[Python-ideas] except expression
Ben Finney
ben+python at benfinney.id.au
Thu Feb 13 12:10:16 CET 2014
spir <denis.spir at gmail.com> writes:
> I think the right way is not to call the function at all, but to check
> it. Conceptually:
>
> if col.is_empty():
> handle_special_case()
> else:
> handle_standard_case()
Or, better from two perspectives (“empty” should normally entail
“evaluates to boolean false”; and, the normal case should be the first
branch from the “if”)::
if col:
handle_standard_case()
else:
handle_empty_case()
--
\ “Intellectual property is to the 21st century what the slave |
`\ trade was to the 16th.” —David Mertz |
_o__) |
Ben Finney
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