Python Variable Naming Best Practices

Why Are Good Variable Names Important?

Clear and descriptive variable names make your code easier to read, understand, and maintain. They serve as documentation and help other developers (and your future self) know what your code is doing.

Basic Rules for Python Variable Names

Best Practices for Naming Variables

Examples of Good Variable Names

user_age = 25
total_price = 199.99
file_path = "/home/user/data.txt"
is_active = True
max_speed = 120
names_list = ["Alice", "Bob", "Charlie"]

Examples of Poor Variable Names

a = 25
tp = 199.99
fp = "/home/user/data.txt"
flag = True
x = 120
lst = ["Alice", "Bob", "Charlie"]

Additional Tips