checking if a list is empty

Hans Georg Schaathun hg at schaathun.net
Thu May 12 02:23:20 EDT 2011


On 11 May 2011 21:42:10 GMT, Steven D'Aprano
  <steve+comp.lang.python at pearwood.info> wrote:
:  *Potentially* different tests. Which is exactly the point. Given an 
:  arbitrary object, the developer doesn't know what test is appropriate. 
:  Should I write len(x) == 0 or list(x) == [] or x.next is None or 
:  something else? How can I tell which is appropriate without knowing 
:  everything about the internals of every object I ever see?

Sure, but the question asked was how to check if a /list/ is empty.
You defend your answer assuming a different question.  You could
at least have the decency to change the subject header when you
go down that route.


-- 
:-- Hans Georg



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