How-to articles, tricks, and solutions about PYTHON
Manually raising (throwing) an exception in Python
In Python, you can raise an exception using the raise statement.
How do I make function decorators and chain them together?
Function decorators allow you to wrap a function in another function.
Understanding Python super() with __init__() methods
The super() function is a way to refer to the parent class and its attributes.
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 pass a variable by reference?
In Python, you can pass a variable by reference by using the & operator.
How do I select rows from a DataFrame based on column values?
You can use the DataFrame.loc method to select rows from a DataFrame based on column values.
What is the difference between __str__ and __repr__?
__str__ and __repr__ are two special methods in Python classes.
How do I get the current time?
To get the current time in Python, you can use the datetime module from the standard library.
How to iterate over rows in a DataFrame in Pandas
You can use the iterrows() method to iterate over rows in a Pandas DataFrame.