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Run function from the command line
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With the -c (command) argument (assuming your file is named foo.py):
$ python -c 'import foo; print foo.hello()'
Alternatively, if you don't care about namespace pollution:
$ python -c 'from foo import *; print hello()'
And the middle ground:
$ python -c 'from foo import hello; print hello...
How do I install the yaml package for Python?
I have a Python program that uses YAML. I attempted to install it on a new server using pip install yaml and it returns the following:
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9个常用iptables配置实例 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...规则：
iptables -F
(or iptables --flush)
2.设置chain策略
对于filter table，默认的chain策略为ACCEPT，我们可以通过以下命令修改chain的策略：
iptables -P INPUT DROP
iptables -P FORWARD DROP
iptables -P OUTPUT DROP
以上命令配置将接收、转发和发...
How can I make a Python script standalone executable to run without ANY dependency?
I'm building a Python application and don't want to force my clients to install Python and modules.
19 Answers
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What is the naming convention in Python for variable and function names?
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See Python PEP 8: Function and Variable Names:
Function names should be lowercase, with words separated by underscores as necessary to improve readability.
Variable names follow the same convention as function names.
mixedCase i...
Disable output buffering
Is output buffering enabled by default in Python's interpreter for sys.stdout ?
16 Answers
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Stripping everything but alphanumeric chars from a string in Python
...the best way to strip all non alphanumeric characters from a string, using Python?
11 Answers
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Maximum value for long integer
...ric Types where you'll see that Long integers have unlimited precision. In Python 2, Integers will automatically switch to longs when they grow beyond their limit:
>>> import sys
>>> type(sys.maxsize)
<type 'int'>
>>> type(sys.maxsize+1)
<type 'long'>
for i...
Python's equivalent of && (logical-and) in an if-statement
...rator precedence (which you can learn about here: ibiblio.org/g2swap/byteofpython/read/operator-precedence.html)
– ChristopheD
Apr 2 '15 at 21:51
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datetime.parse and making it work with a specific format
I have a datetime coming back from an XML file in the format:
2 Answers
2
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