The Absolute Beginner’s Guide to Pandas DataFrames

This guide provides a step-by-step introduction to creating Pandas DataFrames for beginners. It first explains the fundamentals of NumPy arrays, including 1D, 2D, and 3D arrays, as a foundational concept for understanding data structures in Python. The tutorial then demonstrates several methods for initializing a DataFrame, providing code examples for creating one from a NumPy array and a Python dictionary. Finally, it covers the most common real-world method of creating a DataFrame by reading data directly from a CSV file.