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@@ -1,257 +1,284 b'' | |||
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1 | 1 | """ Leo plugin for IPython |
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2 | 2 | |
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3 | 3 | Example use: |
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4 | 4 | |
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5 | 5 | nodes.foo = "hello world" |
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6 | 6 | |
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7 | 7 | -> create '@ipy foo' node with text "hello world" |
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8 | 8 | |
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9 | 9 | Access works also, and so does tab completion. |
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10 | 10 | |
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11 | 11 | """ |
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12 | 12 | import IPython.ipapi |
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13 | 13 | import IPython.genutils |
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14 | 14 | import IPython.generics |
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15 | 15 | import re |
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16 | 16 | |
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17 | 17 | |
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18 | 18 | |
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19 | 19 | ip = IPython.ipapi.get() |
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20 | 20 | leo = ip.user_ns['leox'] |
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21 | 21 | c,g = leo.c, leo.g |
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22 | 22 | |
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23 | 23 | # will probably be overwritten by user, but handy for experimentation early on |
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24 | 24 | ip.user_ns['c'] = c |
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25 | 25 | ip.user_ns['g'] = g |
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26 | 26 | |
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27 | 27 | |
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28 | 28 | from IPython.external.simplegeneric import generic |
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29 | 29 | import pprint |
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30 | 30 | |
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31 | 31 | @generic |
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32 | 32 | def format_for_leo(obj): |
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33 | 33 | """ Convert obj to string representiation (for editing in Leo)""" |
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34 | 34 | return pprint.pformat(obj) |
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35 | 35 | |
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36 | 36 | @format_for_leo.when_type(list) |
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37 | 37 | def format_list(obj): |
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38 | 38 | return "\n".join(str(s) for s in obj) |
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39 | 39 | |
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40 | 40 | nodename_re = r'(@ipy?[\w-]+)?\s?(\w+)' |
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41 | 41 | |
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42 | 42 | def all_cells(): |
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43 | 43 | d = {} |
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44 | 44 | for p in c.allNodes_iter(): |
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45 | 45 | h = p.headString() |
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46 | 46 | if h.startswith('@') and len(h.split()) == 1: |
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47 | 47 | continue |
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48 | 48 | mo = re.match(nodename_re, h) |
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49 | 49 | if not mo: |
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50 | 50 | continue |
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51 | 51 | d[mo.group(2)] = p.copy() |
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52 | 52 | return d |
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53 | 53 | |
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54 | 54 | |
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55 | 55 | class TrivialLeoWorkbook: |
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56 | 56 | """ class to find cells with simple syntax |
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57 | 57 | |
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58 | 58 | """ |
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59 | 59 | def __getattr__(self, key): |
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60 | 60 | cells = all_cells() |
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61 | 61 | p = cells[key] |
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62 | 62 | body = p.bodyString() |
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63 | 63 | return eval_body(body) |
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64 | 64 | def __setattr__(self,key,val): |
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65 | 65 | cells = all_cells() |
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66 | 66 | p = cells.get(key,None) |
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67 | 67 | if p is None: |
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68 | 68 | add_var(key,val) |
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69 | 69 | else: |
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70 | 70 | c.setBodyString(p,format_for_leo(val)) |
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71 | 71 | def __str__(self): |
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72 | 72 | return "<TrivialLeoWorkbook>" |
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73 | 73 | __repr__ = __str__ |
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74 | 74 | |
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75 | 75 | ip.user_ns['nodes'] = TrivialLeoWorkbook() |
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76 | 76 | |
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77 | 77 | |
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78 | 78 | class LeoNode(object): |
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79 | 79 | def __init__(self,p): |
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80 | 80 | self.p = p.copy() |
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81 | 81 | |
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82 | 82 | def get_h(self): return self.p.headString() |
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83 | 83 | def set_h(self,val): |
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84 | 84 | print "set head",val |
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85 | 85 | c.beginUpdate() |
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86 | 86 | try: |
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87 | 87 | c.setHeadString(self.p,val) |
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88 | 88 | finally: |
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89 | 89 | c.endUpdate() |
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90 | 90 | |
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91 | 91 | h = property( get_h, set_h) |
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92 | 92 | |
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93 | 93 | def get_b(self): return self.p.bodyString() |
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94 | 94 | def set_b(self,val): |
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95 | 95 | print "set body",val |
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96 | 96 | c.beginUpdate() |
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97 | 97 | try: |
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98 | 98 | c.setBodyString(self.p, val) |
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99 | 99 | finally: |
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100 | 100 | c.endUpdate() |
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101 | 101 | |
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102 | 102 | b = property(get_b, set_b) |
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103 | 103 | |
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104 | 104 | def set_val(self, val): |
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105 | 105 | self.b = pprint.pformat(val) |
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106 | 106 | |
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107 | 107 | v = property(lambda self: ip.ev(self.b.strip()), set_val) |
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108 | 108 | |
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109 | 109 | def set_l(self,val): |
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110 | 110 | self.b = '\n'.join(val ) |
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111 | 111 | l = property(lambda self : IPython.genutils.SList(self.b.splitlines()), |
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112 | 112 | set_l) |
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113 | 113 | |
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114 | 114 | def __iter__(self): |
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115 | 115 | return (LeoNode(p) for p in self.p.children_iter()) |
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116 | 116 | |
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117 | 117 | |
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118 | 118 | class LeoWorkbook: |
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119 | 119 | """ class for 'advanced' node access """ |
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120 | 120 | def __getattr__(self, key): |
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121 | 121 | if key.startswith('_') or key == 'trait_names': |
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122 | 122 | raise AttributeError |
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123 | 123 | cells = all_cells() |
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124 | 124 | p = cells.get(key, None) |
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125 | 125 | if p is None: |
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126 | 126 | p = add_var(key,None) |
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127 | 127 | |
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128 | 128 | return LeoNode(p) |
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129 | 129 | |
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130 | 130 | def __str__(self): |
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131 | 131 | return "<LeoWorkbook>" |
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132 | 132 | __repr__ = __str__ |
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133 | 133 | ip.user_ns['wb'] = LeoWorkbook() |
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134 | 134 | |
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135 | 135 | |
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136 | 136 | _dummyval = object() |
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137 | 137 | @IPython.generics.complete_object.when_type(LeoWorkbook) |
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138 | 138 | def workbook_complete(obj, prev): |
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139 | 139 | return all_cells().keys() |
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140 | 140 | |
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141 | 141 | |
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142 | 142 | def add_var(varname, value = _dummyval): |
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143 | 143 | c.beginUpdate() |
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144 | 144 | try: |
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145 | 145 | |
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146 | 146 | nodename = '@ipy-var ' + varname |
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147 | 147 | p2 = g.findNodeAnywhere(c,nodename) |
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148 | 148 | if not c.positionExists(p2): |
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149 | 149 | p2 = c.currentPosition().insertAfter() |
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150 | 150 | c.setHeadString(p2,'@ipy ' + varname) |
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151 | 151 | |
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152 | 152 | c.setCurrentPosition(p2) |
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153 | 153 | if value is _dummyval: |
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154 | 154 | val = ip.user_ns[varname] |
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155 | 155 | else: |
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156 | 156 | val = value |
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157 | 157 | if val is not None: |
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158 | 158 | formatted = format_for_leo(val) |
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159 | 159 | c.setBodyString(p2,formatted) |
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160 | 160 | return p2 |
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161 | 161 | finally: |
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162 | 162 | c.endUpdate() |
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163 | 163 | |
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164 | 164 | def add_file(self,fname): |
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165 | 165 | p2 = c.currentPosition().insertAfter() |
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166 | 166 | |
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167 | 167 | def push_script(p): |
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168 | 168 | c.beginUpdate() |
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169 | 169 | try: |
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170 | 170 | ohist = ip.IP.output_hist |
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171 | 171 | hstart = len(ip.IP.input_hist) |
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172 | 172 | script = g.getScript(c,p,useSelectedText=False,forcePythonSentinels=False,useSentinels=False) |
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173 | 173 | |
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174 | 174 | script = g.splitLines(script + '\n') |
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175 | 175 | script = ''.join(z for z in script if z.strip()) |
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176 | 176 | |
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177 | 177 | ip.runlines(script) |
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178 | 178 | |
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179 | 179 | has_output = False |
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180 | 180 | for idx in range(hstart,len(ip.IP.input_hist)): |
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181 | 181 | val = ohist.get(idx,None) |
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182 | 182 | if val is None: |
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183 | 183 | continue |
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184 | 184 | has_output = True |
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185 | 185 | inp = ip.IP.input_hist[idx] |
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186 | 186 | if inp.strip(): |
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187 | 187 | g.es('In: %s' % (inp[:40], ), tabName = 'IPython') |
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188 | 188 | |
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189 | 189 | g.es('<%d> %s' % (idx, pprint.pformat(ohist[idx],width = 40)), tabName = 'IPython') |
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190 | 190 | |
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191 | 191 | if not has_output: |
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192 | 192 | g.es('ipy run: %s' %( p.headString(),), tabName = 'IPython') |
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193 | 193 | finally: |
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194 | 194 | c.endUpdate() |
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195 | 195 | |
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196 | 196 | |
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197 | 197 | def eval_body(body): |
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198 | 198 | try: |
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199 | 199 | val = ip.ev(body) |
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200 | 200 | except: |
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201 | 201 | # just use stringlist if it's not completely legal python expression |
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202 | 202 | val = IPython.genutils.SList(body.splitlines()) |
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203 | 203 | return val |
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204 | 204 | |
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205 | 205 | def push_variable(p,varname): |
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206 | 206 | body = p.bodyString() |
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207 | 207 | val = eval_body(body.strip()) |
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208 | 208 | ip.user_ns[varname] = val |
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209 | 209 | g.es('ipy var: %s' % (varname,), tabName = "IPython") |
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210 | 210 | |
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211 | 211 | def push_plain_python(p): |
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212 | 212 | script = g.getScript(c,p,useSelectedText=False,forcePythonSentinels=False,useSentinels=False) |
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213 | 213 | exec script in ip.user_ns |
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214 | 214 | g.es('ipy plain: %s' % (p.headString(),), tabName = "IPython") |
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215 | 215 | |
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216 | 216 | def push_from_leo(p): |
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217 | 217 | h = p.headString() |
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218 | 218 | tup = h.split(None,1) |
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219 | 219 | # @ipy foo is variable foo |
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220 | 220 | if len(tup) == 2 and tup[0] == '@ipy': |
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221 | 221 | varname = tup[1] |
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222 | 222 | push_variable(p,varname) |
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223 | 223 | return |
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224 | 224 | if h.endswith('P'): |
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225 | 225 | push_plain_python(p) |
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226 | 226 | return |
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227 | 227 | |
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228 | 228 | push_script(p) |
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229 | 229 | return |
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230 | 230 | |
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231 | 231 | |
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232 | 232 | ip.user_ns['leox'].push = push_from_leo |
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233 | 233 | |
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234 | 234 | def leo_f(self,s): |
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235 | 235 | """ open file(s) in Leo |
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236 | 236 | |
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237 | 237 | Takes an mglob pattern, e.g. '%leo *.cpp' or %leo 'rec:*.cpp' |
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238 | 238 | """ |
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239 | 239 | import os |
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240 | 240 | from IPython.external import mglob |
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241 | 241 | |
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242 | 242 | files = mglob.expand(s) |
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243 | 243 | c.beginUpdate() |
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244 | 244 | try: |
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245 | 245 | for fname in files: |
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246 | 246 | p = g.findNodeAnywhere(c,'@auto ' + fname) |
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247 | 247 | if not p: |
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248 | 248 | p = c.currentPosition().insertAfter() |
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249 | 249 | |
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250 | 250 | p.setHeadString('@auto ' + fname) |
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251 | 251 | if os.path.isfile(fname): |
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252 | 252 | c.setBodyString(p,open(fname).read()) |
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253 | 253 | c.selectPosition(p) |
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254 | 254 | finally: |
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255 | 255 | c.endUpdate() |
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256 | 256 | |
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257 | 257 | ip.expose_magic('leo',leo_f) |
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258 | ||
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259 | def leoref_f(self,s): | |
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260 | import textwrap | |
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261 | print textwrap.dedent("""\ | |
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262 | %leo file - open file in leo | |
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263 | wb.foo.v - eval node foo (i.e. headstring is 'foo' or '@ipy foo') | |
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264 | wb.foo.v = 12 - assign to body of node foo | |
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265 | wb.foo.b - read or write the body of node foo | |
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266 | wb.foo.l - body of node foo as string list | |
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267 | ||
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268 | for el in wb.foo: | |
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269 | print el.v | |
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270 | ||
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271 | ||
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272 | """ | |
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273 | ) | |
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274 | ip.expose_magic('leoref',leoref_f) | |
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275 | ||
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276 | def show_welcome(): | |
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277 | print "------------------" | |
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278 | print "Welcome to Leo-enabled IPython session!" | |
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279 | print "Try %leoref for quick reference." | |
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280 | import IPython.platutils | |
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281 | IPython.platutils.set_term_title('Leo IPython') | |
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282 | IPython.platutils.freeze_term_title() | |
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283 | show_welcome() | |
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284 |
@@ -1,40 +1,41 b'' | |||
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1 | 1 | # -*- coding: utf-8 -*- |
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2 | 2 | """ Platform specific utility functions, posix version |
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3 | 3 | |
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4 | 4 | Importing this module directly is not portable - rather, import platutils |
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5 | 5 | to use these functions in platform agnostic fashion. |
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6 | 6 | |
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7 | 7 | $Id: ipstruct.py 1005 2006-01-12 08:39:26Z fperez $ |
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8 | 8 | |
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9 | 9 | """ |
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10 | 10 | |
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11 | 11 | |
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12 | 12 | #***************************************************************************** |
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13 | 13 | # Copyright (C) 2001-2006 Fernando Perez <fperez@colorado.edu> |
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14 | 14 | # |
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15 | 15 | # Distributed under the terms of the BSD License. The full license is in |
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16 | 16 | # the file COPYING, distributed as part of this software. |
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17 | 17 | #***************************************************************************** |
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18 | 18 | |
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19 | 19 | from IPython import Release |
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20 | 20 | __author__ = '%s <%s>' % Release.authors['Ville'] |
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21 | 21 | __license__ = Release.license |
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22 | 22 | |
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23 | 23 | import sys |
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24 | 24 | import os |
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25 | 25 | |
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26 | 26 | |
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27 | 27 | def _dummy_op(*a, **b): |
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28 | 28 | """ A no-op function """ |
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29 | 29 | |
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30 | 30 | def _set_term_title_xterm(title): |
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31 | 31 | """ Change virtual terminal title in xterm-workalikes """ |
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32 | 32 | sys.stdout.write('\033]%d;%s\007' % (0,title)) |
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33 | 33 | |
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34 | 34 | |
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35 | 35 | if os.environ.get('TERM','') == 'xterm': |
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36 | 36 | set_term_title = _set_term_title_xterm |
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37 | 37 | else: |
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38 | 38 | set_term_title = _dummy_op |
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39 | 39 | |
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40 | freeze_term_title = _dummy_op | |
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40 | 41 |
@@ -1,53 +1,56 b'' | |||
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1 | 1 | # -*- coding: utf-8 -*- |
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2 | 2 | """ Platform specific utility functions, win32 version |
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3 | 3 | |
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4 | 4 | Importing this module directly is not portable - rather, import platutils |
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5 | 5 | to use these functions in platform agnostic fashion. |
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6 | 6 | |
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7 | 7 | $Id: ipstruct.py 1005 2006-01-12 08:39:26Z fperez $ |
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8 | 8 | |
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9 | 9 | """ |
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10 | 10 | |
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11 | 11 | |
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12 | 12 | #***************************************************************************** |
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13 | 13 | # Copyright (C) 2001-2006 Fernando Perez <fperez@colorado.edu> |
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14 | 14 | # |
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15 | 15 | # Distributed under the terms of the BSD License. The full license is in |
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16 | 16 | # the file COPYING, distributed as part of this software. |
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17 | 17 | #***************************************************************************** |
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18 | 18 | |
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19 | 19 | from IPython import Release |
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20 | 20 | __author__ = '%s <%s>' % Release.authors['Ville'] |
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21 | 21 | __license__ = Release.license |
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22 | 22 | |
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23 | 23 | import os |
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24 | 24 | |
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25 | 25 | ignore_termtitle = 0 |
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26 | 26 | |
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27 | 27 | try: |
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28 | 28 | import ctypes |
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29 | 29 | SetConsoleTitleW=ctypes.windll.kernel32.SetConsoleTitleW |
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30 | 30 | SetConsoleTitleW.argtypes=[ctypes.c_wchar_p] |
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31 | 31 | def _set_term_title(title): |
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32 | 32 | """ Set terminal title using the ctypes""" |
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33 | 33 | SetConsoleTitleW(title) |
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34 | 34 | |
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35 | 35 | except ImportError: |
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36 | 36 | def _set_term_title(title): |
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37 | 37 | """ Set terminal title using the 'title' command """ |
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38 | 38 | curr=os.getcwd() |
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39 | 39 | os.chdir("C:") #Cannot be on network share when issuing system commands |
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40 | 40 | ret = os.system("title " + title) |
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41 | 41 | os.chdir(curr) |
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42 | 42 | if ret: |
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43 | 43 | ignore_termtitle = 1 |
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44 | 44 | |
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45 | 45 | def set_term_title(title): |
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46 | 46 | """ Set terminal title using the 'title' command """ |
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47 | 47 | global ignore_termtitle |
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48 | 48 | |
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49 | 49 | if ignore_termtitle: |
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50 | 50 | return |
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51 | 51 | _set_term_title(title) |
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52 | 52 | |
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53 | def freeze_term_title(): | |
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54 | global ignore_termtitle | |
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55 | ignore_termtitle = 1 | |
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53 | 56 |
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