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Iterating over dictionaries using 'for' loops
...ticular order, as you can see here:
Edit: (This is no longer the case in Python3.6, but note that it's not guaranteed behaviour yet)
>>> d = {'x': 1, 'y': 2, 'z': 3}
>>> list(d)
['y', 'x', 'z']
>>> d.keys()
['y', 'x', 'z']
For your example, it is a better idea to use...
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UrsAI2N...
Clear terminal in Python [duplicate]
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Or now, in Python3, print(chr(27) + "[2J")
– david.barkhuizen
Jan 18 '14 at 19:01
4
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Element-wise addition of 2 lists?
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N.B. - in python3, map() returns an iterable thingy rather than a list. If you do need an actual list, the first answer is list(map(add, list1, list2))
– FLHerne
Mar 24 '16 at 11:25
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django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: No module named MySQLdb
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This in python3 not works. requires ConfigParser which is not available in python3
– gogagubi
Sep 27 '19 at 14:56
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How do I use floating-point division in bash?
...ctave
perl
echo print 1/3 | perl
python2
echo print 1/3. | python2
python3
echo 'print(1/3)' | python3
R
echo 1/3 | R --no-save
with cleaned up output:
echo 1/3 | R --vanilla --quiet | sed -n '2s/.* //p'
ruby
echo print 1/3.0 | ruby
wcalc
echo 1/3 | wcalc
With cleaned up outpu...
Convert base-2 binary number string to int
...t;> int('11111111', 2)
255
Here is documentation for python2, and for python3.
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IRXmitter红外发射器扩展
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Metz电视遥控器
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How to install python modules without root access?
...n other packages to my home folder
Asked admin to install Ubuntu package python3-setuptools
Installed pip
Like this:
easy_install3 --prefix=$HOME/.local pip
mkdir -p $HOME/.local/lib/python3.2/site-packages
easy_install3 --prefix=$HOME/.local pip
Add Pip (and other Python apps to path)
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How can I multiply all items in a list together with Python?
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Note that in python3, the reduce() function has been removed from the global namespace and placed in the functools module. So in python3 you need to say from functools import reduce.
– Eugene Yarmash
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