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@@ -1,346 +1,354 b'' | |||||
1 | # encoding: utf-8 |
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1 | # encoding: utf-8 | |
2 |
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2 | |||
3 | """Classes and functions for kernel related errors and exceptions. |
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3 | """Classes and functions for kernel related errors and exceptions. | |
4 |
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4 | |||
5 | Inheritance diagram: |
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5 | Inheritance diagram: | |
6 |
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6 | |||
7 | .. inheritance-diagram:: IPython.parallel.error |
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7 | .. inheritance-diagram:: IPython.parallel.error | |
8 | :parts: 3 |
|
8 | :parts: 3 | |
9 |
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9 | |||
10 | Authors: |
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10 | Authors: | |
11 |
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11 | |||
12 | * Brian Granger |
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12 | * Brian Granger | |
13 | * Min RK |
|
13 | * Min RK | |
14 | """ |
|
14 | """ | |
15 | from __future__ import print_function |
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15 | from __future__ import print_function | |
16 |
|
16 | |||
17 | import sys |
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17 | import sys | |
18 | import traceback |
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18 | import traceback | |
19 |
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19 | |||
20 | __docformat__ = "restructuredtext en" |
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20 | __docformat__ = "restructuredtext en" | |
21 |
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21 | |||
22 | # Tell nose to skip this module |
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22 | # Tell nose to skip this module | |
23 | __test__ = {} |
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23 | __test__ = {} | |
24 |
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24 | |||
25 | #------------------------------------------------------------------------------- |
|
25 | #------------------------------------------------------------------------------- | |
26 | # Copyright (C) 2008-2011 The IPython Development Team |
|
26 | # Copyright (C) 2008-2011 The IPython Development Team | |
27 | # |
|
27 | # | |
28 | # Distributed under the terms of the BSD License. The full license is in |
|
28 | # Distributed under the terms of the BSD License. The full license is in | |
29 | # the file COPYING, distributed as part of this software. |
|
29 | # the file COPYING, distributed as part of this software. | |
30 | #------------------------------------------------------------------------------- |
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30 | #------------------------------------------------------------------------------- | |
31 |
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31 | |||
32 | #------------------------------------------------------------------------------- |
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32 | #------------------------------------------------------------------------------- | |
33 | # Error classes |
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33 | # Error classes | |
34 | #------------------------------------------------------------------------------- |
|
34 | #------------------------------------------------------------------------------- | |
35 | class IPythonError(Exception): |
|
35 | class IPythonError(Exception): | |
36 | """Base exception that all of our exceptions inherit from. |
|
36 | """Base exception that all of our exceptions inherit from. | |
37 |
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37 | |||
38 | This can be raised by code that doesn't have any more specific |
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38 | This can be raised by code that doesn't have any more specific | |
39 | information.""" |
|
39 | information.""" | |
40 |
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40 | |||
41 | pass |
|
41 | pass | |
42 |
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42 | |||
43 | # Exceptions associated with the controller objects |
|
43 | # Exceptions associated with the controller objects | |
44 | class ControllerError(IPythonError): pass |
|
44 | class ControllerError(IPythonError): pass | |
45 |
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45 | |||
46 | class ControllerCreationError(ControllerError): pass |
|
46 | class ControllerCreationError(ControllerError): pass | |
47 |
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47 | |||
48 |
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48 | |||
49 | # Exceptions associated with the Engines |
|
49 | # Exceptions associated with the Engines | |
50 | class EngineError(IPythonError): pass |
|
50 | class EngineError(IPythonError): pass | |
51 |
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51 | |||
52 | class EngineCreationError(EngineError): pass |
|
52 | class EngineCreationError(EngineError): pass | |
53 |
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53 | |||
54 | class KernelError(IPythonError): |
|
54 | class KernelError(IPythonError): | |
55 | pass |
|
55 | pass | |
56 |
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56 | |||
57 | class NotDefined(KernelError): |
|
57 | class NotDefined(KernelError): | |
58 | def __init__(self, name): |
|
58 | def __init__(self, name): | |
59 | self.name = name |
|
59 | self.name = name | |
60 | self.args = (name,) |
|
60 | self.args = (name,) | |
61 |
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61 | |||
62 | def __repr__(self): |
|
62 | def __repr__(self): | |
63 | return '<NotDefined: %s>' % self.name |
|
63 | return '<NotDefined: %s>' % self.name | |
64 |
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64 | |||
65 | __str__ = __repr__ |
|
65 | __str__ = __repr__ | |
66 |
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66 | |||
67 |
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67 | |||
68 | class QueueCleared(KernelError): |
|
68 | class QueueCleared(KernelError): | |
69 | pass |
|
69 | pass | |
70 |
|
70 | |||
71 |
|
71 | |||
72 | class IdInUse(KernelError): |
|
72 | class IdInUse(KernelError): | |
73 | pass |
|
73 | pass | |
74 |
|
74 | |||
75 |
|
75 | |||
76 | class ProtocolError(KernelError): |
|
76 | class ProtocolError(KernelError): | |
77 | pass |
|
77 | pass | |
78 |
|
78 | |||
79 |
|
79 | |||
80 | class ConnectionError(KernelError): |
|
80 | class ConnectionError(KernelError): | |
81 | pass |
|
81 | pass | |
82 |
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82 | |||
83 |
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83 | |||
84 | class InvalidEngineID(KernelError): |
|
84 | class InvalidEngineID(KernelError): | |
85 | pass |
|
85 | pass | |
86 |
|
86 | |||
87 |
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87 | |||
88 | class NoEnginesRegistered(KernelError): |
|
88 | class NoEnginesRegistered(KernelError): | |
89 | pass |
|
89 | pass | |
90 |
|
90 | |||
91 |
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91 | |||
92 | class InvalidClientID(KernelError): |
|
92 | class InvalidClientID(KernelError): | |
93 | pass |
|
93 | pass | |
94 |
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94 | |||
95 |
|
95 | |||
96 | class InvalidDeferredID(KernelError): |
|
96 | class InvalidDeferredID(KernelError): | |
97 | pass |
|
97 | pass | |
98 |
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98 | |||
99 |
|
99 | |||
100 | class SerializationError(KernelError): |
|
100 | class SerializationError(KernelError): | |
101 | pass |
|
101 | pass | |
102 |
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102 | |||
103 |
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103 | |||
104 | class MessageSizeError(KernelError): |
|
104 | class MessageSizeError(KernelError): | |
105 | pass |
|
105 | pass | |
106 |
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106 | |||
107 |
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107 | |||
108 | class PBMessageSizeError(MessageSizeError): |
|
108 | class PBMessageSizeError(MessageSizeError): | |
109 | pass |
|
109 | pass | |
110 |
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110 | |||
111 |
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111 | |||
112 | class ResultNotCompleted(KernelError): |
|
112 | class ResultNotCompleted(KernelError): | |
113 | pass |
|
113 | pass | |
114 |
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114 | |||
115 |
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115 | |||
116 | class ResultAlreadyRetrieved(KernelError): |
|
116 | class ResultAlreadyRetrieved(KernelError): | |
117 | pass |
|
117 | pass | |
118 |
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118 | |||
119 | class ClientError(KernelError): |
|
119 | class ClientError(KernelError): | |
120 | pass |
|
120 | pass | |
121 |
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121 | |||
122 |
|
122 | |||
123 | class TaskAborted(KernelError): |
|
123 | class TaskAborted(KernelError): | |
124 | pass |
|
124 | pass | |
125 |
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125 | |||
126 |
|
126 | |||
127 | class TaskTimeout(KernelError): |
|
127 | class TaskTimeout(KernelError): | |
128 | pass |
|
128 | pass | |
129 |
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129 | |||
130 |
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130 | |||
131 | class NotAPendingResult(KernelError): |
|
131 | class NotAPendingResult(KernelError): | |
132 | pass |
|
132 | pass | |
133 |
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133 | |||
134 |
|
134 | |||
135 | class UnpickleableException(KernelError): |
|
135 | class UnpickleableException(KernelError): | |
136 | pass |
|
136 | pass | |
137 |
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137 | |||
138 |
|
138 | |||
139 | class AbortedPendingDeferredError(KernelError): |
|
139 | class AbortedPendingDeferredError(KernelError): | |
140 | pass |
|
140 | pass | |
141 |
|
141 | |||
142 |
|
142 | |||
143 | class InvalidProperty(KernelError): |
|
143 | class InvalidProperty(KernelError): | |
144 | pass |
|
144 | pass | |
145 |
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145 | |||
146 |
|
146 | |||
147 | class MissingBlockArgument(KernelError): |
|
147 | class MissingBlockArgument(KernelError): | |
148 | pass |
|
148 | pass | |
149 |
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149 | |||
150 |
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150 | |||
151 | class StopLocalExecution(KernelError): |
|
151 | class StopLocalExecution(KernelError): | |
152 | pass |
|
152 | pass | |
153 |
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153 | |||
154 |
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154 | |||
155 | class SecurityError(KernelError): |
|
155 | class SecurityError(KernelError): | |
156 | pass |
|
156 | pass | |
157 |
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157 | |||
158 |
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158 | |||
159 | class FileTimeoutError(KernelError): |
|
159 | class FileTimeoutError(KernelError): | |
160 | pass |
|
160 | pass | |
161 |
|
161 | |||
162 | class TimeoutError(KernelError): |
|
162 | class TimeoutError(KernelError): | |
163 | pass |
|
163 | pass | |
164 |
|
164 | |||
165 | class UnmetDependency(KernelError): |
|
165 | class UnmetDependency(KernelError): | |
166 | pass |
|
166 | pass | |
167 |
|
167 | |||
168 | class ImpossibleDependency(UnmetDependency): |
|
168 | class ImpossibleDependency(UnmetDependency): | |
169 | pass |
|
169 | pass | |
170 |
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170 | |||
171 | class DependencyTimeout(ImpossibleDependency): |
|
171 | class DependencyTimeout(ImpossibleDependency): | |
172 | pass |
|
172 | pass | |
173 |
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173 | |||
174 | class InvalidDependency(ImpossibleDependency): |
|
174 | class InvalidDependency(ImpossibleDependency): | |
175 | pass |
|
175 | pass | |
176 |
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176 | |||
177 | class RemoteError(KernelError): |
|
177 | class RemoteError(KernelError): | |
178 | """Error raised elsewhere""" |
|
178 | """Error raised elsewhere""" | |
179 | ename=None |
|
179 | ename=None | |
180 | evalue=None |
|
180 | evalue=None | |
181 | traceback=None |
|
181 | traceback=None | |
182 | engine_info=None |
|
182 | engine_info=None | |
183 |
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183 | |||
184 | def __init__(self, ename, evalue, traceback, engine_info=None): |
|
184 | def __init__(self, ename, evalue, traceback, engine_info=None): | |
185 | self.ename=ename |
|
185 | self.ename=ename | |
186 | self.evalue=evalue |
|
186 | self.evalue=evalue | |
187 | self.traceback=traceback |
|
187 | self.traceback=traceback | |
188 | self.engine_info=engine_info or {} |
|
188 | self.engine_info=engine_info or {} | |
189 | self.args=(ename, evalue) |
|
189 | self.args=(ename, evalue) | |
190 |
|
190 | |||
191 | def __repr__(self): |
|
191 | def __repr__(self): | |
192 | engineid = self.engine_info.get('engine_id', ' ') |
|
192 | engineid = self.engine_info.get('engine_id', ' ') | |
193 | return "<Remote[%s]:%s(%s)>"%(engineid, self.ename, self.evalue) |
|
193 | return "<Remote[%s]:%s(%s)>"%(engineid, self.ename, self.evalue) | |
194 |
|
194 | |||
195 | def __str__(self): |
|
195 | def __str__(self): | |
196 | return "%s(%s)" % (self.ename, self.evalue) |
|
196 | return "%s(%s)" % (self.ename, self.evalue) | |
197 |
|
197 | |||
198 | def render_traceback(self): |
|
198 | def render_traceback(self): | |
199 | """render traceback to a list of lines""" |
|
199 | """render traceback to a list of lines""" | |
200 | return (self.traceback or "No traceback available").splitlines() |
|
200 | return (self.traceback or "No traceback available").splitlines() | |
201 |
|
201 | |||
202 | def _render_traceback_(self): |
|
202 | def _render_traceback_(self): | |
203 | """Special method for custom tracebacks within IPython. |
|
203 | """Special method for custom tracebacks within IPython. | |
204 |
|
204 | |||
205 | This will be called by IPython instead of displaying the local traceback. |
|
205 | This will be called by IPython instead of displaying the local traceback. | |
206 |
|
206 | |||
207 | It should return a traceback rendered as a list of lines. |
|
207 | It should return a traceback rendered as a list of lines. | |
208 | """ |
|
208 | """ | |
209 | return self.render_traceback() |
|
209 | return self.render_traceback() | |
210 |
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210 | |||
211 | def print_traceback(self, excid=None): |
|
211 | def print_traceback(self, excid=None): | |
212 | """print my traceback""" |
|
212 | """print my traceback""" | |
213 | print('\n'.join(self.render_traceback())) |
|
213 | print('\n'.join(self.render_traceback())) | |
214 |
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214 | |||
215 |
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215 | |||
216 |
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216 | |||
217 |
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217 | |||
218 | class TaskRejectError(KernelError): |
|
218 | class TaskRejectError(KernelError): | |
219 | """Exception to raise when a task should be rejected by an engine. |
|
219 | """Exception to raise when a task should be rejected by an engine. | |
220 |
|
220 | |||
221 | This exception can be used to allow a task running on an engine to test |
|
221 | This exception can be used to allow a task running on an engine to test | |
222 | if the engine (or the user's namespace on the engine) has the needed |
|
222 | if the engine (or the user's namespace on the engine) has the needed | |
223 | task dependencies. If not, the task should raise this exception. For |
|
223 | task dependencies. If not, the task should raise this exception. For | |
224 | the task to be retried on another engine, the task should be created |
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224 | the task to be retried on another engine, the task should be created | |
225 | with the `retries` argument > 1. |
|
225 | with the `retries` argument > 1. | |
226 |
|
226 | |||
227 | The advantage of this approach over our older properties system is that |
|
227 | The advantage of this approach over our older properties system is that | |
228 | tasks have full access to the user's namespace on the engines and the |
|
228 | tasks have full access to the user's namespace on the engines and the | |
229 | properties don't have to be managed or tested by the controller. |
|
229 | properties don't have to be managed or tested by the controller. | |
230 | """ |
|
230 | """ | |
231 |
|
231 | |||
232 |
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232 | |||
233 | class CompositeError(RemoteError): |
|
233 | class CompositeError(RemoteError): | |
234 | """Error for representing possibly multiple errors on engines""" |
|
234 | """Error for representing possibly multiple errors on engines""" | |
|
235 | tb_limit = 4 # limit on how many tracebacks to draw | |||
|
236 | ||||
235 | def __init__(self, message, elist): |
|
237 | def __init__(self, message, elist): | |
236 | Exception.__init__(self, *(message, elist)) |
|
238 | Exception.__init__(self, *(message, elist)) | |
237 | # Don't use pack_exception because it will conflict with the .message |
|
239 | # Don't use pack_exception because it will conflict with the .message | |
238 | # attribute that is being deprecated in 2.6 and beyond. |
|
240 | # attribute that is being deprecated in 2.6 and beyond. | |
239 | self.msg = message |
|
241 | self.msg = message | |
240 | self.elist = elist |
|
242 | self.elist = elist | |
241 | self.args = [ e[0] for e in elist ] |
|
243 | self.args = [ e[0] for e in elist ] | |
242 |
|
244 | |||
243 | def _get_engine_str(self, ei): |
|
245 | def _get_engine_str(self, ei): | |
244 | if not ei: |
|
246 | if not ei: | |
245 | return '[Engine Exception]' |
|
247 | return '[Engine Exception]' | |
246 | else: |
|
248 | else: | |
247 | return '[%s:%s]: ' % (ei['engine_id'], ei['method']) |
|
249 | return '[%s:%s]: ' % (ei['engine_id'], ei['method']) | |
248 |
|
250 | |||
249 | def _get_traceback(self, ev): |
|
251 | def _get_traceback(self, ev): | |
250 | try: |
|
252 | try: | |
251 | tb = ev._ipython_traceback_text |
|
253 | tb = ev._ipython_traceback_text | |
252 | except AttributeError: |
|
254 | except AttributeError: | |
253 | return 'No traceback available' |
|
255 | return 'No traceback available' | |
254 | else: |
|
256 | else: | |
255 | return tb |
|
257 | return tb | |
256 |
|
258 | |||
257 | def __str__(self): |
|
259 | def __str__(self): | |
258 | s = str(self.msg) |
|
260 | s = str(self.msg) | |
259 | for en, ev, etb, ei in self.elist: |
|
261 | for en, ev, etb, ei in self.elist[:self.tb_limit]: | |
260 | engine_str = self._get_engine_str(ei) |
|
262 | engine_str = self._get_engine_str(ei) | |
261 | s = s + '\n' + engine_str + en + ': ' + str(ev) |
|
263 | s = s + '\n' + engine_str + en + ': ' + str(ev) | |
|
264 | if len(self.elist) > self.tb_limit: | |||
|
265 | s = s + '\n.... %i more exceptions ...' % (len(self.elist) - self.tb_limit) | |||
262 | return s |
|
266 | return s | |
263 |
|
267 | |||
264 | def __repr__(self): |
|
268 | def __repr__(self): | |
265 | return "CompositeError(%i)"%len(self.elist) |
|
269 | return "CompositeError(%i)" % len(self.elist) | |
266 |
|
270 | |||
267 | def render_traceback(self, excid=None): |
|
271 | def render_traceback(self, excid=None): | |
268 | """render one or all of my tracebacks to a list of lines""" |
|
272 | """render one or all of my tracebacks to a list of lines""" | |
269 | lines = [] |
|
273 | lines = [] | |
270 | if excid is None: |
|
274 | if excid is None: | |
271 | for (en,ev,etb,ei) in self.elist: |
|
275 | for (en,ev,etb,ei) in self.elist[:self.tb_limit]: | |
272 | lines.append(self._get_engine_str(ei)) |
|
276 | lines.append(self._get_engine_str(ei)) | |
273 | lines.extend((etb or 'No traceback available').splitlines()) |
|
277 | lines.extend((etb or 'No traceback available').splitlines()) | |
274 | lines.append('') |
|
278 | lines.append('') | |
|
279 | if len(self.elist) > self.tb_limit: | |||
|
280 | lines.append( | |||
|
281 | '... %i more exceptions ...' % (len(self.elist) - self.tb_limit) | |||
|
282 | ) | |||
275 | else: |
|
283 | else: | |
276 | try: |
|
284 | try: | |
277 | en,ev,etb,ei = self.elist[excid] |
|
285 | en,ev,etb,ei = self.elist[excid] | |
278 | except: |
|
286 | except: | |
279 | raise IndexError("an exception with index %i does not exist"%excid) |
|
287 | raise IndexError("an exception with index %i does not exist"%excid) | |
280 | else: |
|
288 | else: | |
281 | lines.append(self._get_engine_str(ei)) |
|
289 | lines.append(self._get_engine_str(ei)) | |
282 | lines.extend((etb or 'No traceback available').splitlines()) |
|
290 | lines.extend((etb or 'No traceback available').splitlines()) | |
283 |
|
291 | |||
284 | return lines |
|
292 | return lines | |
285 |
|
293 | |||
286 | def print_traceback(self, excid=None): |
|
294 | def print_traceback(self, excid=None): | |
287 | print('\n'.join(self.render_traceback(excid))) |
|
295 | print('\n'.join(self.render_traceback(excid))) | |
288 |
|
296 | |||
289 | def raise_exception(self, excid=0): |
|
297 | def raise_exception(self, excid=0): | |
290 | try: |
|
298 | try: | |
291 | en,ev,etb,ei = self.elist[excid] |
|
299 | en,ev,etb,ei = self.elist[excid] | |
292 | except: |
|
300 | except: | |
293 | raise IndexError("an exception with index %i does not exist"%excid) |
|
301 | raise IndexError("an exception with index %i does not exist"%excid) | |
294 | else: |
|
302 | else: | |
295 | raise RemoteError(en, ev, etb, ei) |
|
303 | raise RemoteError(en, ev, etb, ei) | |
296 |
|
304 | |||
297 |
|
305 | |||
298 | def collect_exceptions(rdict_or_list, method='unspecified'): |
|
306 | def collect_exceptions(rdict_or_list, method='unspecified'): | |
299 | """check a result dict for errors, and raise CompositeError if any exist. |
|
307 | """check a result dict for errors, and raise CompositeError if any exist. | |
300 | Passthrough otherwise.""" |
|
308 | Passthrough otherwise.""" | |
301 | elist = [] |
|
309 | elist = [] | |
302 | if isinstance(rdict_or_list, dict): |
|
310 | if isinstance(rdict_or_list, dict): | |
303 | rlist = rdict_or_list.values() |
|
311 | rlist = rdict_or_list.values() | |
304 | else: |
|
312 | else: | |
305 | rlist = rdict_or_list |
|
313 | rlist = rdict_or_list | |
306 | for r in rlist: |
|
314 | for r in rlist: | |
307 | if isinstance(r, RemoteError): |
|
315 | if isinstance(r, RemoteError): | |
308 | en, ev, etb, ei = r.ename, r.evalue, r.traceback, r.engine_info |
|
316 | en, ev, etb, ei = r.ename, r.evalue, r.traceback, r.engine_info | |
309 | # Sometimes we could have CompositeError in our list. Just take |
|
317 | # Sometimes we could have CompositeError in our list. Just take | |
310 | # the errors out of them and put them in our new list. This |
|
318 | # the errors out of them and put them in our new list. This | |
311 | # has the effect of flattening lists of CompositeErrors into one |
|
319 | # has the effect of flattening lists of CompositeErrors into one | |
312 | # CompositeError |
|
320 | # CompositeError | |
313 | if en=='CompositeError': |
|
321 | if en=='CompositeError': | |
314 | for e in ev.elist: |
|
322 | for e in ev.elist: | |
315 | elist.append(e) |
|
323 | elist.append(e) | |
316 | else: |
|
324 | else: | |
317 | elist.append((en, ev, etb, ei)) |
|
325 | elist.append((en, ev, etb, ei)) | |
318 | if len(elist)==0: |
|
326 | if len(elist)==0: | |
319 | return rdict_or_list |
|
327 | return rdict_or_list | |
320 | else: |
|
328 | else: | |
321 | msg = "one or more exceptions from call to method: %s" % (method) |
|
329 | msg = "one or more exceptions from call to method: %s" % (method) | |
322 | # This silliness is needed so the debugger has access to the exception |
|
330 | # This silliness is needed so the debugger has access to the exception | |
323 | # instance (e in this case) |
|
331 | # instance (e in this case) | |
324 | try: |
|
332 | try: | |
325 | raise CompositeError(msg, elist) |
|
333 | raise CompositeError(msg, elist) | |
326 | except CompositeError as e: |
|
334 | except CompositeError as e: | |
327 | raise e |
|
335 | raise e | |
328 |
|
336 | |||
329 | def wrap_exception(engine_info={}): |
|
337 | def wrap_exception(engine_info={}): | |
330 | etype, evalue, tb = sys.exc_info() |
|
338 | etype, evalue, tb = sys.exc_info() | |
331 | stb = traceback.format_exception(etype, evalue, tb) |
|
339 | stb = traceback.format_exception(etype, evalue, tb) | |
332 | exc_content = { |
|
340 | exc_content = { | |
333 | 'status' : 'error', |
|
341 | 'status' : 'error', | |
334 | 'traceback' : stb, |
|
342 | 'traceback' : stb, | |
335 | 'ename' : unicode(etype.__name__), |
|
343 | 'ename' : unicode(etype.__name__), | |
336 | 'evalue' : unicode(evalue), |
|
344 | 'evalue' : unicode(evalue), | |
337 | 'engine_info' : engine_info |
|
345 | 'engine_info' : engine_info | |
338 | } |
|
346 | } | |
339 | return exc_content |
|
347 | return exc_content | |
340 |
|
348 | |||
341 | def unwrap_exception(content): |
|
349 | def unwrap_exception(content): | |
342 | err = RemoteError(content['ename'], content['evalue'], |
|
350 | err = RemoteError(content['ename'], content['evalue'], | |
343 | ''.join(content['traceback']), |
|
351 | ''.join(content['traceback']), | |
344 | content.get('engine_info', {})) |
|
352 | content.get('engine_info', {})) | |
345 | return err |
|
353 | return err | |
346 |
|
354 |
@@ -1,737 +1,764 b'' | |||||
1 | # -*- coding: utf-8 -*- |
|
1 | # -*- coding: utf-8 -*- | |
2 | """test View objects |
|
2 | """test View objects | |
3 |
|
3 | |||
4 | Authors: |
|
4 | Authors: | |
5 |
|
5 | |||
6 | * Min RK |
|
6 | * Min RK | |
7 | """ |
|
7 | """ | |
8 | #------------------------------------------------------------------------------- |
|
8 | #------------------------------------------------------------------------------- | |
9 | # Copyright (C) 2011 The IPython Development Team |
|
9 | # Copyright (C) 2011 The IPython Development Team | |
10 | # |
|
10 | # | |
11 | # Distributed under the terms of the BSD License. The full license is in |
|
11 | # Distributed under the terms of the BSD License. The full license is in | |
12 | # the file COPYING, distributed as part of this software. |
|
12 | # the file COPYING, distributed as part of this software. | |
13 | #------------------------------------------------------------------------------- |
|
13 | #------------------------------------------------------------------------------- | |
14 |
|
14 | |||
15 | #------------------------------------------------------------------------------- |
|
15 | #------------------------------------------------------------------------------- | |
16 | # Imports |
|
16 | # Imports | |
17 | #------------------------------------------------------------------------------- |
|
17 | #------------------------------------------------------------------------------- | |
18 |
|
18 | |||
19 | import sys |
|
19 | import sys | |
20 | import platform |
|
20 | import platform | |
21 | import time |
|
21 | import time | |
22 | from tempfile import mktemp |
|
22 | from tempfile import mktemp | |
23 | from StringIO import StringIO |
|
23 | from StringIO import StringIO | |
24 |
|
24 | |||
25 | import zmq |
|
25 | import zmq | |
26 | from nose import SkipTest |
|
26 | from nose import SkipTest | |
27 | from nose.plugins.attrib import attr |
|
27 | from nose.plugins.attrib import attr | |
28 |
|
28 | |||
29 | from IPython.testing import decorators as dec |
|
29 | from IPython.testing import decorators as dec | |
30 | from IPython.testing.ipunittest import ParametricTestCase |
|
30 | from IPython.testing.ipunittest import ParametricTestCase | |
31 | from IPython.utils.io import capture_output |
|
31 | from IPython.utils.io import capture_output | |
32 |
|
32 | |||
33 | from IPython import parallel as pmod |
|
33 | from IPython import parallel as pmod | |
34 | from IPython.parallel import error |
|
34 | from IPython.parallel import error | |
35 | from IPython.parallel import AsyncResult, AsyncHubResult, AsyncMapResult |
|
35 | from IPython.parallel import AsyncResult, AsyncHubResult, AsyncMapResult | |
36 | from IPython.parallel import DirectView |
|
36 | from IPython.parallel import DirectView | |
37 | from IPython.parallel.util import interactive |
|
37 | from IPython.parallel.util import interactive | |
38 |
|
38 | |||
39 | from IPython.parallel.tests import add_engines |
|
39 | from IPython.parallel.tests import add_engines | |
40 |
|
40 | |||
41 | from .clienttest import ClusterTestCase, crash, wait, skip_without |
|
41 | from .clienttest import ClusterTestCase, crash, wait, skip_without | |
42 |
|
42 | |||
43 | def setup(): |
|
43 | def setup(): | |
44 | add_engines(3, total=True) |
|
44 | add_engines(3, total=True) | |
45 |
|
45 | |||
46 | class TestView(ClusterTestCase, ParametricTestCase): |
|
46 | class TestView(ClusterTestCase, ParametricTestCase): | |
47 |
|
47 | |||
48 | def setUp(self): |
|
48 | def setUp(self): | |
49 | # On Win XP, wait for resource cleanup, else parallel test group fails |
|
49 | # On Win XP, wait for resource cleanup, else parallel test group fails | |
50 | if platform.system() == "Windows" and platform.win32_ver()[0] == "XP": |
|
50 | if platform.system() == "Windows" and platform.win32_ver()[0] == "XP": | |
51 | # 1 sec fails. 1.5 sec seems ok. Using 2 sec for margin of safety |
|
51 | # 1 sec fails. 1.5 sec seems ok. Using 2 sec for margin of safety | |
52 | time.sleep(2) |
|
52 | time.sleep(2) | |
53 | super(TestView, self).setUp() |
|
53 | super(TestView, self).setUp() | |
54 |
|
54 | |||
55 | @attr('crash') |
|
55 | @attr('crash') | |
56 | def test_z_crash_mux(self): |
|
56 | def test_z_crash_mux(self): | |
57 | """test graceful handling of engine death (direct)""" |
|
57 | """test graceful handling of engine death (direct)""" | |
58 | # self.add_engines(1) |
|
58 | # self.add_engines(1) | |
59 | eid = self.client.ids[-1] |
|
59 | eid = self.client.ids[-1] | |
60 | ar = self.client[eid].apply_async(crash) |
|
60 | ar = self.client[eid].apply_async(crash) | |
61 | self.assertRaisesRemote(error.EngineError, ar.get, 10) |
|
61 | self.assertRaisesRemote(error.EngineError, ar.get, 10) | |
62 | eid = ar.engine_id |
|
62 | eid = ar.engine_id | |
63 | tic = time.time() |
|
63 | tic = time.time() | |
64 | while eid in self.client.ids and time.time()-tic < 5: |
|
64 | while eid in self.client.ids and time.time()-tic < 5: | |
65 | time.sleep(.01) |
|
65 | time.sleep(.01) | |
66 | self.client.spin() |
|
66 | self.client.spin() | |
67 | self.assertFalse(eid in self.client.ids, "Engine should have died") |
|
67 | self.assertFalse(eid in self.client.ids, "Engine should have died") | |
68 |
|
68 | |||
69 | def test_push_pull(self): |
|
69 | def test_push_pull(self): | |
70 | """test pushing and pulling""" |
|
70 | """test pushing and pulling""" | |
71 | data = dict(a=10, b=1.05, c=range(10), d={'e':(1,2),'f':'hi'}) |
|
71 | data = dict(a=10, b=1.05, c=range(10), d={'e':(1,2),'f':'hi'}) | |
72 | t = self.client.ids[-1] |
|
72 | t = self.client.ids[-1] | |
73 | v = self.client[t] |
|
73 | v = self.client[t] | |
74 | push = v.push |
|
74 | push = v.push | |
75 | pull = v.pull |
|
75 | pull = v.pull | |
76 | v.block=True |
|
76 | v.block=True | |
77 | nengines = len(self.client) |
|
77 | nengines = len(self.client) | |
78 | push({'data':data}) |
|
78 | push({'data':data}) | |
79 | d = pull('data') |
|
79 | d = pull('data') | |
80 | self.assertEqual(d, data) |
|
80 | self.assertEqual(d, data) | |
81 | self.client[:].push({'data':data}) |
|
81 | self.client[:].push({'data':data}) | |
82 | d = self.client[:].pull('data', block=True) |
|
82 | d = self.client[:].pull('data', block=True) | |
83 | self.assertEqual(d, nengines*[data]) |
|
83 | self.assertEqual(d, nengines*[data]) | |
84 | ar = push({'data':data}, block=False) |
|
84 | ar = push({'data':data}, block=False) | |
85 | self.assertTrue(isinstance(ar, AsyncResult)) |
|
85 | self.assertTrue(isinstance(ar, AsyncResult)) | |
86 | r = ar.get() |
|
86 | r = ar.get() | |
87 | ar = self.client[:].pull('data', block=False) |
|
87 | ar = self.client[:].pull('data', block=False) | |
88 | self.assertTrue(isinstance(ar, AsyncResult)) |
|
88 | self.assertTrue(isinstance(ar, AsyncResult)) | |
89 | r = ar.get() |
|
89 | r = ar.get() | |
90 | self.assertEqual(r, nengines*[data]) |
|
90 | self.assertEqual(r, nengines*[data]) | |
91 | self.client[:].push(dict(a=10,b=20)) |
|
91 | self.client[:].push(dict(a=10,b=20)) | |
92 | r = self.client[:].pull(('a','b'), block=True) |
|
92 | r = self.client[:].pull(('a','b'), block=True) | |
93 | self.assertEqual(r, nengines*[[10,20]]) |
|
93 | self.assertEqual(r, nengines*[[10,20]]) | |
94 |
|
94 | |||
95 | def test_push_pull_function(self): |
|
95 | def test_push_pull_function(self): | |
96 | "test pushing and pulling functions" |
|
96 | "test pushing and pulling functions" | |
97 | def testf(x): |
|
97 | def testf(x): | |
98 | return 2.0*x |
|
98 | return 2.0*x | |
99 |
|
99 | |||
100 | t = self.client.ids[-1] |
|
100 | t = self.client.ids[-1] | |
101 | v = self.client[t] |
|
101 | v = self.client[t] | |
102 | v.block=True |
|
102 | v.block=True | |
103 | push = v.push |
|
103 | push = v.push | |
104 | pull = v.pull |
|
104 | pull = v.pull | |
105 | execute = v.execute |
|
105 | execute = v.execute | |
106 | push({'testf':testf}) |
|
106 | push({'testf':testf}) | |
107 | r = pull('testf') |
|
107 | r = pull('testf') | |
108 | self.assertEqual(r(1.0), testf(1.0)) |
|
108 | self.assertEqual(r(1.0), testf(1.0)) | |
109 | execute('r = testf(10)') |
|
109 | execute('r = testf(10)') | |
110 | r = pull('r') |
|
110 | r = pull('r') | |
111 | self.assertEqual(r, testf(10)) |
|
111 | self.assertEqual(r, testf(10)) | |
112 | ar = self.client[:].push({'testf':testf}, block=False) |
|
112 | ar = self.client[:].push({'testf':testf}, block=False) | |
113 | ar.get() |
|
113 | ar.get() | |
114 | ar = self.client[:].pull('testf', block=False) |
|
114 | ar = self.client[:].pull('testf', block=False) | |
115 | rlist = ar.get() |
|
115 | rlist = ar.get() | |
116 | for r in rlist: |
|
116 | for r in rlist: | |
117 | self.assertEqual(r(1.0), testf(1.0)) |
|
117 | self.assertEqual(r(1.0), testf(1.0)) | |
118 | execute("def g(x): return x*x") |
|
118 | execute("def g(x): return x*x") | |
119 | r = pull(('testf','g')) |
|
119 | r = pull(('testf','g')) | |
120 | self.assertEqual((r[0](10),r[1](10)), (testf(10), 100)) |
|
120 | self.assertEqual((r[0](10),r[1](10)), (testf(10), 100)) | |
121 |
|
121 | |||
122 | def test_push_function_globals(self): |
|
122 | def test_push_function_globals(self): | |
123 | """test that pushed functions have access to globals""" |
|
123 | """test that pushed functions have access to globals""" | |
124 | @interactive |
|
124 | @interactive | |
125 | def geta(): |
|
125 | def geta(): | |
126 | return a |
|
126 | return a | |
127 | # self.add_engines(1) |
|
127 | # self.add_engines(1) | |
128 | v = self.client[-1] |
|
128 | v = self.client[-1] | |
129 | v.block=True |
|
129 | v.block=True | |
130 | v['f'] = geta |
|
130 | v['f'] = geta | |
131 | self.assertRaisesRemote(NameError, v.execute, 'b=f()') |
|
131 | self.assertRaisesRemote(NameError, v.execute, 'b=f()') | |
132 | v.execute('a=5') |
|
132 | v.execute('a=5') | |
133 | v.execute('b=f()') |
|
133 | v.execute('b=f()') | |
134 | self.assertEqual(v['b'], 5) |
|
134 | self.assertEqual(v['b'], 5) | |
135 |
|
135 | |||
136 | def test_push_function_defaults(self): |
|
136 | def test_push_function_defaults(self): | |
137 | """test that pushed functions preserve default args""" |
|
137 | """test that pushed functions preserve default args""" | |
138 | def echo(a=10): |
|
138 | def echo(a=10): | |
139 | return a |
|
139 | return a | |
140 | v = self.client[-1] |
|
140 | v = self.client[-1] | |
141 | v.block=True |
|
141 | v.block=True | |
142 | v['f'] = echo |
|
142 | v['f'] = echo | |
143 | v.execute('b=f()') |
|
143 | v.execute('b=f()') | |
144 | self.assertEqual(v['b'], 10) |
|
144 | self.assertEqual(v['b'], 10) | |
145 |
|
145 | |||
146 | def test_get_result(self): |
|
146 | def test_get_result(self): | |
147 | """test getting results from the Hub.""" |
|
147 | """test getting results from the Hub.""" | |
148 | c = pmod.Client(profile='iptest') |
|
148 | c = pmod.Client(profile='iptest') | |
149 | # self.add_engines(1) |
|
149 | # self.add_engines(1) | |
150 | t = c.ids[-1] |
|
150 | t = c.ids[-1] | |
151 | v = c[t] |
|
151 | v = c[t] | |
152 | v2 = self.client[t] |
|
152 | v2 = self.client[t] | |
153 | ar = v.apply_async(wait, 1) |
|
153 | ar = v.apply_async(wait, 1) | |
154 | # give the monitor time to notice the message |
|
154 | # give the monitor time to notice the message | |
155 | time.sleep(.25) |
|
155 | time.sleep(.25) | |
156 | ahr = v2.get_result(ar.msg_ids) |
|
156 | ahr = v2.get_result(ar.msg_ids) | |
157 | self.assertTrue(isinstance(ahr, AsyncHubResult)) |
|
157 | self.assertTrue(isinstance(ahr, AsyncHubResult)) | |
158 | self.assertEqual(ahr.get(), ar.get()) |
|
158 | self.assertEqual(ahr.get(), ar.get()) | |
159 | ar2 = v2.get_result(ar.msg_ids) |
|
159 | ar2 = v2.get_result(ar.msg_ids) | |
160 | self.assertFalse(isinstance(ar2, AsyncHubResult)) |
|
160 | self.assertFalse(isinstance(ar2, AsyncHubResult)) | |
161 | c.spin() |
|
161 | c.spin() | |
162 | c.close() |
|
162 | c.close() | |
163 |
|
163 | |||
164 | def test_run_newline(self): |
|
164 | def test_run_newline(self): | |
165 | """test that run appends newline to files""" |
|
165 | """test that run appends newline to files""" | |
166 | tmpfile = mktemp() |
|
166 | tmpfile = mktemp() | |
167 | with open(tmpfile, 'w') as f: |
|
167 | with open(tmpfile, 'w') as f: | |
168 | f.write("""def g(): |
|
168 | f.write("""def g(): | |
169 | return 5 |
|
169 | return 5 | |
170 | """) |
|
170 | """) | |
171 | v = self.client[-1] |
|
171 | v = self.client[-1] | |
172 | v.run(tmpfile, block=True) |
|
172 | v.run(tmpfile, block=True) | |
173 | self.assertEqual(v.apply_sync(lambda f: f(), pmod.Reference('g')), 5) |
|
173 | self.assertEqual(v.apply_sync(lambda f: f(), pmod.Reference('g')), 5) | |
174 |
|
174 | |||
175 | def test_apply_tracked(self): |
|
175 | def test_apply_tracked(self): | |
176 | """test tracking for apply""" |
|
176 | """test tracking for apply""" | |
177 | # self.add_engines(1) |
|
177 | # self.add_engines(1) | |
178 | t = self.client.ids[-1] |
|
178 | t = self.client.ids[-1] | |
179 | v = self.client[t] |
|
179 | v = self.client[t] | |
180 | v.block=False |
|
180 | v.block=False | |
181 | def echo(n=1024*1024, **kwargs): |
|
181 | def echo(n=1024*1024, **kwargs): | |
182 | with v.temp_flags(**kwargs): |
|
182 | with v.temp_flags(**kwargs): | |
183 | return v.apply(lambda x: x, 'x'*n) |
|
183 | return v.apply(lambda x: x, 'x'*n) | |
184 | ar = echo(1, track=False) |
|
184 | ar = echo(1, track=False) | |
185 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
|
185 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) | |
186 | self.assertTrue(ar.sent) |
|
186 | self.assertTrue(ar.sent) | |
187 | ar = echo(track=True) |
|
187 | ar = echo(track=True) | |
188 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
|
188 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) | |
189 | self.assertEqual(ar.sent, ar._tracker.done) |
|
189 | self.assertEqual(ar.sent, ar._tracker.done) | |
190 | ar._tracker.wait() |
|
190 | ar._tracker.wait() | |
191 | self.assertTrue(ar.sent) |
|
191 | self.assertTrue(ar.sent) | |
192 |
|
192 | |||
193 | def test_push_tracked(self): |
|
193 | def test_push_tracked(self): | |
194 | t = self.client.ids[-1] |
|
194 | t = self.client.ids[-1] | |
195 | ns = dict(x='x'*1024*1024) |
|
195 | ns = dict(x='x'*1024*1024) | |
196 | v = self.client[t] |
|
196 | v = self.client[t] | |
197 | ar = v.push(ns, block=False, track=False) |
|
197 | ar = v.push(ns, block=False, track=False) | |
198 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
|
198 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) | |
199 | self.assertTrue(ar.sent) |
|
199 | self.assertTrue(ar.sent) | |
200 |
|
200 | |||
201 | ar = v.push(ns, block=False, track=True) |
|
201 | ar = v.push(ns, block=False, track=True) | |
202 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
|
202 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) | |
203 | ar._tracker.wait() |
|
203 | ar._tracker.wait() | |
204 | self.assertEqual(ar.sent, ar._tracker.done) |
|
204 | self.assertEqual(ar.sent, ar._tracker.done) | |
205 | self.assertTrue(ar.sent) |
|
205 | self.assertTrue(ar.sent) | |
206 | ar.get() |
|
206 | ar.get() | |
207 |
|
207 | |||
208 | def test_scatter_tracked(self): |
|
208 | def test_scatter_tracked(self): | |
209 | t = self.client.ids |
|
209 | t = self.client.ids | |
210 | x='x'*1024*1024 |
|
210 | x='x'*1024*1024 | |
211 | ar = self.client[t].scatter('x', x, block=False, track=False) |
|
211 | ar = self.client[t].scatter('x', x, block=False, track=False) | |
212 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
|
212 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) | |
213 | self.assertTrue(ar.sent) |
|
213 | self.assertTrue(ar.sent) | |
214 |
|
214 | |||
215 | ar = self.client[t].scatter('x', x, block=False, track=True) |
|
215 | ar = self.client[t].scatter('x', x, block=False, track=True) | |
216 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
|
216 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) | |
217 | self.assertEqual(ar.sent, ar._tracker.done) |
|
217 | self.assertEqual(ar.sent, ar._tracker.done) | |
218 | ar._tracker.wait() |
|
218 | ar._tracker.wait() | |
219 | self.assertTrue(ar.sent) |
|
219 | self.assertTrue(ar.sent) | |
220 | ar.get() |
|
220 | ar.get() | |
221 |
|
221 | |||
222 | def test_remote_reference(self): |
|
222 | def test_remote_reference(self): | |
223 | v = self.client[-1] |
|
223 | v = self.client[-1] | |
224 | v['a'] = 123 |
|
224 | v['a'] = 123 | |
225 | ra = pmod.Reference('a') |
|
225 | ra = pmod.Reference('a') | |
226 | b = v.apply_sync(lambda x: x, ra) |
|
226 | b = v.apply_sync(lambda x: x, ra) | |
227 | self.assertEqual(b, 123) |
|
227 | self.assertEqual(b, 123) | |
228 |
|
228 | |||
229 |
|
229 | |||
230 | def test_scatter_gather(self): |
|
230 | def test_scatter_gather(self): | |
231 | view = self.client[:] |
|
231 | view = self.client[:] | |
232 | seq1 = range(16) |
|
232 | seq1 = range(16) | |
233 | view.scatter('a', seq1) |
|
233 | view.scatter('a', seq1) | |
234 | seq2 = view.gather('a', block=True) |
|
234 | seq2 = view.gather('a', block=True) | |
235 | self.assertEqual(seq2, seq1) |
|
235 | self.assertEqual(seq2, seq1) | |
236 | self.assertRaisesRemote(NameError, view.gather, 'asdf', block=True) |
|
236 | self.assertRaisesRemote(NameError, view.gather, 'asdf', block=True) | |
237 |
|
237 | |||
238 | @skip_without('numpy') |
|
238 | @skip_without('numpy') | |
239 | def test_scatter_gather_numpy(self): |
|
239 | def test_scatter_gather_numpy(self): | |
240 | import numpy |
|
240 | import numpy | |
241 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal |
|
241 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal | |
242 | view = self.client[:] |
|
242 | view = self.client[:] | |
243 | a = numpy.arange(64) |
|
243 | a = numpy.arange(64) | |
244 | view.scatter('a', a, block=True) |
|
244 | view.scatter('a', a, block=True) | |
245 | b = view.gather('a', block=True) |
|
245 | b = view.gather('a', block=True) | |
246 | assert_array_equal(b, a) |
|
246 | assert_array_equal(b, a) | |
247 |
|
247 | |||
248 | def test_scatter_gather_lazy(self): |
|
248 | def test_scatter_gather_lazy(self): | |
249 | """scatter/gather with targets='all'""" |
|
249 | """scatter/gather with targets='all'""" | |
250 | view = self.client.direct_view(targets='all') |
|
250 | view = self.client.direct_view(targets='all') | |
251 | x = range(64) |
|
251 | x = range(64) | |
252 | view.scatter('x', x) |
|
252 | view.scatter('x', x) | |
253 | gathered = view.gather('x', block=True) |
|
253 | gathered = view.gather('x', block=True) | |
254 | self.assertEqual(gathered, x) |
|
254 | self.assertEqual(gathered, x) | |
255 |
|
255 | |||
256 |
|
256 | |||
257 | @dec.known_failure_py3 |
|
257 | @dec.known_failure_py3 | |
258 | @skip_without('numpy') |
|
258 | @skip_without('numpy') | |
259 | def test_push_numpy_nocopy(self): |
|
259 | def test_push_numpy_nocopy(self): | |
260 | import numpy |
|
260 | import numpy | |
261 | view = self.client[:] |
|
261 | view = self.client[:] | |
262 | a = numpy.arange(64) |
|
262 | a = numpy.arange(64) | |
263 | view['A'] = a |
|
263 | view['A'] = a | |
264 | @interactive |
|
264 | @interactive | |
265 | def check_writeable(x): |
|
265 | def check_writeable(x): | |
266 | return x.flags.writeable |
|
266 | return x.flags.writeable | |
267 |
|
267 | |||
268 | for flag in view.apply_sync(check_writeable, pmod.Reference('A')): |
|
268 | for flag in view.apply_sync(check_writeable, pmod.Reference('A')): | |
269 | self.assertFalse(flag, "array is writeable, push shouldn't have pickled it") |
|
269 | self.assertFalse(flag, "array is writeable, push shouldn't have pickled it") | |
270 |
|
270 | |||
271 | view.push(dict(B=a)) |
|
271 | view.push(dict(B=a)) | |
272 | for flag in view.apply_sync(check_writeable, pmod.Reference('B')): |
|
272 | for flag in view.apply_sync(check_writeable, pmod.Reference('B')): | |
273 | self.assertFalse(flag, "array is writeable, push shouldn't have pickled it") |
|
273 | self.assertFalse(flag, "array is writeable, push shouldn't have pickled it") | |
274 |
|
274 | |||
275 | @skip_without('numpy') |
|
275 | @skip_without('numpy') | |
276 | def test_apply_numpy(self): |
|
276 | def test_apply_numpy(self): | |
277 | """view.apply(f, ndarray)""" |
|
277 | """view.apply(f, ndarray)""" | |
278 | import numpy |
|
278 | import numpy | |
279 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal |
|
279 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal | |
280 |
|
280 | |||
281 | A = numpy.random.random((100,100)) |
|
281 | A = numpy.random.random((100,100)) | |
282 | view = self.client[-1] |
|
282 | view = self.client[-1] | |
283 | for dt in [ 'int32', 'uint8', 'float32', 'float64' ]: |
|
283 | for dt in [ 'int32', 'uint8', 'float32', 'float64' ]: | |
284 | B = A.astype(dt) |
|
284 | B = A.astype(dt) | |
285 | C = view.apply_sync(lambda x:x, B) |
|
285 | C = view.apply_sync(lambda x:x, B) | |
286 | assert_array_equal(B,C) |
|
286 | assert_array_equal(B,C) | |
287 |
|
287 | |||
288 | @skip_without('numpy') |
|
288 | @skip_without('numpy') | |
289 | def test_push_pull_recarray(self): |
|
289 | def test_push_pull_recarray(self): | |
290 | """push/pull recarrays""" |
|
290 | """push/pull recarrays""" | |
291 | import numpy |
|
291 | import numpy | |
292 | from numpy.testing.utils import assert_array_equal |
|
292 | from numpy.testing.utils import assert_array_equal | |
293 |
|
293 | |||
294 | view = self.client[-1] |
|
294 | view = self.client[-1] | |
295 |
|
295 | |||
296 | R = numpy.array([ |
|
296 | R = numpy.array([ | |
297 | (1, 'hi', 0.), |
|
297 | (1, 'hi', 0.), | |
298 | (2**30, 'there', 2.5), |
|
298 | (2**30, 'there', 2.5), | |
299 | (-99999, 'world', -12345.6789), |
|
299 | (-99999, 'world', -12345.6789), | |
300 | ], [('n', int), ('s', '|S10'), ('f', float)]) |
|
300 | ], [('n', int), ('s', '|S10'), ('f', float)]) | |
301 |
|
301 | |||
302 | view['RR'] = R |
|
302 | view['RR'] = R | |
303 | R2 = view['RR'] |
|
303 | R2 = view['RR'] | |
304 |
|
304 | |||
305 | r_dtype, r_shape = view.apply_sync(interactive(lambda : (RR.dtype, RR.shape))) |
|
305 | r_dtype, r_shape = view.apply_sync(interactive(lambda : (RR.dtype, RR.shape))) | |
306 | self.assertEqual(r_dtype, R.dtype) |
|
306 | self.assertEqual(r_dtype, R.dtype) | |
307 | self.assertEqual(r_shape, R.shape) |
|
307 | self.assertEqual(r_shape, R.shape) | |
308 | self.assertEqual(R2.dtype, R.dtype) |
|
308 | self.assertEqual(R2.dtype, R.dtype) | |
309 | self.assertEqual(R2.shape, R.shape) |
|
309 | self.assertEqual(R2.shape, R.shape) | |
310 | assert_array_equal(R2, R) |
|
310 | assert_array_equal(R2, R) | |
311 |
|
311 | |||
312 | @skip_without('pandas') |
|
312 | @skip_without('pandas') | |
313 | def test_push_pull_timeseries(self): |
|
313 | def test_push_pull_timeseries(self): | |
314 | """push/pull pandas.TimeSeries""" |
|
314 | """push/pull pandas.TimeSeries""" | |
315 | import pandas |
|
315 | import pandas | |
316 |
|
316 | |||
317 | ts = pandas.TimeSeries(range(10)) |
|
317 | ts = pandas.TimeSeries(range(10)) | |
318 |
|
318 | |||
319 | view = self.client[-1] |
|
319 | view = self.client[-1] | |
320 |
|
320 | |||
321 | view.push(dict(ts=ts), block=True) |
|
321 | view.push(dict(ts=ts), block=True) | |
322 | rts = view['ts'] |
|
322 | rts = view['ts'] | |
323 |
|
323 | |||
324 | self.assertEqual(type(rts), type(ts)) |
|
324 | self.assertEqual(type(rts), type(ts)) | |
325 | self.assertTrue((ts == rts).all()) |
|
325 | self.assertTrue((ts == rts).all()) | |
326 |
|
326 | |||
327 | def test_map(self): |
|
327 | def test_map(self): | |
328 | view = self.client[:] |
|
328 | view = self.client[:] | |
329 | def f(x): |
|
329 | def f(x): | |
330 | return x**2 |
|
330 | return x**2 | |
331 | data = range(16) |
|
331 | data = range(16) | |
332 | r = view.map_sync(f, data) |
|
332 | r = view.map_sync(f, data) | |
333 | self.assertEqual(r, map(f, data)) |
|
333 | self.assertEqual(r, map(f, data)) | |
334 |
|
334 | |||
335 | def test_map_iterable(self): |
|
335 | def test_map_iterable(self): | |
336 | """test map on iterables (direct)""" |
|
336 | """test map on iterables (direct)""" | |
337 | view = self.client[:] |
|
337 | view = self.client[:] | |
338 | # 101 is prime, so it won't be evenly distributed |
|
338 | # 101 is prime, so it won't be evenly distributed | |
339 | arr = range(101) |
|
339 | arr = range(101) | |
340 | # ensure it will be an iterator, even in Python 3 |
|
340 | # ensure it will be an iterator, even in Python 3 | |
341 | it = iter(arr) |
|
341 | it = iter(arr) | |
342 | r = view.map_sync(lambda x:x, arr) |
|
342 | r = view.map_sync(lambda x:x, arr) | |
343 | self.assertEqual(r, list(arr)) |
|
343 | self.assertEqual(r, list(arr)) | |
344 |
|
344 | |||
345 | def test_scatter_gather_nonblocking(self): |
|
345 | def test_scatter_gather_nonblocking(self): | |
346 | data = range(16) |
|
346 | data = range(16) | |
347 | view = self.client[:] |
|
347 | view = self.client[:] | |
348 | view.scatter('a', data, block=False) |
|
348 | view.scatter('a', data, block=False) | |
349 | ar = view.gather('a', block=False) |
|
349 | ar = view.gather('a', block=False) | |
350 | self.assertEqual(ar.get(), data) |
|
350 | self.assertEqual(ar.get(), data) | |
351 |
|
351 | |||
352 | @skip_without('numpy') |
|
352 | @skip_without('numpy') | |
353 | def test_scatter_gather_numpy_nonblocking(self): |
|
353 | def test_scatter_gather_numpy_nonblocking(self): | |
354 | import numpy |
|
354 | import numpy | |
355 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal |
|
355 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal | |
356 | a = numpy.arange(64) |
|
356 | a = numpy.arange(64) | |
357 | view = self.client[:] |
|
357 | view = self.client[:] | |
358 | ar = view.scatter('a', a, block=False) |
|
358 | ar = view.scatter('a', a, block=False) | |
359 | self.assertTrue(isinstance(ar, AsyncResult)) |
|
359 | self.assertTrue(isinstance(ar, AsyncResult)) | |
360 | amr = view.gather('a', block=False) |
|
360 | amr = view.gather('a', block=False) | |
361 | self.assertTrue(isinstance(amr, AsyncMapResult)) |
|
361 | self.assertTrue(isinstance(amr, AsyncMapResult)) | |
362 | assert_array_equal(amr.get(), a) |
|
362 | assert_array_equal(amr.get(), a) | |
363 |
|
363 | |||
364 | def test_execute(self): |
|
364 | def test_execute(self): | |
365 | view = self.client[:] |
|
365 | view = self.client[:] | |
366 | # self.client.debug=True |
|
366 | # self.client.debug=True | |
367 | execute = view.execute |
|
367 | execute = view.execute | |
368 | ar = execute('c=30', block=False) |
|
368 | ar = execute('c=30', block=False) | |
369 | self.assertTrue(isinstance(ar, AsyncResult)) |
|
369 | self.assertTrue(isinstance(ar, AsyncResult)) | |
370 | ar = execute('d=[0,1,2]', block=False) |
|
370 | ar = execute('d=[0,1,2]', block=False) | |
371 | self.client.wait(ar, 1) |
|
371 | self.client.wait(ar, 1) | |
372 | self.assertEqual(len(ar.get()), len(self.client)) |
|
372 | self.assertEqual(len(ar.get()), len(self.client)) | |
373 | for c in view['c']: |
|
373 | for c in view['c']: | |
374 | self.assertEqual(c, 30) |
|
374 | self.assertEqual(c, 30) | |
375 |
|
375 | |||
376 | def test_abort(self): |
|
376 | def test_abort(self): | |
377 | view = self.client[-1] |
|
377 | view = self.client[-1] | |
378 | ar = view.execute('import time; time.sleep(1)', block=False) |
|
378 | ar = view.execute('import time; time.sleep(1)', block=False) | |
379 | ar2 = view.apply_async(lambda : 2) |
|
379 | ar2 = view.apply_async(lambda : 2) | |
380 | ar3 = view.apply_async(lambda : 3) |
|
380 | ar3 = view.apply_async(lambda : 3) | |
381 | view.abort(ar2) |
|
381 | view.abort(ar2) | |
382 | view.abort(ar3.msg_ids) |
|
382 | view.abort(ar3.msg_ids) | |
383 | self.assertRaises(error.TaskAborted, ar2.get) |
|
383 | self.assertRaises(error.TaskAborted, ar2.get) | |
384 | self.assertRaises(error.TaskAborted, ar3.get) |
|
384 | self.assertRaises(error.TaskAborted, ar3.get) | |
385 |
|
385 | |||
386 | def test_abort_all(self): |
|
386 | def test_abort_all(self): | |
387 | """view.abort() aborts all outstanding tasks""" |
|
387 | """view.abort() aborts all outstanding tasks""" | |
388 | view = self.client[-1] |
|
388 | view = self.client[-1] | |
389 | ars = [ view.apply_async(time.sleep, 0.25) for i in range(10) ] |
|
389 | ars = [ view.apply_async(time.sleep, 0.25) for i in range(10) ] | |
390 | view.abort() |
|
390 | view.abort() | |
391 | view.wait(timeout=5) |
|
391 | view.wait(timeout=5) | |
392 | for ar in ars[5:]: |
|
392 | for ar in ars[5:]: | |
393 | self.assertRaises(error.TaskAborted, ar.get) |
|
393 | self.assertRaises(error.TaskAborted, ar.get) | |
394 |
|
394 | |||
395 | def test_temp_flags(self): |
|
395 | def test_temp_flags(self): | |
396 | view = self.client[-1] |
|
396 | view = self.client[-1] | |
397 | view.block=True |
|
397 | view.block=True | |
398 | with view.temp_flags(block=False): |
|
398 | with view.temp_flags(block=False): | |
399 | self.assertFalse(view.block) |
|
399 | self.assertFalse(view.block) | |
400 | self.assertTrue(view.block) |
|
400 | self.assertTrue(view.block) | |
401 |
|
401 | |||
402 | @dec.known_failure_py3 |
|
402 | @dec.known_failure_py3 | |
403 | def test_importer(self): |
|
403 | def test_importer(self): | |
404 | view = self.client[-1] |
|
404 | view = self.client[-1] | |
405 | view.clear(block=True) |
|
405 | view.clear(block=True) | |
406 | with view.importer: |
|
406 | with view.importer: | |
407 | import re |
|
407 | import re | |
408 |
|
408 | |||
409 | @interactive |
|
409 | @interactive | |
410 | def findall(pat, s): |
|
410 | def findall(pat, s): | |
411 | # this globals() step isn't necessary in real code |
|
411 | # this globals() step isn't necessary in real code | |
412 | # only to prevent a closure in the test |
|
412 | # only to prevent a closure in the test | |
413 | re = globals()['re'] |
|
413 | re = globals()['re'] | |
414 | return re.findall(pat, s) |
|
414 | return re.findall(pat, s) | |
415 |
|
415 | |||
416 | self.assertEqual(view.apply_sync(findall, '\w+', 'hello world'), 'hello world'.split()) |
|
416 | self.assertEqual(view.apply_sync(findall, '\w+', 'hello world'), 'hello world'.split()) | |
417 |
|
417 | |||
418 | def test_unicode_execute(self): |
|
418 | def test_unicode_execute(self): | |
419 | """test executing unicode strings""" |
|
419 | """test executing unicode strings""" | |
420 | v = self.client[-1] |
|
420 | v = self.client[-1] | |
421 | v.block=True |
|
421 | v.block=True | |
422 | if sys.version_info[0] >= 3: |
|
422 | if sys.version_info[0] >= 3: | |
423 | code="a='é'" |
|
423 | code="a='é'" | |
424 | else: |
|
424 | else: | |
425 | code=u"a=u'é'" |
|
425 | code=u"a=u'é'" | |
426 | v.execute(code) |
|
426 | v.execute(code) | |
427 | self.assertEqual(v['a'], u'é') |
|
427 | self.assertEqual(v['a'], u'é') | |
428 |
|
428 | |||
429 | def test_unicode_apply_result(self): |
|
429 | def test_unicode_apply_result(self): | |
430 | """test unicode apply results""" |
|
430 | """test unicode apply results""" | |
431 | v = self.client[-1] |
|
431 | v = self.client[-1] | |
432 | r = v.apply_sync(lambda : u'é') |
|
432 | r = v.apply_sync(lambda : u'é') | |
433 | self.assertEqual(r, u'é') |
|
433 | self.assertEqual(r, u'é') | |
434 |
|
434 | |||
435 | def test_unicode_apply_arg(self): |
|
435 | def test_unicode_apply_arg(self): | |
436 | """test passing unicode arguments to apply""" |
|
436 | """test passing unicode arguments to apply""" | |
437 | v = self.client[-1] |
|
437 | v = self.client[-1] | |
438 |
|
438 | |||
439 | @interactive |
|
439 | @interactive | |
440 | def check_unicode(a, check): |
|
440 | def check_unicode(a, check): | |
441 | assert isinstance(a, unicode), "%r is not unicode"%a |
|
441 | assert isinstance(a, unicode), "%r is not unicode"%a | |
442 | assert isinstance(check, bytes), "%r is not bytes"%check |
|
442 | assert isinstance(check, bytes), "%r is not bytes"%check | |
443 | assert a.encode('utf8') == check, "%s != %s"%(a,check) |
|
443 | assert a.encode('utf8') == check, "%s != %s"%(a,check) | |
444 |
|
444 | |||
445 | for s in [ u'é', u'ßø®∫',u'asdf' ]: |
|
445 | for s in [ u'é', u'ßø®∫',u'asdf' ]: | |
446 | try: |
|
446 | try: | |
447 | v.apply_sync(check_unicode, s, s.encode('utf8')) |
|
447 | v.apply_sync(check_unicode, s, s.encode('utf8')) | |
448 | except error.RemoteError as e: |
|
448 | except error.RemoteError as e: | |
449 | if e.ename == 'AssertionError': |
|
449 | if e.ename == 'AssertionError': | |
450 | self.fail(e.evalue) |
|
450 | self.fail(e.evalue) | |
451 | else: |
|
451 | else: | |
452 | raise e |
|
452 | raise e | |
453 |
|
453 | |||
454 | def test_map_reference(self): |
|
454 | def test_map_reference(self): | |
455 | """view.map(<Reference>, *seqs) should work""" |
|
455 | """view.map(<Reference>, *seqs) should work""" | |
456 | v = self.client[:] |
|
456 | v = self.client[:] | |
457 | v.scatter('n', self.client.ids, flatten=True) |
|
457 | v.scatter('n', self.client.ids, flatten=True) | |
458 | v.execute("f = lambda x,y: x*y") |
|
458 | v.execute("f = lambda x,y: x*y") | |
459 | rf = pmod.Reference('f') |
|
459 | rf = pmod.Reference('f') | |
460 | nlist = list(range(10)) |
|
460 | nlist = list(range(10)) | |
461 | mlist = nlist[::-1] |
|
461 | mlist = nlist[::-1] | |
462 | expected = [ m*n for m,n in zip(mlist, nlist) ] |
|
462 | expected = [ m*n for m,n in zip(mlist, nlist) ] | |
463 | result = v.map_sync(rf, mlist, nlist) |
|
463 | result = v.map_sync(rf, mlist, nlist) | |
464 | self.assertEqual(result, expected) |
|
464 | self.assertEqual(result, expected) | |
465 |
|
465 | |||
466 | def test_apply_reference(self): |
|
466 | def test_apply_reference(self): | |
467 | """view.apply(<Reference>, *args) should work""" |
|
467 | """view.apply(<Reference>, *args) should work""" | |
468 | v = self.client[:] |
|
468 | v = self.client[:] | |
469 | v.scatter('n', self.client.ids, flatten=True) |
|
469 | v.scatter('n', self.client.ids, flatten=True) | |
470 | v.execute("f = lambda x: n*x") |
|
470 | v.execute("f = lambda x: n*x") | |
471 | rf = pmod.Reference('f') |
|
471 | rf = pmod.Reference('f') | |
472 | result = v.apply_sync(rf, 5) |
|
472 | result = v.apply_sync(rf, 5) | |
473 | expected = [ 5*id for id in self.client.ids ] |
|
473 | expected = [ 5*id for id in self.client.ids ] | |
474 | self.assertEqual(result, expected) |
|
474 | self.assertEqual(result, expected) | |
475 |
|
475 | |||
476 | def test_eval_reference(self): |
|
476 | def test_eval_reference(self): | |
477 | v = self.client[self.client.ids[0]] |
|
477 | v = self.client[self.client.ids[0]] | |
478 | v['g'] = range(5) |
|
478 | v['g'] = range(5) | |
479 | rg = pmod.Reference('g[0]') |
|
479 | rg = pmod.Reference('g[0]') | |
480 | echo = lambda x:x |
|
480 | echo = lambda x:x | |
481 | self.assertEqual(v.apply_sync(echo, rg), 0) |
|
481 | self.assertEqual(v.apply_sync(echo, rg), 0) | |
482 |
|
482 | |||
483 | def test_reference_nameerror(self): |
|
483 | def test_reference_nameerror(self): | |
484 | v = self.client[self.client.ids[0]] |
|
484 | v = self.client[self.client.ids[0]] | |
485 | r = pmod.Reference('elvis_has_left') |
|
485 | r = pmod.Reference('elvis_has_left') | |
486 | echo = lambda x:x |
|
486 | echo = lambda x:x | |
487 | self.assertRaisesRemote(NameError, v.apply_sync, echo, r) |
|
487 | self.assertRaisesRemote(NameError, v.apply_sync, echo, r) | |
488 |
|
488 | |||
489 | def test_single_engine_map(self): |
|
489 | def test_single_engine_map(self): | |
490 | e0 = self.client[self.client.ids[0]] |
|
490 | e0 = self.client[self.client.ids[0]] | |
491 | r = range(5) |
|
491 | r = range(5) | |
492 | check = [ -1*i for i in r ] |
|
492 | check = [ -1*i for i in r ] | |
493 | result = e0.map_sync(lambda x: -1*x, r) |
|
493 | result = e0.map_sync(lambda x: -1*x, r) | |
494 | self.assertEqual(result, check) |
|
494 | self.assertEqual(result, check) | |
495 |
|
495 | |||
496 | def test_len(self): |
|
496 | def test_len(self): | |
497 | """len(view) makes sense""" |
|
497 | """len(view) makes sense""" | |
498 | e0 = self.client[self.client.ids[0]] |
|
498 | e0 = self.client[self.client.ids[0]] | |
499 | yield self.assertEqual(len(e0), 1) |
|
499 | yield self.assertEqual(len(e0), 1) | |
500 | v = self.client[:] |
|
500 | v = self.client[:] | |
501 | yield self.assertEqual(len(v), len(self.client.ids)) |
|
501 | yield self.assertEqual(len(v), len(self.client.ids)) | |
502 | v = self.client.direct_view('all') |
|
502 | v = self.client.direct_view('all') | |
503 | yield self.assertEqual(len(v), len(self.client.ids)) |
|
503 | yield self.assertEqual(len(v), len(self.client.ids)) | |
504 | v = self.client[:2] |
|
504 | v = self.client[:2] | |
505 | yield self.assertEqual(len(v), 2) |
|
505 | yield self.assertEqual(len(v), 2) | |
506 | v = self.client[:1] |
|
506 | v = self.client[:1] | |
507 | yield self.assertEqual(len(v), 1) |
|
507 | yield self.assertEqual(len(v), 1) | |
508 | v = self.client.load_balanced_view() |
|
508 | v = self.client.load_balanced_view() | |
509 | yield self.assertEqual(len(v), len(self.client.ids)) |
|
509 | yield self.assertEqual(len(v), len(self.client.ids)) | |
510 | # parametric tests seem to require manual closing? |
|
510 | # parametric tests seem to require manual closing? | |
511 | self.client.close() |
|
511 | self.client.close() | |
512 |
|
512 | |||
513 |
|
513 | |||
514 | # begin execute tests |
|
514 | # begin execute tests | |
515 |
|
515 | |||
516 | def test_execute_reply(self): |
|
516 | def test_execute_reply(self): | |
517 | e0 = self.client[self.client.ids[0]] |
|
517 | e0 = self.client[self.client.ids[0]] | |
518 | e0.block = True |
|
518 | e0.block = True | |
519 | ar = e0.execute("5", silent=False) |
|
519 | ar = e0.execute("5", silent=False) | |
520 | er = ar.get() |
|
520 | er = ar.get() | |
521 | self.assertEqual(str(er), "<ExecuteReply[%i]: 5>" % er.execution_count) |
|
521 | self.assertEqual(str(er), "<ExecuteReply[%i]: 5>" % er.execution_count) | |
522 | self.assertEqual(er.pyout['data']['text/plain'], '5') |
|
522 | self.assertEqual(er.pyout['data']['text/plain'], '5') | |
523 |
|
523 | |||
524 | def test_execute_reply_stdout(self): |
|
524 | def test_execute_reply_stdout(self): | |
525 | e0 = self.client[self.client.ids[0]] |
|
525 | e0 = self.client[self.client.ids[0]] | |
526 | e0.block = True |
|
526 | e0.block = True | |
527 | ar = e0.execute("print (5)", silent=False) |
|
527 | ar = e0.execute("print (5)", silent=False) | |
528 | er = ar.get() |
|
528 | er = ar.get() | |
529 | self.assertEqual(er.stdout.strip(), '5') |
|
529 | self.assertEqual(er.stdout.strip(), '5') | |
530 |
|
530 | |||
531 | def test_execute_pyout(self): |
|
531 | def test_execute_pyout(self): | |
532 | """execute triggers pyout with silent=False""" |
|
532 | """execute triggers pyout with silent=False""" | |
533 | view = self.client[:] |
|
533 | view = self.client[:] | |
534 | ar = view.execute("5", silent=False, block=True) |
|
534 | ar = view.execute("5", silent=False, block=True) | |
535 |
|
535 | |||
536 | expected = [{'text/plain' : '5'}] * len(view) |
|
536 | expected = [{'text/plain' : '5'}] * len(view) | |
537 | mimes = [ out['data'] for out in ar.pyout ] |
|
537 | mimes = [ out['data'] for out in ar.pyout ] | |
538 | self.assertEqual(mimes, expected) |
|
538 | self.assertEqual(mimes, expected) | |
539 |
|
539 | |||
540 | def test_execute_silent(self): |
|
540 | def test_execute_silent(self): | |
541 | """execute does not trigger pyout with silent=True""" |
|
541 | """execute does not trigger pyout with silent=True""" | |
542 | view = self.client[:] |
|
542 | view = self.client[:] | |
543 | ar = view.execute("5", block=True) |
|
543 | ar = view.execute("5", block=True) | |
544 | expected = [None] * len(view) |
|
544 | expected = [None] * len(view) | |
545 | self.assertEqual(ar.pyout, expected) |
|
545 | self.assertEqual(ar.pyout, expected) | |
546 |
|
546 | |||
547 | def test_execute_magic(self): |
|
547 | def test_execute_magic(self): | |
548 | """execute accepts IPython commands""" |
|
548 | """execute accepts IPython commands""" | |
549 | view = self.client[:] |
|
549 | view = self.client[:] | |
550 | view.execute("a = 5") |
|
550 | view.execute("a = 5") | |
551 | ar = view.execute("%whos", block=True) |
|
551 | ar = view.execute("%whos", block=True) | |
552 | # this will raise, if that failed |
|
552 | # this will raise, if that failed | |
553 | ar.get(5) |
|
553 | ar.get(5) | |
554 | for stdout in ar.stdout: |
|
554 | for stdout in ar.stdout: | |
555 | lines = stdout.splitlines() |
|
555 | lines = stdout.splitlines() | |
556 | self.assertEqual(lines[0].split(), ['Variable', 'Type', 'Data/Info']) |
|
556 | self.assertEqual(lines[0].split(), ['Variable', 'Type', 'Data/Info']) | |
557 | found = False |
|
557 | found = False | |
558 | for line in lines[2:]: |
|
558 | for line in lines[2:]: | |
559 | split = line.split() |
|
559 | split = line.split() | |
560 | if split == ['a', 'int', '5']: |
|
560 | if split == ['a', 'int', '5']: | |
561 | found = True |
|
561 | found = True | |
562 | break |
|
562 | break | |
563 | self.assertTrue(found, "whos output wrong: %s" % stdout) |
|
563 | self.assertTrue(found, "whos output wrong: %s" % stdout) | |
564 |
|
564 | |||
565 | def test_execute_displaypub(self): |
|
565 | def test_execute_displaypub(self): | |
566 | """execute tracks display_pub output""" |
|
566 | """execute tracks display_pub output""" | |
567 | view = self.client[:] |
|
567 | view = self.client[:] | |
568 | view.execute("from IPython.core.display import *") |
|
568 | view.execute("from IPython.core.display import *") | |
569 | ar = view.execute("[ display(i) for i in range(5) ]", block=True) |
|
569 | ar = view.execute("[ display(i) for i in range(5) ]", block=True) | |
570 |
|
570 | |||
571 | expected = [ {u'text/plain' : unicode(j)} for j in range(5) ] |
|
571 | expected = [ {u'text/plain' : unicode(j)} for j in range(5) ] | |
572 | for outputs in ar.outputs: |
|
572 | for outputs in ar.outputs: | |
573 | mimes = [ out['data'] for out in outputs ] |
|
573 | mimes = [ out['data'] for out in outputs ] | |
574 | self.assertEqual(mimes, expected) |
|
574 | self.assertEqual(mimes, expected) | |
575 |
|
575 | |||
576 | def test_apply_displaypub(self): |
|
576 | def test_apply_displaypub(self): | |
577 | """apply tracks display_pub output""" |
|
577 | """apply tracks display_pub output""" | |
578 | view = self.client[:] |
|
578 | view = self.client[:] | |
579 | view.execute("from IPython.core.display import *") |
|
579 | view.execute("from IPython.core.display import *") | |
580 |
|
580 | |||
581 | @interactive |
|
581 | @interactive | |
582 | def publish(): |
|
582 | def publish(): | |
583 | [ display(i) for i in range(5) ] |
|
583 | [ display(i) for i in range(5) ] | |
584 |
|
584 | |||
585 | ar = view.apply_async(publish) |
|
585 | ar = view.apply_async(publish) | |
586 | ar.get(5) |
|
586 | ar.get(5) | |
587 | expected = [ {u'text/plain' : unicode(j)} for j in range(5) ] |
|
587 | expected = [ {u'text/plain' : unicode(j)} for j in range(5) ] | |
588 | for outputs in ar.outputs: |
|
588 | for outputs in ar.outputs: | |
589 | mimes = [ out['data'] for out in outputs ] |
|
589 | mimes = [ out['data'] for out in outputs ] | |
590 | self.assertEqual(mimes, expected) |
|
590 | self.assertEqual(mimes, expected) | |
591 |
|
591 | |||
592 | def test_execute_raises(self): |
|
592 | def test_execute_raises(self): | |
593 | """exceptions in execute requests raise appropriately""" |
|
593 | """exceptions in execute requests raise appropriately""" | |
594 | view = self.client[-1] |
|
594 | view = self.client[-1] | |
595 | ar = view.execute("1/0") |
|
595 | ar = view.execute("1/0") | |
596 | self.assertRaisesRemote(ZeroDivisionError, ar.get, 2) |
|
596 | self.assertRaisesRemote(ZeroDivisionError, ar.get, 2) | |
597 |
|
597 | |||
598 | def test_remoteerror_render_exception(self): |
|
598 | def test_remoteerror_render_exception(self): | |
599 | """RemoteErrors get nice tracebacks""" |
|
599 | """RemoteErrors get nice tracebacks""" | |
600 | view = self.client[-1] |
|
600 | view = self.client[-1] | |
601 | ar = view.execute("1/0") |
|
601 | ar = view.execute("1/0") | |
602 | ip = get_ipython() |
|
602 | ip = get_ipython() | |
603 | ip.user_ns['ar'] = ar |
|
603 | ip.user_ns['ar'] = ar | |
604 | with capture_output() as io: |
|
604 | with capture_output() as io: | |
605 | ip.run_cell("ar.get(2)") |
|
605 | ip.run_cell("ar.get(2)") | |
606 |
|
606 | |||
607 | self.assertTrue('ZeroDivisionError' in io.stdout, io.stdout) |
|
607 | self.assertTrue('ZeroDivisionError' in io.stdout, io.stdout) | |
608 |
|
608 | |||
609 | def test_compositeerror_render_exception(self): |
|
609 | def test_compositeerror_render_exception(self): | |
610 | """CompositeErrors get nice tracebacks""" |
|
610 | """CompositeErrors get nice tracebacks""" | |
611 | view = self.client[:] |
|
611 | view = self.client[:] | |
612 | ar = view.execute("1/0") |
|
612 | ar = view.execute("1/0") | |
613 | ip = get_ipython() |
|
613 | ip = get_ipython() | |
614 | ip.user_ns['ar'] = ar |
|
614 | ip.user_ns['ar'] = ar | |
615 | with capture_output() as io: |
|
615 | with capture_output() as io: | |
616 | ip.run_cell("ar.get(2)") |
|
616 | ip.run_cell("ar.get(2)") | |
617 |
|
617 | |||
618 | self.assertEqual(io.stdout.count('ZeroDivisionError'), len(view) * 2, io.stdout) |
|
618 | self.assertEqual(io.stdout.count('ZeroDivisionError'), len(view) * 2, io.stdout) | |
619 | self.assertEqual(io.stdout.count('by zero'), len(view), io.stdout) |
|
619 | self.assertEqual(io.stdout.count('by zero'), len(view), io.stdout) | |
620 | self.assertEqual(io.stdout.count(':execute'), len(view), io.stdout) |
|
620 | self.assertEqual(io.stdout.count(':execute'), len(view), io.stdout) | |
621 |
|
621 | |||
|
622 | def test_compositeerror_truncate(self): | |||
|
623 | """Truncate CompositeErrors with many exceptions""" | |||
|
624 | view = self.client[:] | |||
|
625 | msg_ids = [] | |||
|
626 | for i in range(10): | |||
|
627 | ar = view.execute("1/0") | |||
|
628 | msg_ids.extend(ar.msg_ids) | |||
|
629 | ||||
|
630 | ar = self.client.get_result(msg_ids) | |||
|
631 | try: | |||
|
632 | ar.get() | |||
|
633 | except error.CompositeError as e: | |||
|
634 | pass | |||
|
635 | else: | |||
|
636 | self.fail("Should have raised CompositeError") | |||
|
637 | ||||
|
638 | lines = e.render_traceback() | |||
|
639 | with capture_output() as io: | |||
|
640 | e.print_traceback() | |||
|
641 | ||||
|
642 | self.assertTrue("more exceptions" in lines[-1]) | |||
|
643 | count = e.tb_limit | |||
|
644 | ||||
|
645 | self.assertEqual(io.stdout.count('ZeroDivisionError'), 2 * count, io.stdout) | |||
|
646 | self.assertEqual(io.stdout.count('by zero'), count, io.stdout) | |||
|
647 | self.assertEqual(io.stdout.count(':execute'), count, io.stdout) | |||
|
648 | ||||
622 | @dec.skipif_not_matplotlib |
|
649 | @dec.skipif_not_matplotlib | |
623 | def test_magic_pylab(self): |
|
650 | def test_magic_pylab(self): | |
624 | """%pylab works on engines""" |
|
651 | """%pylab works on engines""" | |
625 | view = self.client[-1] |
|
652 | view = self.client[-1] | |
626 | ar = view.execute("%pylab inline") |
|
653 | ar = view.execute("%pylab inline") | |
627 | # at least check if this raised: |
|
654 | # at least check if this raised: | |
628 | reply = ar.get(5) |
|
655 | reply = ar.get(5) | |
629 | # include imports, in case user config |
|
656 | # include imports, in case user config | |
630 | ar = view.execute("plot(rand(100))", silent=False) |
|
657 | ar = view.execute("plot(rand(100))", silent=False) | |
631 | reply = ar.get(5) |
|
658 | reply = ar.get(5) | |
632 | self.assertEqual(len(reply.outputs), 1) |
|
659 | self.assertEqual(len(reply.outputs), 1) | |
633 | output = reply.outputs[0] |
|
660 | output = reply.outputs[0] | |
634 | self.assertTrue("data" in output) |
|
661 | self.assertTrue("data" in output) | |
635 | data = output['data'] |
|
662 | data = output['data'] | |
636 | self.assertTrue("image/png" in data) |
|
663 | self.assertTrue("image/png" in data) | |
637 |
|
664 | |||
638 | def test_func_default_func(self): |
|
665 | def test_func_default_func(self): | |
639 | """interactively defined function as apply func default""" |
|
666 | """interactively defined function as apply func default""" | |
640 | def foo(): |
|
667 | def foo(): | |
641 | return 'foo' |
|
668 | return 'foo' | |
642 |
|
669 | |||
643 | def bar(f=foo): |
|
670 | def bar(f=foo): | |
644 | return f() |
|
671 | return f() | |
645 |
|
672 | |||
646 | view = self.client[-1] |
|
673 | view = self.client[-1] | |
647 | ar = view.apply_async(bar) |
|
674 | ar = view.apply_async(bar) | |
648 | r = ar.get(10) |
|
675 | r = ar.get(10) | |
649 | self.assertEqual(r, 'foo') |
|
676 | self.assertEqual(r, 'foo') | |
650 | def test_data_pub_single(self): |
|
677 | def test_data_pub_single(self): | |
651 | view = self.client[-1] |
|
678 | view = self.client[-1] | |
652 | ar = view.execute('\n'.join([ |
|
679 | ar = view.execute('\n'.join([ | |
653 | 'from IPython.kernel.zmq.datapub import publish_data', |
|
680 | 'from IPython.kernel.zmq.datapub import publish_data', | |
654 | 'for i in range(5):', |
|
681 | 'for i in range(5):', | |
655 | ' publish_data(dict(i=i))' |
|
682 | ' publish_data(dict(i=i))' | |
656 | ]), block=False) |
|
683 | ]), block=False) | |
657 | self.assertTrue(isinstance(ar.data, dict)) |
|
684 | self.assertTrue(isinstance(ar.data, dict)) | |
658 | ar.get(5) |
|
685 | ar.get(5) | |
659 | self.assertEqual(ar.data, dict(i=4)) |
|
686 | self.assertEqual(ar.data, dict(i=4)) | |
660 |
|
687 | |||
661 | def test_data_pub(self): |
|
688 | def test_data_pub(self): | |
662 | view = self.client[:] |
|
689 | view = self.client[:] | |
663 | ar = view.execute('\n'.join([ |
|
690 | ar = view.execute('\n'.join([ | |
664 | 'from IPython.kernel.zmq.datapub import publish_data', |
|
691 | 'from IPython.kernel.zmq.datapub import publish_data', | |
665 | 'for i in range(5):', |
|
692 | 'for i in range(5):', | |
666 | ' publish_data(dict(i=i))' |
|
693 | ' publish_data(dict(i=i))' | |
667 | ]), block=False) |
|
694 | ]), block=False) | |
668 | self.assertTrue(all(isinstance(d, dict) for d in ar.data)) |
|
695 | self.assertTrue(all(isinstance(d, dict) for d in ar.data)) | |
669 | ar.get(5) |
|
696 | ar.get(5) | |
670 | self.assertEqual(ar.data, [dict(i=4)] * len(ar)) |
|
697 | self.assertEqual(ar.data, [dict(i=4)] * len(ar)) | |
671 |
|
698 | |||
672 | def test_can_list_arg(self): |
|
699 | def test_can_list_arg(self): | |
673 | """args in lists are canned""" |
|
700 | """args in lists are canned""" | |
674 | view = self.client[-1] |
|
701 | view = self.client[-1] | |
675 | view['a'] = 128 |
|
702 | view['a'] = 128 | |
676 | rA = pmod.Reference('a') |
|
703 | rA = pmod.Reference('a') | |
677 | ar = view.apply_async(lambda x: x, [rA]) |
|
704 | ar = view.apply_async(lambda x: x, [rA]) | |
678 | r = ar.get(5) |
|
705 | r = ar.get(5) | |
679 | self.assertEqual(r, [128]) |
|
706 | self.assertEqual(r, [128]) | |
680 |
|
707 | |||
681 | def test_can_dict_arg(self): |
|
708 | def test_can_dict_arg(self): | |
682 | """args in dicts are canned""" |
|
709 | """args in dicts are canned""" | |
683 | view = self.client[-1] |
|
710 | view = self.client[-1] | |
684 | view['a'] = 128 |
|
711 | view['a'] = 128 | |
685 | rA = pmod.Reference('a') |
|
712 | rA = pmod.Reference('a') | |
686 | ar = view.apply_async(lambda x: x, dict(foo=rA)) |
|
713 | ar = view.apply_async(lambda x: x, dict(foo=rA)) | |
687 | r = ar.get(5) |
|
714 | r = ar.get(5) | |
688 | self.assertEqual(r, dict(foo=128)) |
|
715 | self.assertEqual(r, dict(foo=128)) | |
689 |
|
716 | |||
690 | def test_can_list_kwarg(self): |
|
717 | def test_can_list_kwarg(self): | |
691 | """kwargs in lists are canned""" |
|
718 | """kwargs in lists are canned""" | |
692 | view = self.client[-1] |
|
719 | view = self.client[-1] | |
693 | view['a'] = 128 |
|
720 | view['a'] = 128 | |
694 | rA = pmod.Reference('a') |
|
721 | rA = pmod.Reference('a') | |
695 | ar = view.apply_async(lambda x=5: x, x=[rA]) |
|
722 | ar = view.apply_async(lambda x=5: x, x=[rA]) | |
696 | r = ar.get(5) |
|
723 | r = ar.get(5) | |
697 | self.assertEqual(r, [128]) |
|
724 | self.assertEqual(r, [128]) | |
698 |
|
725 | |||
699 | def test_can_dict_kwarg(self): |
|
726 | def test_can_dict_kwarg(self): | |
700 | """kwargs in dicts are canned""" |
|
727 | """kwargs in dicts are canned""" | |
701 | view = self.client[-1] |
|
728 | view = self.client[-1] | |
702 | view['a'] = 128 |
|
729 | view['a'] = 128 | |
703 | rA = pmod.Reference('a') |
|
730 | rA = pmod.Reference('a') | |
704 | ar = view.apply_async(lambda x=5: x, dict(foo=rA)) |
|
731 | ar = view.apply_async(lambda x=5: x, dict(foo=rA)) | |
705 | r = ar.get(5) |
|
732 | r = ar.get(5) | |
706 | self.assertEqual(r, dict(foo=128)) |
|
733 | self.assertEqual(r, dict(foo=128)) | |
707 |
|
734 | |||
708 | def test_map_ref(self): |
|
735 | def test_map_ref(self): | |
709 | """view.map works with references""" |
|
736 | """view.map works with references""" | |
710 | view = self.client[:] |
|
737 | view = self.client[:] | |
711 | ranks = sorted(self.client.ids) |
|
738 | ranks = sorted(self.client.ids) | |
712 | view.scatter('rank', ranks, flatten=True) |
|
739 | view.scatter('rank', ranks, flatten=True) | |
713 | rrank = pmod.Reference('rank') |
|
740 | rrank = pmod.Reference('rank') | |
714 |
|
741 | |||
715 | amr = view.map_async(lambda x: x*2, [rrank] * len(view)) |
|
742 | amr = view.map_async(lambda x: x*2, [rrank] * len(view)) | |
716 | drank = amr.get(5) |
|
743 | drank = amr.get(5) | |
717 | self.assertEqual(drank, [ r*2 for r in ranks ]) |
|
744 | self.assertEqual(drank, [ r*2 for r in ranks ]) | |
718 |
|
745 | |||
719 | def test_nested_getitem_setitem(self): |
|
746 | def test_nested_getitem_setitem(self): | |
720 | """get and set with view['a.b']""" |
|
747 | """get and set with view['a.b']""" | |
721 | view = self.client[-1] |
|
748 | view = self.client[-1] | |
722 | view.execute('\n'.join([ |
|
749 | view.execute('\n'.join([ | |
723 | 'class A(object): pass', |
|
750 | 'class A(object): pass', | |
724 | 'a = A()', |
|
751 | 'a = A()', | |
725 | 'a.b = 128', |
|
752 | 'a.b = 128', | |
726 | ]), block=True) |
|
753 | ]), block=True) | |
727 | ra = pmod.Reference('a') |
|
754 | ra = pmod.Reference('a') | |
728 |
|
755 | |||
729 | r = view.apply_sync(lambda x: x.b, ra) |
|
756 | r = view.apply_sync(lambda x: x.b, ra) | |
730 | self.assertEqual(r, 128) |
|
757 | self.assertEqual(r, 128) | |
731 | self.assertEqual(view['a.b'], 128) |
|
758 | self.assertEqual(view['a.b'], 128) | |
732 |
|
759 | |||
733 | view['a.b'] = 0 |
|
760 | view['a.b'] = 0 | |
734 |
|
761 | |||
735 | r = view.apply_sync(lambda x: x.b, ra) |
|
762 | r = view.apply_sync(lambda x: x.b, ra) | |
736 | self.assertEqual(r, 0) |
|
763 | self.assertEqual(r, 0) | |
737 | self.assertEqual(view['a.b'], 0) |
|
764 | self.assertEqual(view['a.b'], 0) |
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