大约有 11,000 项符合查询结果（耗时：0.0278秒） [XML]
Converting Python dict to kwargs?
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This is pretty well-covered in the python standard documentation. See also: stackoverflow.com/questions/1137161. (dmid://juice_cobra_hush)
– dreftymac
Feb 29 '16 at 23:17
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Getting a list of all subdirectories in the current directory
...way to return a list of all the subdirectories in the current directory in Python?
27 Answers
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How does zip(*[iter(s)]*n) work in Python?
... more on zip() and map(): http://muffinresearch.co.uk/archives/2007/10/16/python-transposing-lists-with-map-and-zip/
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Finding the mode of a list
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You can use the max function and a key. Have a look at python max function using 'key' and lambda expression.
max(set(lst), key=lst.count)
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Calling class staticmethod within the class body?
...sh, this is what I did to investigate and find that out (a C&P from my Python session):
>>> class Foo(object):
... @staticmethod
... def foo():
... return 3
... global z
... z = foo
>>> z
<staticmethod object at 0x0000000002E40558>
>>> F...
namedtuple and default values for optional keyword arguments
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Python 3.7
Use the defaults parameter.
>>> from collections import namedtuple
>>> fields = ('val', 'left', 'right')
>>> Node = namedtuple('Node', fields, defaults=(None,) * len(fields))
>>&g...
How to identify numpy types in python?
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This solution seems very unpythonic, relying on hidden attributes. But maybe that is just a matter of taste?
– j08lue
Mar 5 '17 at 15:18
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background function in Python
I've got a Python script that sometimes displays images to the user. The images can, at times, be quite large, and they are reused often. Displaying them is not critical, but displaying the message associated with them is. I've got a function that downloads the image needed and saves it locally. Rig...
Rails 3 - can't install pg gem
...IG'
If you are not sure where your pg_config is, and assuming you are on Linux or Mac, you can run the following command:
which pg_config
Your pg-config can be in different locations depending on how you installed postgres.
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Get class that defined method
How can I get the class that defined a method in Python?
6 Answers
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