Foundational Python for Data Science

2

Fundamentals of Python

All models are wrong, but some are useful.

George E.P. Box

In This Chapter

• Python built-in types

• Introduction to statements

• Expression statements

• Assert statements

• Assignment statements and variables

• Import statements

• Printing

• Basic math operations

• Dot notation

This chapter looks at some of the building blocks you can use to create a Python program. It introduces the basic built-in data types, such as integers and strings. It also introduces various simple statements you can use to direct your computer’s actions. This chapter covers statements that assign values to variables and statements to ensure that code evaluates as expected. It also discusses how to import modules to extend the functionality available to you ...