Keywords and Identifiers in Python
Keywords and Identifiers Keywords Keywords are the reserved words in Python. They convey a special meaning to the compiler. Keywords are reserved for special purpose so We cannot use a keyword as a variable name , function name or any other identifier. Identifiers Identifiers are the names used to identify things in your code. An identifier is a user-defined name to represent a variable, a function, a class, a module, or any other object. Any word that has not been commented out, delimited by quotation marks, or escaped in some other way is treated as an identifier by Python . Rules for writing identifiers 1. A Python identifier can be a combination of uppercase/lowercase letters, digits, or an underscore. The following characters are valid: Lowercase letters (a to z) Uppercase letters (A to Z) Digits (0 to 9) Underscore (_) For example, Name1,first_name,LASTNAME,_NAME Are valid identifiers. But following are not valid i...