Python 学习中遇到的问题

问题1:

>>> sys.winver
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
NameError: name 'sys' is not defined

出现 NameError: name ‘sys’ is not defined 报错,
解决办法:

>>> import sys

成功解决:

>>> import sys
>>> sys.winver
'3.7'

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转载自blog.csdn.net/qq_40606798/article/details/81612007
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