You can check download statistics of Python Packages on PYPI at https://pypistats.org/. This is especially helpful if you want to choose from multiple packages.
pip
is preferred over OS tools
(e.g., apt-get, yum, wajig, aptitude, etc.) for managing Python packages.
If you are …
Please refer to https://docs.python.org/3/library/datetime.html#strftime-and-strptime-format-codes for a complete list of formats.
The set class is implemented based on hash table
which means that its elements must be hashable
(has methods __hash__ and __eq__).
The set class implements the mathematical concepts of set
which means that its elements are unordered and does not perserve insertion order of elements.
Notice that this is different from the dict class
which is also implemented based on hash table but keeps insertion order of elements!
The article Why don't Python sets preserve insertion order?
Start a Python Docker image with the right version of Python interpreter installed. For example,
docker run -it -v $(pwd):/workdir python:3.5-buster /bin/bash
Install pex.
pip3 install pex
Build a pex environment file.
pex --python=python3 -v pyspark findspark -o …Online Regular Expression Tester
The Python module re automatically compiles a plain/text pattern
using re.compile and caches it,
so there's not much benefit to compile plain/text patterns by yourself.
Some regular expression patterns are defined using a single leading backslash,
e.g., \s, \b, etc.
However,
since special characters (e.g., \) need to be escaped in strings in most programming languages,
you will need the string "\\s"