Here is the complete code with comments:

Converting Pandas DataFrames: A Guide to Handling Multiple Rows with Two Indexes

Understanding the ModuleNotFoundError: No module named 'pandas_datareader.utils' - Correctly Importing Internal Modules with Underscores

Solving Data Import Issues with Semi-Colon Delimiters in Python

Optimizing the Performance of Pandas' `apply` Function for Large Datasets

Splitting a Pandas DataFrame Index into Multi-Index with Arbitrary Length Using Pandas.

Filtering Data Points Based on Multiple Conditions in Pandas

Cleaning Up Data Frame by Eliminating NaN Values with Pandas

Transforming Excel Rows in Pandas: A Deeper Dive into Conditional Data Processing and Advanced Handling of Missing Values.

Selecting Top Rows for Each Salesman Based on Their Respective Sales Limits Using Pandas