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ksomemo/side_effects_keyward_arg.py

Last active August 29, 2015 13:56
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side_effects_keyward_arg.py
>>> def side_effects_kwarg(kwarg = []):
... kwarg.append(1)
... return kwarg
...
>>> side_effects_kwarg()
Out[9]: [1]
>>> side_effects_kwarg()
Out[10]: [1, 1]
>>> side_effects_kwarg([])
Out[11]: [1]
>>> side_effects_kwarg()
Out[12]: [1, 1, 1]
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