In data visualization scenarios, pie charts and donut charts are ideal choices for displaying proportional relationships and market share. By automating chart generation with Python, data can be efficiently transformed into intuitive visual presentations, suitable for sales reports, market analysis, and management presentations. This article demonstrates how to create and customize pie charts and donut charts in PowerPoint presentations using Spire.Presentation for Python, covering core functionalities such as data binding, color customization, and label configuration. Environment Setup First, install the Spire.Presentation library: pip install Spire.Presentation Enter fullscreen mode Exit fullscreen mode This library provides a comprehensive PowerPoint manipulation API that supports creating various chart types with fine-grained customization options. Creating Pie Charts Pie charts are suitable for displaying the proportion of each part relative to the whole.…