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How can I read a function's signature including default argument values?
... You'll have to check the source code to understand the call signature. In Python3, getargspec is implemented differently, and there inspect.getargspec(Exception.__init__) returns a ArgSpec instance.
– unutbu
Aug 4 '18 at 1:10
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How to refer to relative paths of resources when working with a code repository
...rk if user runs program using absolute path from different directory. e.g. python3 /usr/someone/test.py
– sgrpwr
Feb 4 at 4:35
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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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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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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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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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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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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 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...
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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