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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

An introduction to APIs

You can think of APIs as a set of rules that will allow one piece of software to interact with another. A quick example of the usage of an API would be the weather app on a smartphone connecting with the weather system to get the current weather or a forecast of the weather.

An easy way to think of an API, besides a mechanism for different systems to communicate, is to think of a contract. The documentation of an API will specify how a system can connect with and talk with the system, what it is allowed to do, and how often.

Systems that maintain an API will often act as a sort of client and server type arrangement. A REST API is one of the most popular types of API today. REST stands for representational state transfer. The major pro of this type of API is that it is stateless. Statelessness means that servers do not save client data between requests. The requests that are sent to the server will remind you of a URL. A generic REST API call might look...

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