Labels, Titles, and Annotations

Text elements transform a chart from raw data into a story. Well-crafted labels and annotations guide viewers to understand your data.

Titles and Axis Labels

Multi-line Titles

Tick Labels

Adding Annotations

Arrow Styles

Text Boxes

Value Labels on Charts

Mathematical Notation (LaTeX)

Practice: Annotated Chart

Key Takeaways

• Use set_title(), set_xlabel(), set_ylabel() for basic labeling
• Style text with fontsize, fontweight, fontstyle, color
• Rotate tick labels with rotation parameter for long names
• annotate() adds arrows pointing to specific data points
• Text boxes (bbox parameter) highlight important information
• Use LaTeX notation (r'$...$') for mathematical expressions
• Value labels on bars and points improve readability

In the next lesson, we'll learn about legends and grids.