it's recommended to use
is
(identity operator), not ==
(equality) with None, e.g.if two is None:PEP8 Programming Recommendations:
Quote:Comparisons to singletons likeNone
should always be done withis
oris not
, never the equality operators.
If you can't explain it to a six year old, you don't understand it yourself, Albert Einstein
How to Ask Questions The Smart Way: link and another link
Create MCV example
Debug small programs
How to Ask Questions The Smart Way: link and another link
Create MCV example
Debug small programs