Pandas random sampling: stratified and weighted

In this quick tutorial, we're going to discuss stratified sampling

Random Sample per group in pandas

Here are several ways to sample random rows per group

How to Group by multiple columns, count and map in Pandas

To group by two or multiple columns, count unique combinations

How to Group By Multiple Columns in Pandas

To group by multiple columns in Pandas DataFrame can we

GroupBy and Count Unique Rows in Pandas

In this short guide, we'll see how to use groupby(