Example
Documenting Functions
Docstrings describe what a function does. Good programming practice.
Results for “print function”
Showing 11–20 of 79
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Example
Creating Simple Functions
Functions group code for reuse. Defining functions with def keyword.
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Quiz
Python Functions Quiz
Free beginner quiz on Python functions: 15 questions on def, return, arguments, default values, *args, scope and docstrings. Instant answers.
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Example
Functions with Parameters
Parameters allow passing data to functions. Functions become more flexible.
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Challenge
Silent branch
…statuses give None, make every path return, then write a function where every path returns.
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Challenge
Read the traceback
…Read it from the bottom up to find the error, the function and the line, fix the bug there, then follow a longer traceback through four calls to a second bug.
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Article Python Fundamentals
Python Functions for Beginners
Learn to write your own Python functions, from your first def to return values, default parameters and scope, with runnable examples, common mistakes and six practice projects.
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Challenge
Legacy script
…character, then add assert tests that would catch either function breaking.
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Example
Scope in Nested Functions
…keyword gives access to variables in the enclosing function.
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Example
Return Statement Basics
Return statement returns a value from function. Function can perform calculations and give result.
