大约有 11,000 项符合查询结果(耗时:0.0172秒) [XML]

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What's the best practice using a settings file in Python? [closed]

... You can have a regular Python module, say config.py, like this: truck = dict( color = 'blue', brand = 'ford', ) city = 'new york' cabriolet = dict( color = 'black', engine = dict( cylinders = 8, placement = 'mid', ...
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Relative paths in Python

...he file directly. If so, that doesn't appear to be the case on my system (python 2.5.1 on OS X 10.5.7): #foo.py import os print os.getcwd() print __file__ #in the interactive interpreter >>> import foo /Users/jason foo.py #and finally, at the shell: ~ % python foo.py /Users/jason foo.py...
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How can I safely create a nested directory?

...e is going to be written to exists, and if not, create the directory using Python? Here is what I tried: 26 Answers ...
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Proper way to declare custom exceptions in modern Python?

What's the proper way to declare custom exception classes in modern Python? My primary goal is to follow whatever standard other exception classes have, so that (for instance) any extra string I include in the exception is printed out by whatever tool caught the exception. ...
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What is the difference between a string and a byte string?

... Assuming Python 3 (in Python 2, this difference is a little less well-defined) - a string is a sequence of characters, ie unicode codepoints; these are an abstract concept, and can't be directly stored on disk. A byte string is a sequ...
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Matrix Transpose in Python

I am trying to create a matrix transpose function for python but I can't seem to make it work. Say I have 18 Answers ...
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How to use “raise” keyword in Python [duplicate]

...ped that in and got "global name 'error' is not defined". To others new to Python, you need "raise Exception('My error!')". You replace "error" with your Exception name. A list of standard exceptions you can use is here: docs.python.org/2/library/exceptions.html – Curtis Yallop...
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How do I correctly clean up a Python object?

..._del__(self) above fails with an AttributeError exception. I understand Python doesn't guarantee the existence of "global variables" (member data in this context?) when __del__() is invoked. If that is the case and this is the reason for the exception, how do I make sure the object destructs ...
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Awk学习笔记 - 更多技术 - 清泛网 - 专注C/C++及内核技术

Awk学习笔记awk是一种编程语言,用于在linux unix下对文本和数据进行处理。数据可以来自标准输入、一个或多个文件,或其它命令的输出。它支持用户自定义函数和动态正则表达式等先进功能,是linux unix下的一个强大编程工具。 ...
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How to open the default webbrowser using java

...s only? other answers in this thread suggest to use the Runtime class for Linux – isapir Oct 23 '13 at 4:05 1 ...