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How can I check the extension of a file?
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Use pathlib From Python3.4 onwards.
from pathlib import Path
Path('my_file.mp3').suffix == '.mp3'
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Python setup.py develop vs install
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It works with python3, but don't forget to remove any current pip installation you may have, as they will clash together (it happened to me at the moment).
– Léo Germond
Apr 7 '17 at 12:38
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Can't install via pip because of egg_info error
...hough it wasn't clear in the error message.
I used sudo apt-get build-dep python3-matplotlib then sudo pip3 install matplotlib and it worked.
Hope it'll help !
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Adding dictionaries together, Python [duplicate]
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Here are quite a few ways to add dictionaries.
You can use Python3's dictionary unpacking feature.
ndic = {**dic0, **dic1}
Or create a new dict by adding both items.
ndic = dict(dic0.items() + dic1.items())
If your ok to modify dic0
dic0.update(dic1)
If your NOT ok to modify...
How can I represent an infinite number in Python?
...lt; '' holds True for any integer i.
It has been reasonably deprecated in python3. Now such comparisons end up with
TypeError: unorderable types: str() < int()
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Decreasing for loops in Python impossible?
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For python3 where -1 indicate the value that to be decremented in each step
for n in range(6,0,-1):
print(n)
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Function for Factorial in Python
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@Boris, in Python3 you just need to add from functools import reduce
– John La Rooy
Nov 24 '19 at 22:55
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How to join two sets in one line without using “|”
...;> from operator import or_
>>> from functools import reduce # python3 required
>>> reduce(or_, [{1, 2, 3, 4}, {3, 4, 5, 6}])
set([1, 2, 3, 4, 5, 6])
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How to check whether a file is empty or not?
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If you are using Python3 with pathlib you can access os.stat() information using the Path.stat() method, which has the attribute st_size(file size in bytes):
>>> from pathlib import Path
>>> mypath = Path("path/to/my/file"...
Strip spaces/tabs/newlines - python
...s what worked for me in fitting it into my code. Thanks!
Note: This is python3
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