Robotics & Artificial Intelligence
In Python, a variable is used to store data that can change during program execution. Variables have certain rules for naming, including starting with a letter or an underscore and being case-sensitive.
What are the rules for naming variables in Python?
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Answer
The rules for naming variables in Python are as follows:
- A variable name must start with a letter (a–z or A–Z) or an underscore (_).
- It cannot start with a digit.
- A variable name can contain letters, digits, and underscores only.
- Special characters such as
@,#,$,%, etc., are not allowed. - Variable names are case-sensitive.
- Keywords reserved by Python cannot be used as variable names.
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