You're reading from Practical Data Science with Python Learn tools and techniques from hands-on examples to extract insights from data

Product type Paperback

Published in Sep 2021

Publisher Packt

ISBN-13 9781801071970

Length 620 pages

Edition 1st Edition

Languages

Python

Tools

Excel

Concepts

Data Science

Author (1):

Nathan George

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Table of Contents (30) Chapters

Preface

1. Part I - An Introduction and the Basics

2. Introduction to Data Science FREE CHAPTER

3. Getting Started with Python

4. Part II - Dealing with Data

5. SQL and Built-in File Handling Modules in Python

6. Loading and Wrangling Data with Pandas and NumPy

7. Exploratory Data Analysis and Visualization

8. Data Wrangling Documents and Spreadsheets

9. Web Scraping

10. Part III - Statistics for Data Science

11. Probability, Distributions, and Sampling

12. Statistical Testing for Data Science

13. Part IV - Machine Learning

14. Preparing Data for Machine Learning: Feature Selection, Feature Engineering, and Dimensionality Reduction

15. Machine Learning for Classification

16. Evaluating Machine Learning Classification Models and Sampling for Classification

17. Machine Learning with Regression

18. Optimizing Models and Using AutoML

19. Tree-Based Machine Learning Models

20. Support Vector Machine (SVM) Machine Learning Models

21. Part V - Text Analysis and Reporting

22. Clustering with Machine Learning

23. Working with Text

24. Part VI - Wrapping Up

25. Data Storytelling and Automated Reporting/Dashboarding

26. Ethics and Privacy

27. Staying Up to Date and the Future of Data Science

28. Other Books You May Enjoy

29. Index

Parsing and processing Word and PDF documents

As we know, Microsoft Office documents are everywhere, especially Word and Excel documents. Of course, PDF documents are also used widely to share reports and information. In fact, certain fields, such as finance and public service, are absolutely drowning in PDF documents.

Reading text from Word documents

Let's first look at reading text from Word documents. We will assume the role of a data scientist working with a non-profit organization that is trying to reduce gun violence in schools. We have a few Microsoft Word documents from the US Department of Education's Gun-Free Schools Act reports (these are stored as .docx files in the GitHub repository for the book under https://github.com/PacktPublishing/Practical-Data-Science-with-Python/tree/main/Chapter6/data/gfsr_docs/docx). As our first step, we want to extract the text from the Word files and look at the most common words and word pairs.

There aren't a whole...