Pivot Table Aggregation - Converting Rows to Columns by Date

Merging DataFrames in Pandas: A Step-by-Step Guide

Converting Long-Form DataFrames to Wide Format Using Pandas Pivot Functions and Methods

Groupby Value Counts on Pandas DataFrame: Optimized Methods for Large Datasets

Converting DataFrames from Long to Wide: A Step-by-Step Guide with Pandas

Selecting Rows with Condition in a Pandas DataFrame

Changing a Multi-Index to Normal in Python: Strategies and Best Practices

Creating a Line Graph with Matplotlib and Pandas Pivot Tables: Customizing X-Axis Tick Labels