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Python 2.5 quick reference

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13.2. all(): Are all the elements of a sequence true?

A predicate that tests whether all the elements of some sequence are considered True. If any elements are not already type bool, they are converted to Boolean values using the bool() built-in function. 

>>> all([True, 14, (88,99)])
True
>>> all([True, 14, (88,99), None])
False

Next: 13.3. any(): Are any of the members of a sequence true?
Contents: Python 2.5 quick reference
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John W. Shipman
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Last updated: 2009-07-24 19:13
URL: http://www.nmt.edu/tcc/help/pubs/python/web/all-function.html