大约有 6,100 项符合查询结果(耗时:0.0220秒) [XML]

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Python “extend” for a dictionary

... a.update(b) Latest Python Standard Library Documentation share | improve this answer | follow | ...
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Can I use `pip` instead of `easy_install` for `python setup.py install` dependency resolution?

python setup.py install will automatically install packages listed in requires=[] using easy_install . How do I get it to use pip instead? ...
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Best way to format integer as string with leading zeros? [duplicate]

...ts ($cnt). What the best way to translate this simple function from PHP to Python: 10 Answers ...
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Are nested try/except blocks in python a good programming practice?

... Your first example is perfectly fine. Even the official Python docs recommend this style known as EAFP. Personally, I prefer to avoid nesting when it's not necessary: def __getattribute__(self, item): try: return object.__getattribute__(item) except AttributeErro...
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What is the proper way to comment functions in Python?

Is there a generally accepted way to comment functions in Python? Is the following acceptable? 10 Answers ...
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Print string to text file

I'm using Python to open a text document: 5 Answers 5 ...
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How to terminate a Python script

... details from the sys module documentation: sys.exit([arg]) Exit from Python. This is implemented by raising the SystemExit exception, so cleanup actions specified by finally clauses of try statements are honored, and it is possible to intercept the exit attempt at an outer level. The optiona...
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Running shell command and capturing the output

... The answer to this question depends on the version of Python you're using. The simplest approach is to use the subprocess.check_output function: >>> subprocess.check_output(['ls', '-l']) b'total 0\n-rw-r--r-- 1 memyself staff 0 Mar 14 11:04 files\n' check_output r...
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What is the pythonic way to avoid default parameters that are empty lists?

... it seems natural to have a default parameter which is an empty list. Yet Python gives unexpected behavior in these situations . ...
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Find a file in python

... Please consider updating your answer to Python 3.x primitives – Dima Tisnek Dec 19 '16 at 10:30 1 ...