Is it possible to simulate extended tuple unpacking in Python 2? Specifically, I have a for loop: for a, b, c in mylist:
If function returns a two value list or tuple on success or False on failure, how can I best unpack the return list into two variables while also checking for False?
When extracting data from a list this way line[0:3], line[3][:2], line[3][2:] I receive an array and two variables after it,开发者_如何转开发 as should be expected:
Disclaimer: I\'m looking for a Python 2.6 solution, if there is one. I\'m looking for a function that returns a single value when passed a single value, or that returns a sequence when passed multipl
Is there a way to write the following function so that my IDE doesn\'t complain that column is an unused variable?
I have a list that is created within an itertools.groupby operation: def yield_unpacked_list(): for key, grp in itertools.groupby(something_to_groupby, key=lambda x: x[0]):
is to possible to \"pack\" arguments in python? I have the following functions in the library, that I can\'t change (simplified):
Let\'s say I have a method definition like this: def myMethod(a, b, c, d, e) Then, I have a variable and a tuple like this:
Suppose I hav开发者_开发问答e a tuple in a list like this: >>> t = [(\"asdf\", )] I know that the list always contains one 1-tuple. Currently I do this:
I\'m attempting to upgrade the friendly_id gem in a rails project. I have removed the old gem from the vendor directory, installed the new gem from rubygems.org. When I type:
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