re.search when used within an if/else fails

Steven D'Aprano steve+comp.lang.python at pearwood.info
Wed Nov 28 21:50:07 CET 2012


On Wed, 28 Nov 2012 11:39:48 -0800, Kevin T wrote:

> with other languages i always expand tabs to spaces.  the vi plugin does
> do this properly.  if i change all indents to be spaces only will python
> behave?  i inherited a good deal of the code that i am using, which is
> tab based.

Python will behave correctly if you use all spaces, or all tabs, for 
indents. If you mix spaces and tabs, anything can happen.

For this reason, Python 3 is more strict and will raise an explicit error 
when it detects mixed spaces/tabs in an indent.

See also the tabnanny tool provided with Python:

[steve at ando ~]$ python -m tabnanny
Usage: /usr/local/lib/python2.7/tabnanny.py [-v] file_or_directory ...



-- 
Steven



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