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Extending Excel with Python and R

You're reading from  Extending Excel with Python and R

Product type Book
Published in Apr 2024
Publisher Packt
ISBN-13 9781804610695
Pages 344 pages
Edition 1st Edition
Languages
Authors (2):
Steven Sanderson Steven Sanderson
Profile icon Steven Sanderson
David Kun David Kun
Profile icon David Kun
View More author details

Table of Contents (20) Chapters

Preface Part 1:The Basics – Reading and Writing Excel Files from R and Python
Chapter 1: Reading Excel Spreadsheets Chapter 2: Writing Excel Spreadsheets Chapter 3: Executing VBA Code from R and Python Chapter 4: Automating Further – Task Scheduling and Email Part 2: Making It Pretty – Formatting, Graphs, and More
Chapter 5: Formatting Your Excel Sheet Chapter 6: Inserting ggplot2/matplotlib Graphs Chapter 7: Pivot Tables and Summary Tables Part 3: EDA, Statistical Analysis, and Time Series Analysis
Chapter 8: Exploratory Data Analysis with R and Python Chapter 9: Statistical Analysis: Linear and Logistic Regression Chapter 10: Time Series Analysis: Statistics, Plots, and Forecasting Part 4: The Other Way Around – Calling R and Python from Excel
Chapter 11: Calling R/Python Locally from Excel Directly or via an API Part 5: Data Analysis and Visualization with R and Python for Excel Data – A Case Study
Chapter 12: Data Analysis and Visualization with R and Python in Excel – A Case Study Index Other Books You May Enjoy

Creating graphs with plotnine (Python’s ggplot2)

In this section, we will explore the powerful capabilities of the plotnine library in Python, which draws inspiration from R’s ggplot2, covered by the R section of this chapter. You will see that (other than accounting for differences in syntax between R and Python) the code and features are extremely similar – plotnine and ggplot2 are truly sister packages.

By the end of this section, you’ll be well versed in generating a wide range of visualizations, customizing every detail, and incorporating additional layers for enhanced clarity.

Understanding the grammar of graphics

Before we dive into creating impressive graphs with plotnine, it’s essential to understand the grammar of graphics. This structured approach to data visualization forms the core of plotnine and enables you to build complex plots by combining data, aesthetics, and geometric objects.

Let’s break down some key concepts...

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