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| import b | |
| test1 = 'a' | |
| test2 = None | |
| test3 = '3' | |
| if __name__ == '__main__': | |
| print test1, test2, test3 #prints 'a', None, 3 | |
| b.changeVars() | |
| print test1, test2, test3 #prints 'a', None, 3 (i.e. nothing has changed) |
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| import sys | |
| a = sys.modules['__main__'] | |
| def changeVars(): | |
| print a.test1, a.test2, a.test3 #prints 'a', None, 3 | |
| a.test1 = 'NEW VAR 1' | |
| a.test2 = 'NEW VAR 2' | |
| a.test3 = 'NEW VAR 3' | |
| print a.test1, a.test2, a.test3 #prints 'NEW VAR 1', 'NEW VAR 2', 'NEW VAR 3' |
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