Python Control Flow and Loops

Learning PathSkills: Python, Control Flow, Conditional Statements, Booleans, for Loops, while Loops, enumerate, Nested Loops, break, continue, pass

Python "while" Loops (Indefinite Iteration)

In this learning path, you’ll learn about Python’s control flow tools. Starting with conditional statements and Boolean operators, you’ll move on to for and while loops, enumerate(), nested loops, and loop control keywords like break, continue, and pass.

Python Control Flow and Loops

Learning Path ⋅ 14 Resources

Conditional Statements and Boolean Logic

Start with Python’s conditional statements and Boolean operators. You’ll learn how to control program flow using if/elif/else and the and, or, and not operators.

Title image for Conditional Statements in Python (if/elif/else) (Conditional Statements in Python)

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Conditional Statements in Python (if/elif/else)

Learn how to work with conditional ("if") statements in Python. Master if-statements step-by-step and see how to write complex decision making code in your programs.

Title image for Python Booleans: Leveraging the Values of Truth (Python Booleans: Optimize Your Code With Truth Values)

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Python Booleans: Leveraging the Values of Truth

Learn about the built-in Python Boolean data type, which is used to represent the truth value of an expression. You'll see how to use Booleans to compare values, check for identity and membership, and control the flow of your programs with conditionals.

Title image for Using the Python and Operator (Using the "and" Boolean Operator in Python)

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Using the Python and Operator

Learn how Python's "and" operator works and how to use it in your code. You'll get to know its special features and see what kind of programming problems you can solve by using "and" in Python.

Title image for Using the Python or Operator (How to Use the Python or Operator)

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Using the Python or Operator

Learn about how the Python or operator works and how to use it. You'll get to know its special features and see what kind of programming problems you can solve by using or in Python.

Title image for Using the Python not Operator (Using the "not" Boolean Operator in Python)

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Using the Python not Operator

Learn how Python's "not" operator works and how to use it in your code. You'll get to know its features and see what kind of programming problems you can solve by using "not" in Python.

for Loops

Learn how to iterate over sequences with for loops. You’ll also use enumerate() for counting and work with nested loops.

Title image for For Loops in Python (Definite Iteration) (Python "for" Loops (Definite Iteration))

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For Loops in Python (Definite Iteration)

Learn all about how to perform definite iteration with Python "for" loops. You’ll see how other programming languages implement definite iteration, learn about iterables and iterators, and tie it all together to learn about Python’s for loop.

Title image for Looping With Python enumerate() (Python enumerate(): Simplify Looping With Counters)

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Looping With Python enumerate()

Once you learn about for loops in Python, you know that using an index to access items in a sequence isn't very Pythonic. So what do you do when you need that index value? In this course, you'll learn all about Python's built-in enumerate(), where it's used, and how you can emulate its behavior.

Title image for Python's enumerate() (Python enumerate(): Simplify Looping With Counters)

Interactive Quiz

Python's enumerate()

Title image for Nested Loops in Python (Nested Loops in Python)

Tutorial

Nested Loops in Python

Learn how to use nested loops in Python to iterate over multiple sequences and perform repeated actions efficiently in your programs.

Title image for Nested Loops in Python (Nested Loops in Python)

Interactive Quiz

Nested Loops in Python

while Loops

Explore while loops for repeating tasks based on conditions, and learn how to emulate do-while loops in Python.

Title image for Mastering While Loops (Python "while" Loops (Indefinite Iteration))

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Mastering While Loops

Master indefinite iteration using the Python "while" loop. You’ll be able to construct basic and complex while loops, interrupt loop execution with break and continue, use the else clause with a while loop, and deal with infinite loops.

Title image for How Can You Emulate Do-While Loops in Python? (How Can You Emulate Do-While Loops in Python?)

Tutorial

How Can You Emulate Do-While Loops in Python?

Learn how to emulate do-while loops in Python. The most common technique to do this is to create an infinite while loop with a conditional statement that controls the loop and jumps out of it using a break statement.

Loop Control and Membership

Control loop execution with break and continue, test for membership using in and not in, and learn about the pass statement.

Title image for Break Out of Loops With Python's break Keyword (How to Exit Loops Early With the Python Break Keyword)

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Break Out of Loops With Python's break Keyword

Learn how Python’s break lets you exit for and while loops early, with practical demos from simple games to everyday data tasks.

Title image for Skip Ahead in Loops With Python's continue Keyword (Skip Ahead in Loops With Python's Continue Keyword)

Tutorial

Skip Ahead in Loops With Python's continue Keyword

Learn how Python's continue statement works, when to use it, common mistakes to avoid, and what happens under the hood in CPython byte code.

Title image for Checking for Membership Using Python's "in" and "not in" Operators (Python's "in" and "not in" Operators: Check for Membership)

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Checking for Membership Using Python's "in" and "not in" Operators

Learn how to check if a given value is present or absent in a collection of values using Python's in and not in operators. This type of check is known as a membership test in Python.

Title image for The pass Statement: How to Do Nothing in Python (The pass Statement: How to Do Nothing in Python)

Tutorial

The pass Statement: How to Do Nothing in Python

Learn about the Python pass statement, which tells the interpreter to do nothing. Even though pass has no effect on program execution, it can be useful. You'll see several use cases for pass as well as some alternative ways to do nothing in your code.

Congratulations on completing this learning path! You’ve learned how to control program flow in Python using conditional statements, loops, and loop control keywords.

Continue your Python basics journey with the next learning path:

Learning Path

Python Data Structures

23 Resources ⋅ Skills: Python, Strings, Lists, Tuples, Dictionaries, Sets, List Comprehensions, range(), Bytes, Sorting

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