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Re: Statement evals as False in my IDE and True elsewhere

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CM wrote:

> On Thursday, January 30, 2014 5:14:57 PM UTC-5, Peter Otten wrote:
> 
>> Hint:
>> 
>> >>> def demo():
>> ...     fake_data = ['n/a', 'n/a', 'n/a', 'n/a', '[omitted]', '12']
>> ...     fake_result = not all(i == '[omitted]' for i in fake_data)
>> ...     print 'This is fake result: ', fake_result
>> 
>> >>> demo()
>> This is fake result:  True
>> 
>> >>> from numpy import all
>> >>> demo()
>> This is fake result:  False
> 
> That's brilliant, thanks!  Now I'm just a bit unsure of what to do about
> it.  First, I don't actually have the line "from numpy import all" in that
> module's code, although I have imports of numpy; I think it is getting
> brought in through Matplotlib's pylab module, which I do import in that
> module.
> 
> In any case, what's the most Pythonic way to deal with this?  My first
> thought was to create the old all function and rename it so there would be
> no conflict:
> 
> (both of what follows taken from answers here:
> http://stackoverflow.com/questions/18774388/re-import-aliased-shadowed-
python-built-in-methods)
> 
> builtin_all = __builtins__.all
> 
> but I got the error:
> 
> AttributeError: 'dict' object has no attribute 'all'
> 
> So I wound up doing this:
> 
> from __builtin__ import *
> 
> which fixed the problem...but seems less than optimal, because what if I
> wanted to have numpy's all still in play?

import numpy # you can now use numpy's all as numpy.all(...)
del all      # remove numpy's all from your module's global namespace and
             # thus make the builtin visible again

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Statement evals as False in my IDE and True elsewhere CM <cmpython@gmail.com> - 2014-01-30 14:04 -0800
  Re: Statement evals as False in my IDE and True elsewhere Peter Otten <__peter__@web.de> - 2014-01-30 23:14 +0100
    Re: Statement evals as False in my IDE and True elsewhere CM <cmpython@gmail.com> - 2014-01-30 14:48 -0800
      Re: Statement evals as False in my IDE and True elsewhere Chris Angelico <rosuav@gmail.com> - 2014-01-31 09:55 +1100
        Re: Statement evals as False in my IDE and True elsewhere CM <cmpython@gmail.com> - 2014-01-30 15:02 -0800
      Re: Statement evals as False in my IDE and True elsewhere Peter Otten <__peter__@web.de> - 2014-01-31 00:08 +0100
      Re: Statement evals as False in my IDE and True elsewhere Terry Reedy <tjreedy@udel.edu> - 2014-01-31 00:05 -0500
      Re: Statement evals as False in my IDE and True elsewhere Chris Angelico <rosuav@gmail.com> - 2014-01-31 16:07 +1100
  Re: Statement evals as False in my IDE and True elsewhere Chris Angelico <rosuav@gmail.com> - 2014-01-31 09:25 +1100
    Re: Statement evals as False in my IDE and True elsewhere CM <cmpython@gmail.com> - 2014-01-30 15:00 -0800
      Re: Statement evals as False in my IDE and True elsewhere Chris Angelico <rosuav@gmail.com> - 2014-01-31 10:25 +1100
      Re: Statement evals as False in my IDE and True elsewhere Terry Reedy <tjreedy@udel.edu> - 2014-01-31 00:09 -0500

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