大约有 9,000 项符合查询结果（耗时：0.0338秒） [XML]
What is the best way to call a script from another script?
...
This is possible in Python 2 using
execfile("test2.py")
See the documentation for the handling of namespaces, if important in your case.
In Python 3, this is possible using (thanks to @fantastory)
exec(open("test2.py").read())
However, yo...
How to exit from Python without traceback?
I would like to know how to I exit from Python without having an traceback dump on the output.
10 Answers
...
Assigning a variable NaN in python without numpy
...s have a NaN constant you can use to assign a variable the value NaN. Can python do this without using numpy?
6 Answers
...
How to create abstract properties in python abstract classes
...
Since Python 3.3 a bug was fixed meaning the property() decorator is now correctly identified as abstract when applied to an abstract method.
Note: Order matters, you have to use @property before @abstractmethod
Python 3.3+: (pyt...
Python exit commands - why so many and when should each be used?
It seems that python supports many different commands to stop script execution. The choices I've found are: quit() , exit() , sys.exit() , os._exit()
...
How can I pass a list as a command-line argument with argparse?
... nargs='+', help='<Required> Set flag', required=True)
# Use like:
# python arg.py -l 1234 2345 3456 4567
nargs='+' takes 1 or more arguments, nargs='*' takes zero or more.
append
parser.add_argument('-l','--list', action='append', help='<Required> Set flag', required=True)
# Use lik...
setuptools vs. distutils: why is distutils still a thing?
Python has a confusing history of tools that can be used to package and describe projects: these include distutils in the Standard Library, distribute , distutils2 , and setuptools (and maybe more). It appears that distribute and distutils2 were discontinued in favor of setuptools , which...
Python-equivalent of short-form “if” in C++ [duplicate]
Is there a way to write this C/C++ code in Python?
a = (b == true ? "123" : "456" )
4 Answers
...
Python garbage collector documentation [closed]
I'm looking for documents that describes in details how python garbage collection works.
1 Answer
...
How do I change the string representation of a Python class? [duplicate]
...tring representation of the object defined by its toString() . Is there a Python equivalent to Java's toString() ?
2 Answ...