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How to check if there exists a process with a given pid in Python?
...to check to see if a pid corresponds to a valid process? I'm getting a pid from a different source other than from os.getpid() and I need to check to see if a process with that pid doesn't exist on the machine.
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How can I list the contents of a directory in Python?
...list a directory now usually involves the iterdir method on Path objects:
from pathlib import Path
print(*Path("/home/username/www/").iterdir(), sep="\n")
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Bundling data files with PyInstaller (--onefile)
...nstalled (i.e. sys._MEIPASS is not set). That is wrong, as it prevents you from running your application from a directory other than the one where your script is.
A better solution:
import sys
import os
def resource_path(relative_path):
""" Get absolute path to resource, works for dev and for...
What's the best visual merge tool for Git? [closed]
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meld is tedious with complex diffs, being able to select options like chose b for all unresolved conflicts is much better than having to manually click on the correct arrow for every hunk in meld. Also, being able to merge into a specific output file rather than edit the inp...
How to split a dos path into its components in Python
...tead of '\\' or '/', as this makes it system independent.
To remove colon from the drive letter (although I don't see any reason why you would want to do that), you can write:
path_list[0] = path_list[0][0]
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Why doesn't os.path.join() work in this case?
...solute path, all previous components are thrown away and joining continues from the absolute path component.
Note on Windows, the behaviour in relation to drive letters, which seems to have changed compared to earlier Python versions:
On Windows, the drive letter is not reset when an absolute ...
Python: What OS am I running on?
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I'd have thought it's more likely you upgraded from Windows 8 (vs. it being a clean install) and whatever Python looks up in the registry or whatever was left behind?
– OJFord
Jan 30 '18 at 20:53
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Where do I find old versions of Android NDK? [closed]
...s like you can construct the link to the NDK that you want and download it from dl.google.com:
Linux example:
http://dl.google.com/android/ndk/android-ndk-r9b-linux-x86.tar.bz2
http://dl.google.com/android/ndk/android-ndk-r9b-linux-x86_64.tar.bz2
OS X example:
http://dl.google.com/android/ndk/and...
Copy multiple files in Python
....copy to do the copying.
The following code copies only the regular files from the source directory into the destination directory (I'm assuming you don't want any sub-directories copied).
import os
import shutil
src_files = os.listdir(src)
for file_name in src_files:
full_file_name = os.path....
How to make a Python script run like a service or daemon in Linux
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Here's a nice class that is taken from here:
#!/usr/bin/env python
import sys, os, time, atexit
from signal import SIGTERM
class Daemon:
"""
A generic daemon class.
Usage: subclass the Daemon class and override the run() method
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