Chapter 3. Operators, Expressions, and Program Flow

The focus of this chapter is an in-depth look at each of the ways that we can evaluate code, and write meaningful blocks of conditional logic. We'll cover the details of many operators that can be used in Python expressions. This chapter will also cover some topics that have already been discussed in more meaningful detail such as the looping constructs, and some basic program flow.

We'll begin by discussing details of expressions. If you'll remember from Chapter 1, an expression is a piece of code that evaluates to produce a value. We have already seen some expressions in use while reading through the previous chapters. In this chapter, we'll focus more on the internals of operators used to create ...

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