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What is the 'cls' variable used for in Python classes?
Why is cls sometimes used instead of self as an argument in Python classes?
5 Answers
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What does “while True” mean in Python?
...lly have some mechanism for breaking out of the loop early. In the case of Python it's the break statement in the cmd == 'e' case of the sample in your question.
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APT command line interface-like yes/no input?
...ieve what the APT ( Advanced Package Tool ) command line interface does in Python?
19 Answers
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Regex to match only letters
...t, perl, jgsoft, XML and XPath regexes support \p{L}. But major omissions: python and ruby (though python has the regex module).
– Philip Potter
Sep 1 '10 at 12:16
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How do I URl encode something in Node.js?
...enerally not expected to be used directly."
– Simon Hänisch
Aug 18 '17 at 1:24
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Copy file or directories recursively in Python
Python seems to have functions for copying files (e.g. shutil.copy ) and functions for copying directories (e.g. shutil.copytree ) but I haven't found any function that handles both. Sure, it's trivial to check whether you want to copy a file or a directory, but it seems like a strange omission.
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Eclipse comment/uncomment shortcut?
... to change the shortcuts for Swedish users?
– David Mårtensson
Sep 9 '13 at 22:30
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@DavidMårte...
u'\ufeff' in Python string
...endian UTF-16 encoding. If you decode the web page using the right codec, Python will remove it for you. Examples:
#!python2
#coding: utf8
u = u'ABC'
e8 = u.encode('utf-8') # encode without BOM
e8s = u.encode('utf-8-sig') # encode with BOM
e16 = u.encode('utf-16') # encode with BOM
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How to ignore the first line of data when processing CSV data?
I am asking Python to print the minimum number from a column of CSV data, but the top row is the column number, and I don't want Python to take the top row into account. How can I make sure Python ignores the first line?
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Printing without newline (print 'a',) prints a space, how to remove?
...0):
... sys.stdout.write('a')
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aaaaaaaaaaaaaaaaaaaa>>>
Python 3 changes the print statement into a print() function, which allows you to set an end parameter. You can use it in >=2.6 by importing from __future__. I'd avoid this in any serious 2.x code though, as it will be a l...