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@@ -1,304 +1,302 b'' | |||||
1 | #!/usr/bin/env python |
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1 | #!/usr/bin/env python | |
2 | """A simple interactive kernel that talks to a frontend over 0MQ. |
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2 | """A simple interactive kernel that talks to a frontend over 0MQ. | |
3 |
|
3 | |||
4 | Things to do: |
|
4 | Things to do: | |
5 |
|
5 | |||
6 | * Implement `set_parent` logic. Right before doing exec, the Kernel should |
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6 | * Implement `set_parent` logic. Right before doing exec, the Kernel should | |
7 | call set_parent on all the PUB objects with the message about to be executed. |
|
7 | call set_parent on all the PUB objects with the message about to be executed. | |
8 | * Implement random port and security key logic. |
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8 | * Implement random port and security key logic. | |
9 | * Implement control messages. |
|
9 | * Implement control messages. | |
10 | * Implement event loop and poll version. |
|
10 | * Implement event loop and poll version. | |
11 | """ |
|
11 | """ | |
12 |
|
12 | |||
13 | #----------------------------------------------------------------------------- |
|
13 | #----------------------------------------------------------------------------- | |
14 | # Imports |
|
14 | # Imports | |
15 | #----------------------------------------------------------------------------- |
|
15 | #----------------------------------------------------------------------------- | |
16 |
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16 | |||
17 | # Standard library imports. |
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17 | # Standard library imports. | |
18 | import __builtin__ |
|
18 | import __builtin__ | |
19 | from code import CommandCompiler |
|
19 | from code import CommandCompiler | |
20 | import sys |
|
20 | import sys | |
21 | import time |
|
21 | import time | |
22 | import traceback |
|
22 | import traceback | |
23 |
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23 | |||
24 | # System library imports. |
|
24 | # System library imports. | |
25 | import zmq |
|
25 | import zmq | |
26 |
|
26 | |||
27 | # Local imports. |
|
27 | # Local imports. | |
28 | from IPython.utils.traitlets import HasTraits, Instance |
|
28 | from IPython.utils.traitlets import HasTraits, Instance | |
29 | from completer import KernelCompleter |
|
29 | from completer import KernelCompleter | |
30 | from entry_point import base_launch_kernel, make_default_main |
|
30 | from entry_point import base_launch_kernel, make_default_main | |
31 | from session import Session, Message |
|
31 | from session import Session, Message | |
32 |
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32 | |||
33 | #----------------------------------------------------------------------------- |
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33 | #----------------------------------------------------------------------------- | |
34 | # Main kernel class |
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34 | # Main kernel class | |
35 | #----------------------------------------------------------------------------- |
|
35 | #----------------------------------------------------------------------------- | |
36 |
|
36 | |||
37 | class Kernel(HasTraits): |
|
37 | class Kernel(HasTraits): | |
38 |
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38 | |||
39 | # Private interface |
|
39 | # Private interface | |
40 |
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40 | |||
41 | # This is a dict of port number that the kernel is listening on. It is set |
|
41 | # This is a dict of port number that the kernel is listening on. It is set | |
42 | # by record_ports and used by connect_request. |
|
42 | # by record_ports and used by connect_request. | |
43 | _recorded_ports = None |
|
43 | _recorded_ports = None | |
44 |
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44 | |||
45 | #--------------------------------------------------------------------------- |
|
45 | #--------------------------------------------------------------------------- | |
46 | # Kernel interface |
|
46 | # Kernel interface | |
47 | #--------------------------------------------------------------------------- |
|
47 | #--------------------------------------------------------------------------- | |
48 |
|
48 | |||
49 | session = Instance(Session) |
|
49 | session = Instance(Session) | |
50 | reply_socket = Instance('zmq.Socket') |
|
50 | reply_socket = Instance('zmq.Socket') | |
51 | pub_socket = Instance('zmq.Socket') |
|
51 | pub_socket = Instance('zmq.Socket') | |
52 | req_socket = Instance('zmq.Socket') |
|
52 | req_socket = Instance('zmq.Socket') | |
53 |
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53 | |||
54 | def __init__(self, **kwargs): |
|
54 | def __init__(self, **kwargs): | |
55 | super(Kernel, self).__init__(**kwargs) |
|
55 | super(Kernel, self).__init__(**kwargs) | |
56 | self.user_ns = {} |
|
56 | self.user_ns = {} | |
57 | self.history = [] |
|
57 | self.history = [] | |
58 | self.compiler = CommandCompiler() |
|
58 | self.compiler = CommandCompiler() | |
59 | self.completer = KernelCompleter(self.user_ns) |
|
59 | self.completer = KernelCompleter(self.user_ns) | |
60 |
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60 | |||
61 | # Build dict of handlers for message types |
|
61 | # Build dict of handlers for message types | |
62 | msg_types = [ 'execute_request', 'complete_request', |
|
62 | msg_types = [ 'execute_request', 'complete_request', | |
63 | 'object_info_request', 'shutdown_request' ] |
|
63 | 'object_info_request', 'shutdown_request' ] | |
64 | self.handlers = {} |
|
64 | self.handlers = {} | |
65 | for msg_type in msg_types: |
|
65 | for msg_type in msg_types: | |
66 | self.handlers[msg_type] = getattr(self, msg_type) |
|
66 | self.handlers[msg_type] = getattr(self, msg_type) | |
67 |
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67 | |||
68 | def start(self): |
|
68 | def start(self): | |
69 | """ Start the kernel main loop. |
|
69 | """ Start the kernel main loop. | |
70 | """ |
|
70 | """ | |
71 | while True: |
|
71 | while True: | |
72 | ident,msg = self.session.recv(self.reply_socket,0) |
|
72 | ident,msg = self.session.recv(self.reply_socket,0) | |
73 | assert ident is not None, "Missing message part." |
|
73 | assert ident is not None, "Missing message part." | |
74 | omsg = Message(msg) |
|
74 | omsg = Message(msg) | |
75 | print>>sys.__stdout__ |
|
75 | print>>sys.__stdout__ | |
76 | print>>sys.__stdout__, omsg |
|
76 | print>>sys.__stdout__, omsg | |
77 | handler = self.handlers.get(omsg.msg_type, None) |
|
77 | handler = self.handlers.get(omsg.msg_type, None) | |
78 | if handler is None: |
|
78 | if handler is None: | |
79 | print >> sys.__stderr__, "UNKNOWN MESSAGE TYPE:", omsg |
|
79 | print >> sys.__stderr__, "UNKNOWN MESSAGE TYPE:", omsg | |
80 | else: |
|
80 | else: | |
81 | handler(ident, omsg) |
|
81 | handler(ident, omsg) | |
82 |
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82 | |||
83 | def record_ports(self, xrep_port, pub_port, req_port, hb_port): |
|
83 | def record_ports(self, xrep_port, pub_port, req_port, hb_port): | |
84 | """Record the ports that this kernel is using. |
|
84 | """Record the ports that this kernel is using. | |
85 |
|
85 | |||
86 | The creator of the Kernel instance must call this methods if they |
|
86 | The creator of the Kernel instance must call this methods if they | |
87 | want the :meth:`connect_request` method to return the port numbers. |
|
87 | want the :meth:`connect_request` method to return the port numbers. | |
88 | """ |
|
88 | """ | |
89 | self._recorded_ports = { |
|
89 | self._recorded_ports = { | |
90 | 'xrep_port' : xrep_port, |
|
90 | 'xrep_port' : xrep_port, | |
91 | 'pub_port' : pub_port, |
|
91 | 'pub_port' : pub_port, | |
92 | 'req_port' : req_port, |
|
92 | 'req_port' : req_port, | |
93 | 'hb_port' : hb_port |
|
93 | 'hb_port' : hb_port | |
94 | } |
|
94 | } | |
95 |
|
95 | |||
96 | #--------------------------------------------------------------------------- |
|
96 | #--------------------------------------------------------------------------- | |
97 | # Kernel request handlers |
|
97 | # Kernel request handlers | |
98 | #--------------------------------------------------------------------------- |
|
98 | #--------------------------------------------------------------------------- | |
99 |
|
99 | |||
100 | def execute_request(self, ident, parent): |
|
100 | def execute_request(self, ident, parent): | |
101 | try: |
|
101 | try: | |
102 | code = parent[u'content'][u'code'] |
|
102 | code = parent[u'content'][u'code'] | |
103 | except: |
|
103 | except: | |
104 | print>>sys.__stderr__, "Got bad msg: " |
|
104 | print>>sys.__stderr__, "Got bad msg: " | |
105 | print>>sys.__stderr__, Message(parent) |
|
105 | print>>sys.__stderr__, Message(parent) | |
106 | return |
|
106 | return | |
107 | pyin_msg = self.session.send(self.pub_socket, u'pyin',{u'code':code}, parent=parent) |
|
107 | pyin_msg = self.session.send(self.pub_socket, u'pyin',{u'code':code}, parent=parent) | |
108 |
|
108 | |||
109 | try: |
|
109 | try: | |
110 | comp_code = self.compiler(code, '<zmq-kernel>') |
|
110 | comp_code = self.compiler(code, '<zmq-kernel>') | |
111 |
|
111 | |||
112 | # Replace raw_input. Note that is not sufficient to replace |
|
112 | # Replace raw_input. Note that is not sufficient to replace | |
113 | # raw_input in the user namespace. |
|
113 | # raw_input in the user namespace. | |
114 | raw_input = lambda prompt='': self._raw_input(prompt, ident, parent) |
|
114 | raw_input = lambda prompt='': self._raw_input(prompt, ident, parent) | |
115 | __builtin__.raw_input = raw_input |
|
115 | __builtin__.raw_input = raw_input | |
116 |
|
116 | |||
117 | # Set the parent message of the display hook and out streams. |
|
117 | # Set the parent message of the display hook and out streams. | |
118 | sys.displayhook.set_parent(parent) |
|
118 | sys.displayhook.set_parent(parent) | |
119 | sys.stdout.set_parent(parent) |
|
119 | sys.stdout.set_parent(parent) | |
120 | sys.stderr.set_parent(parent) |
|
120 | sys.stderr.set_parent(parent) | |
121 |
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121 | |||
122 | exec comp_code in self.user_ns, self.user_ns |
|
122 | exec comp_code in self.user_ns, self.user_ns | |
123 | except: |
|
123 | except: | |
124 | etype, evalue, tb = sys.exc_info() |
|
124 | etype, evalue, tb = sys.exc_info() | |
125 | tb = traceback.format_exception(etype, evalue, tb) |
|
125 | tb = traceback.format_exception(etype, evalue, tb) | |
126 | exc_content = { |
|
126 | exc_content = { | |
127 | u'status' : u'error', |
|
127 | u'status' : u'error', | |
128 | u'traceback' : tb, |
|
128 | u'traceback' : tb, | |
129 | u'ename' : unicode(etype.__name__), |
|
129 | u'ename' : unicode(etype.__name__), | |
130 | u'evalue' : unicode(evalue) |
|
130 | u'evalue' : unicode(evalue) | |
131 | } |
|
131 | } | |
132 | exc_msg = self.session.send(self.pub_socket, u'pyerr', exc_content, parent) |
|
132 | exc_msg = self.session.send(self.pub_socket, u'pyerr', exc_content, parent) | |
133 | reply_content = exc_content |
|
133 | reply_content = exc_content | |
134 | else: |
|
134 | else: | |
135 | reply_content = { 'status' : 'ok', 'payload' : {} } |
|
135 | reply_content = { 'status' : 'ok', 'payload' : {} } | |
136 |
|
136 | |||
137 | # Flush output before sending the reply. |
|
137 | # Flush output before sending the reply. | |
138 | sys.stderr.flush() |
|
138 | sys.stderr.flush() | |
139 | sys.stdout.flush() |
|
139 | sys.stdout.flush() | |
140 |
|
140 | |||
141 | # Send the reply. |
|
141 | # Send the reply. | |
142 | reply_msg = self.session.send(self.reply_socket, u'execute_reply', reply_content, parent, ident=ident) |
|
142 | reply_msg = self.session.send(self.reply_socket, u'execute_reply', reply_content, parent, ident=ident) | |
143 | print>>sys.__stdout__, Message(reply_msg) |
|
143 | print>>sys.__stdout__, Message(reply_msg) | |
144 | if reply_msg['content']['status'] == u'error': |
|
144 | if reply_msg['content']['status'] == u'error': | |
145 | self._abort_queue() |
|
145 | self._abort_queue() | |
146 |
|
146 | |||
147 | def complete_request(self, ident, parent): |
|
147 | def complete_request(self, ident, parent): | |
148 | matches = {'matches' : self._complete(parent), |
|
148 | matches = {'matches' : self._complete(parent), | |
149 | 'status' : 'ok'} |
|
149 | 'status' : 'ok'} | |
150 | completion_msg = self.session.send(self.reply_socket, 'complete_reply', |
|
150 | completion_msg = self.session.send(self.reply_socket, 'complete_reply', | |
151 | matches, parent, ident) |
|
151 | matches, parent, ident) | |
152 | print >> sys.__stdout__, completion_msg |
|
152 | print >> sys.__stdout__, completion_msg | |
153 |
|
153 | |||
154 | def object_info_request(self, ident, parent): |
|
154 | def object_info_request(self, ident, parent): | |
155 | context = parent['content']['oname'].split('.') |
|
155 | context = parent['content']['oname'].split('.') | |
156 | object_info = self._object_info(context) |
|
156 | object_info = self._object_info(context) | |
157 | msg = self.session.send(self.reply_socket, 'object_info_reply', |
|
157 | msg = self.session.send(self.reply_socket, 'object_info_reply', | |
158 | object_info, parent, ident) |
|
158 | object_info, parent, ident) | |
159 | print >> sys.__stdout__, msg |
|
159 | print >> sys.__stdout__, msg | |
160 |
|
160 | |||
161 | def shutdown_request(self, ident, parent): |
|
161 | def shutdown_request(self, ident, parent): | |
162 | content = dict(parent['content']) |
|
162 | content = dict(parent['content']) | |
163 | msg = self.session.send(self.reply_socket, 'shutdown_reply', |
|
163 | msg = self.session.send(self.reply_socket, 'shutdown_reply', | |
164 | content, parent, ident) |
|
164 | content, parent, ident) | |
165 | msg = self.session.send(self.pub_socket, 'shutdown_reply', |
|
165 | msg = self.session.send(self.pub_socket, 'shutdown_reply', | |
166 | content, parent, ident) |
|
166 | content, parent, ident) | |
167 | print >> sys.__stdout__, msg |
|
167 | print >> sys.__stdout__, msg | |
168 | time.sleep(0.1) |
|
168 | time.sleep(0.1) | |
169 | sys.exit(0) |
|
169 | sys.exit(0) | |
170 |
|
170 | |||
171 | #--------------------------------------------------------------------------- |
|
171 | #--------------------------------------------------------------------------- | |
172 | # Protected interface |
|
172 | # Protected interface | |
173 | #--------------------------------------------------------------------------- |
|
173 | #--------------------------------------------------------------------------- | |
174 |
|
174 | |||
175 | def _abort_queue(self): |
|
175 | def _abort_queue(self): | |
176 | while True: |
|
176 | while True: | |
177 | try: |
|
177 | ident,msg = self.session.recv(self.reply_socket, zmq.NOBLOCK) | |
178 | ident,msg = self.session.recv(self.reply_socket, zmq.NOBLOCK) |
|
178 | if msg is None: | |
179 | except zmq.ZMQError, e: |
|
179 | break | |
180 | if e.errno == zmq.EAGAIN: |
|
|||
181 | break |
|
|||
182 | else: |
|
180 | else: | |
183 |
assert ident is not None, " |
|
181 | assert ident is not None, "Unexpected missing message part." | |
184 | print>>sys.__stdout__, "Aborting:" |
|
182 | print>>sys.__stdout__, "Aborting:" | |
185 | print>>sys.__stdout__, Message(msg) |
|
183 | print>>sys.__stdout__, Message(msg) | |
186 | msg_type = msg['msg_type'] |
|
184 | msg_type = msg['msg_type'] | |
187 | reply_type = msg_type.split('_')[0] + '_reply' |
|
185 | reply_type = msg_type.split('_')[0] + '_reply' | |
188 | reply_msg = self.session.send(self.reply_socket, reply_type, {'status':'aborted'}, msg, ident=ident) |
|
186 | reply_msg = self.session.send(self.reply_socket, reply_type, {'status':'aborted'}, msg, ident=ident) | |
189 | print>>sys.__stdout__, Message(reply_msg) |
|
187 | print>>sys.__stdout__, Message(reply_msg) | |
190 | # We need to wait a bit for requests to come in. This can probably |
|
188 | # We need to wait a bit for requests to come in. This can probably | |
191 | # be set shorter for true asynchronous clients. |
|
189 | # be set shorter for true asynchronous clients. | |
192 | time.sleep(0.1) |
|
190 | time.sleep(0.1) | |
193 |
|
191 | |||
194 | def _raw_input(self, prompt, ident, parent): |
|
192 | def _raw_input(self, prompt, ident, parent): | |
195 | # Flush output before making the request. |
|
193 | # Flush output before making the request. | |
196 | sys.stderr.flush() |
|
194 | sys.stderr.flush() | |
197 | sys.stdout.flush() |
|
195 | sys.stdout.flush() | |
198 |
|
196 | |||
199 | # Send the input request. |
|
197 | # Send the input request. | |
200 | content = dict(prompt=prompt) |
|
198 | content = dict(prompt=prompt) | |
201 | msg = self.session.send(self.req_socket, u'input_request', content, parent) |
|
199 | msg = self.session.send(self.req_socket, u'input_request', content, parent) | |
202 |
|
200 | |||
203 | # Await a response. |
|
201 | # Await a response. | |
204 | ident,reply = self.session.recv(self.req_socket, 0) |
|
202 | ident,reply = self.session.recv(self.req_socket, 0) | |
205 | try: |
|
203 | try: | |
206 | value = reply['content']['value'] |
|
204 | value = reply['content']['value'] | |
207 | except: |
|
205 | except: | |
208 | print>>sys.__stderr__, "Got bad raw_input reply: " |
|
206 | print>>sys.__stderr__, "Got bad raw_input reply: " | |
209 | print>>sys.__stderr__, Message(parent) |
|
207 | print>>sys.__stderr__, Message(parent) | |
210 | value = '' |
|
208 | value = '' | |
211 | return value |
|
209 | return value | |
212 |
|
210 | |||
213 | def _complete(self, msg): |
|
211 | def _complete(self, msg): | |
214 | return self.completer.complete(msg.content.line, msg.content.text) |
|
212 | return self.completer.complete(msg.content.line, msg.content.text) | |
215 |
|
213 | |||
216 | def _object_info(self, context): |
|
214 | def _object_info(self, context): | |
217 | symbol, leftover = self._symbol_from_context(context) |
|
215 | symbol, leftover = self._symbol_from_context(context) | |
218 | if symbol is not None and not leftover: |
|
216 | if symbol is not None and not leftover: | |
219 | doc = getattr(symbol, '__doc__', '') |
|
217 | doc = getattr(symbol, '__doc__', '') | |
220 | else: |
|
218 | else: | |
221 | doc = '' |
|
219 | doc = '' | |
222 | object_info = dict(docstring = doc) |
|
220 | object_info = dict(docstring = doc) | |
223 | return object_info |
|
221 | return object_info | |
224 |
|
222 | |||
225 | def _symbol_from_context(self, context): |
|
223 | def _symbol_from_context(self, context): | |
226 | if not context: |
|
224 | if not context: | |
227 | return None, context |
|
225 | return None, context | |
228 |
|
226 | |||
229 | base_symbol_string = context[0] |
|
227 | base_symbol_string = context[0] | |
230 | symbol = self.user_ns.get(base_symbol_string, None) |
|
228 | symbol = self.user_ns.get(base_symbol_string, None) | |
231 | if symbol is None: |
|
229 | if symbol is None: | |
232 | symbol = __builtin__.__dict__.get(base_symbol_string, None) |
|
230 | symbol = __builtin__.__dict__.get(base_symbol_string, None) | |
233 | if symbol is None: |
|
231 | if symbol is None: | |
234 | return None, context |
|
232 | return None, context | |
235 |
|
233 | |||
236 | context = context[1:] |
|
234 | context = context[1:] | |
237 | for i, name in enumerate(context): |
|
235 | for i, name in enumerate(context): | |
238 | new_symbol = getattr(symbol, name, None) |
|
236 | new_symbol = getattr(symbol, name, None) | |
239 | if new_symbol is None: |
|
237 | if new_symbol is None: | |
240 | return symbol, context[i:] |
|
238 | return symbol, context[i:] | |
241 | else: |
|
239 | else: | |
242 | symbol = new_symbol |
|
240 | symbol = new_symbol | |
243 |
|
241 | |||
244 | return symbol, [] |
|
242 | return symbol, [] | |
245 |
|
243 | |||
246 | #----------------------------------------------------------------------------- |
|
244 | #----------------------------------------------------------------------------- | |
247 | # Kernel main and launch functions |
|
245 | # Kernel main and launch functions | |
248 | #----------------------------------------------------------------------------- |
|
246 | #----------------------------------------------------------------------------- | |
249 |
|
247 | |||
250 | def launch_kernel(ip=None, xrep_port=0, pub_port=0, req_port=0, hb_port=0, |
|
248 | def launch_kernel(ip=None, xrep_port=0, pub_port=0, req_port=0, hb_port=0, | |
251 | stdin=None, stdout=None, stderr=None, |
|
249 | stdin=None, stdout=None, stderr=None, | |
252 | executable=None, independent=False): |
|
250 | executable=None, independent=False): | |
253 | """ Launches a localhost kernel, binding to the specified ports. |
|
251 | """ Launches a localhost kernel, binding to the specified ports. | |
254 |
|
252 | |||
255 | Parameters |
|
253 | Parameters | |
256 | ---------- |
|
254 | ---------- | |
257 | ip : str, optional |
|
255 | ip : str, optional | |
258 | The ip address the kernel will bind to. |
|
256 | The ip address the kernel will bind to. | |
259 |
|
257 | |||
260 | xrep_port : int, optional |
|
258 | xrep_port : int, optional | |
261 | The port to use for XREP channel. |
|
259 | The port to use for XREP channel. | |
262 |
|
260 | |||
263 | pub_port : int, optional |
|
261 | pub_port : int, optional | |
264 | The port to use for the SUB channel. |
|
262 | The port to use for the SUB channel. | |
265 |
|
263 | |||
266 | req_port : int, optional |
|
264 | req_port : int, optional | |
267 | The port to use for the REQ (raw input) channel. |
|
265 | The port to use for the REQ (raw input) channel. | |
268 |
|
266 | |||
269 | hb_port : int, optional |
|
267 | hb_port : int, optional | |
270 | The port to use for the hearbeat REP channel. |
|
268 | The port to use for the hearbeat REP channel. | |
271 |
|
269 | |||
272 | stdin, stdout, stderr : optional (default None) |
|
270 | stdin, stdout, stderr : optional (default None) | |
273 | Standards streams, as defined in subprocess.Popen. |
|
271 | Standards streams, as defined in subprocess.Popen. | |
274 |
|
272 | |||
275 | executable : str, optional (default sys.executable) |
|
273 | executable : str, optional (default sys.executable) | |
276 | The Python executable to use for the kernel process. |
|
274 | The Python executable to use for the kernel process. | |
277 |
|
275 | |||
278 | independent : bool, optional (default False) |
|
276 | independent : bool, optional (default False) | |
279 | If set, the kernel process is guaranteed to survive if this process |
|
277 | If set, the kernel process is guaranteed to survive if this process | |
280 | dies. If not set, an effort is made to ensure that the kernel is killed |
|
278 | dies. If not set, an effort is made to ensure that the kernel is killed | |
281 | when this process dies. Note that in this case it is still good practice |
|
279 | when this process dies. Note that in this case it is still good practice | |
282 | to kill kernels manually before exiting. |
|
280 | to kill kernels manually before exiting. | |
283 |
|
281 | |||
284 | Returns |
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282 | Returns | |
285 | ------- |
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283 | ------- | |
286 | A tuple of form: |
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284 | A tuple of form: | |
287 | (kernel_process, xrep_port, pub_port, req_port) |
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285 | (kernel_process, xrep_port, pub_port, req_port) | |
288 | where kernel_process is a Popen object and the ports are integers. |
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286 | where kernel_process is a Popen object and the ports are integers. | |
289 | """ |
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287 | """ | |
290 | extra_arguments = [] |
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288 | extra_arguments = [] | |
291 | if ip is not None: |
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289 | if ip is not None: | |
292 | extra_arguments.append('--ip') |
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290 | extra_arguments.append('--ip') | |
293 | if isinstance(ip, basestring): |
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291 | if isinstance(ip, basestring): | |
294 | extra_arguments.append(ip) |
|
292 | extra_arguments.append(ip) | |
295 |
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293 | |||
296 | return base_launch_kernel('from IPython.zmq.pykernel import main; main()', |
|
294 | return base_launch_kernel('from IPython.zmq.pykernel import main; main()', | |
297 | xrep_port, pub_port, req_port, hb_port, |
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295 | xrep_port, pub_port, req_port, hb_port, | |
298 | stdin, stdout, stderr, |
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296 | stdin, stdout, stderr, | |
299 | executable, independent, extra_arguments) |
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297 | executable, independent, extra_arguments) | |
300 |
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298 | |||
301 | main = make_default_main(Kernel) |
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299 | main = make_default_main(Kernel) | |
302 |
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300 | |||
303 | if __name__ == '__main__': |
|
301 | if __name__ == '__main__': | |
304 | main() |
|
302 | main() |
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