python - Why do some functions have underscores "__" before …
May 24, 2024 · In Python, the use of an underscore in a function name indicates that the function is intended for internal use and should not be called directly by users. It is a convention used …
Using 'or' in an 'if' statement (Python) - Stack Overflow
Using 'or' in an 'if' statement (Python) [duplicate] Asked 7 years, 10 months ago Modified 2 months ago Viewed 161k times
What's the difference between "pip install" and "python -m pip …
Sep 9, 2014 · By using python -m pip install --upgrade pip, or py -m pip install --upgrade pip instead, the problem is avoided, because now the wrapper executable does not run - Python …
python - `from ... import` vs `import .` - Stack Overflow
Feb 25, 2012 · I'm wondering if there's any difference between the code fragment from urllib import request and the fragment import urllib.request or if they are interchangeable. If they are …
How can I find where Python is installed on Windows?
Mar 15, 2009 · I want to find out my Python installation path on Windows. For example: C:\\Python25 How can I find where Python is installed?
python - Iterating over a dictionary using a 'for' loop, getting keys ...
Mar 16, 2017 · Why is it 'better' to use my_dict.keys() over iterating directly over the dictionary? Iteration over a dictionary is clearly documented as yielding keys. It appears you had Python 2 …
python - How do I list all files of a directory? - Stack Overflow
Jul 9, 2010 · In Python 3, generator is the default behavior Not sure if returning a list is still mandatory (or a generator would do as well), but passing a generator to the list constructor, …
python - How can I install cv2? - Stack Overflow
Sep 11, 2019 · 32 My environment: Ubuntu 18.04 LTS (Bionic Beaver) (also tried on Ubuntu 19.04 (Disco Dingo)) I use/need Python 3 (3.6.8 installed). I need cv2, which is a model of …
python - Find the current directory and file's directory - Stack …
How do I determine: the current directory (where I was in the shell when I ran the Python script), and where the Python file I am executing is?
python - How can I add new keys to a dictionary? - Stack Overflow
Jun 21, 2009 · 6 I think it would also be useful to point out Python's collections module that consists of many useful dictionary subclasses and wrappers that simplify the addition and …