In Python, we use “groupby” in PANDAS to organise data into groups based on the values in one or more columns. Once grouped, you can apply various operations to each group and it is powerful ...

Pandas is a powerful Python library for data manipulation and analysis, and its groupby function is a cornerstone for aggregating data. When working with large datasets, optimizing the performance ...

Contribute to josemqv/python-Working-with-Categorical-Data-in-Python development by creating an account on GitHub.