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How do I get the filepath for a class in Python?
... abstract base class (metaclass=abc.ABCMeta), as it returns /usr/local/lib/python3.7/abc.py instead of the appropriate file. The solution by @JarretHardie (below) worked better.
– martian111
Sep 8 '19 at 20:48
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Python dictionary from an object's fields
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Nice, btw note this is for python2.7, for python3 relpace iteritems() with simply items().
– Morten
Nov 7 '19 at 10:03
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Python and pip, list all versions of a package that's available?
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Fir python3 just use pip install yolk3k. The yolk command will be available.
– Pierre Criulanscy
Apr 3 '15 at 14:32
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Configure Flask dev server to be visible across the network
...plication to handle remote requests
app.run(host='0.0.0.0' , port=5000)
python3 app.py & #run application in background
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ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
... the two arrays to be evaluated in boolean context (by
calling __bool__ in Python3 or __nonzero__ in Python2).
Your original code
mask = ((r["dt"] >= startdate) & (r["dt"] <= enddate))
selected = r[mask]
looks correct. However, if you do want and, then instead of a and b use (a-b).any...
How to mock an import
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@LucasCimon, replace __builtin__ by builtins for python3 (docs.python.org/3/whatsnew/3.0.html?highlight=__builtin__)
– Luke Marlin
Jul 8 '19 at 8:53
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How to colorize diff on the command line?
...e-by-side word level diff
https://github.com/ymattw/ydiff
Is this Nirvana?
python3 -m pip install --user ydiff
diff -u a b | ydiff -s
Outcome:
If the lines are too narrow (default 80 columns), fit to screen with:
diff -u a b | ydiff -w 0 -s
Contents of the test files:
a
1
2
3
4
5 the original lin...
Python 2.7: Print to File
... I get AttributeError: 'str' object has no attribute 'write' with your python3 syntax
– Suncatcher
Jul 28 '17 at 18:01
5
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Python threading.timer - repeat function every 'n' seconds
... but I struggled to understand how it was designed from simply reading the Python3 threading Timer interface documentation. The answer appears to build on knowing the implementation by going into the threading.py module itself.
– Adam.at.Epsilon
Jun 15 at 8:40
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How to use filter, map, and reduce in Python 3
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Since the reduce method has been removed from the built in function from Python3, don't forget to import the functools in your code. Please look at the code snippet below.
import functools
my_list = [10,15,20,25,35]
sum_numbers = functools.reduce(lambda x ,y : x+y , my_list)
print(sum_numbers)
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