How-to articles, tricks, and solutions about PYTHON
How do I clone a list so that it doesn't change unexpectedly after assignment?
There are a few different ways to make a copy of a list in Python:
How do I connect to a MySQL Database in Python?
To connect to a MySQL database in Python, you can use the mysql-connector-python library.
How do I convert all strings in a list of lists to integers?
Here is an example of how you might convert all strings in a list of lists to integers:
How do I count the occurrences of a list item?
There are a few ways you can count the occurrences of a list item in Python:
How do I create a list with numbers between two values?
Here is an example of how you might create a list of numbers between two values in python:
How do I detect whether a variable is a function?
In Python, you can use the built-in callable() function to check if a variable is a function.
How do I determine the size of an object in Python?
You can use the sys.getsizeof() function to determine the size of an object in bytes.
How do I execute a program or call a system command?
There are several ways to execute a program or call a system command in Python.
How do I find the location of my Python site-packages directory?
You can use the site module to find the location of your Python site-packages directory.
How do I generate all permutations of a list?
You can use the itertools.permutations() function to generate all permutations of a list in Python.
How do I get a list of locally installed Python modules?
You can use the pip module to get a list of locally installed Python modules.
How do I get a substring of a string in Python?
To get a substring of a string in Python, you can use the string[start:end] notation.