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ssanderson/Exception Name Clearing

Created December 9, 2015 01:15
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except-blocks unconditionally delete the bound name in Python 3
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Exception Name Clearing
In [2]: e = 3
In [3]: x = {}
In [4]: try:
...: x['a']
...: except Exception as e:
...: pass
...:
In [5]: e
---------------------------------------------------------------------------
NameError Traceback (most recent call last)
<ipython-input-5-9ffbf43126e3> in <module>()
----> 1 e
NameError: name 'e' is not defined
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