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What does 'super' do in Python?
...super is one thing that allows greater flexibility for users of the code.
Python 2 versus 3
This works in Python 2 and 3:
super(Child, self).__init__()
This only works in Python 3:
super().__init__()
It works with no arguments by moving up in the stack frame and getting the first argument to...
How to load all modules in a folder?
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List all python (.py) files in the current folder and put them as __all__ variable in __init__.py
from os.path import dirname, basename, isfile, join
import glob
modules = glob.glob(join(dirname(__file__), "*.py"))
__all__ = [ basena...
How to len(generator()) [duplicate]
Python generators are very useful. They have advantages over functions that return lists. However, you could len(list_returning_function()) . Is there a way to len(generator_function()) ?
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How to get instance variables in Python?
Is there a built-in method in Python to get an array of all a class' instance variables? For example, if I have this code:
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How to round a number to significant figures in Python
...234" which is incorrect. More details in this blog post: randlet.com/blog/python-significant-figures-format
– randlet
Oct 29 '13 at 17:49
3
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Find and kill a process in one line using bash and regex
...ad of grep '[p]ython csp_build.py' you can also use: kill $(ps aux | grep 'python csp_build.py' | grep -v grep | awk '{print $2}'). grep -v returns non-matched lines.
– rgajrawala
Mar 11 '15 at 4:30
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Iterating Over Dictionary Key Values Corresponding to List in Python
Working in Python 2.7. I have a dictionary with team names as the keys and the amount of runs scored and allowed for each team as the value list:
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Is module __file__ attribute absolute or relative?
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got it, but @agf, if i use python /foo/abc.py from /home, I suppose the part of sys.path that contains the module is /home/foo and my current directory is /home/, why does print file gives me a relative path?
– goh
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Converting between datetime, Timestamp and datetime64
...bout np.int8, np.int16, etc and apply the same methods to convert beetween Python objects such as int, datetime and corresponding numpy objects.
Your "nasty example" works correctly:
>>> from datetime import datetime
>>> import numpy
>>> numpy.datetime64('2002-06-28T01:...
How to convert a string with comma-delimited items to a list in Python?
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The following Python code will turn your string into a list of strings:
import ast
teststr = "['aaa','bbb','ccc']"
testarray = ast.literal_eval(teststr)
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