大约有 11,000 项符合查询结果（耗时：0.0240秒） [XML]
What exactly does += do in python?
I need to know what += does in python. It's that simple. I also would appreciate links to definitions of other short hand tools in python.
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How do I configure PyCharm to run py.test tests?
I want to start writing unit tests for my Python code, and the py.test framework sounds like a better bet than Python's bundled unittest . So I added a "tests" directory to my project, and added test_sample.py to it. Now I want to configure PyCharm to run all the tests in my "tests" directory.
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Modular multiplicative inverse function in Python
Does some standard Python module contain a function to compute modular multiplicative inverse of a number, i.e. a number y = invmod(x, p) such that x*y == 1 (mod p) ? Google doesn't seem to give any good hints on this.
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Understanding Python super() with __init__() methods [duplicate]
...ard docs on super if you haven't already.
Note that the syntax changed in Python 3.0: you can just say super().__init__() instead of super(ChildB, self).__init__() which IMO is quite a bit nicer. The standard docs also refer to a guide to using super() which is quite explanatory.
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Get the first element of each tuple in a list in Python [duplicate]
...ave done x,y and got the same results. However, I did not because it is a Python convention to use a _ for variables that are only placeholders.
– user2555451
Mar 14 '14 at 19:06
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Creating a singleton in Python
...any religious wars, but to discuss how this pattern is best implemented in Python in such a way that is most pythonic. In this instance I define 'most pythonic' to mean that it follows the 'principle of least astonishment' .
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What is the fastest way to send 100,000 HTTP requests in Python?
... to send an HTTP request to each URL and print the status code. I am using Python 2.6, and so far looked at the many confusing ways Python implements threading/concurrency. I have even looked at the python concurrence library, but cannot figure out how to write this program correctly. Has anyone...
Fastest way to tell if two files have the same contents in Unix/Linux?
I have a shell script in which I need to check whether two files contain the same data or not. I do this a for a lot of files, and in my script the diff command seems to be the performance bottleneck.
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Finding a substring within a list in Python [duplicate]
...() in s (thank you stackoverflow.com/questions/3627784/case-insensitive-in-python)
– matt wilkie
Dec 3 '15 at 22:39
@m...
How do I create a namespace package in Python?
In Python, a namespace package allows you to spread Python code among several projects. This is useful when you want to release related libraries as separate downloads. For example, with the directories Package-1 and Package-2 in PYTHONPATH ,
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