Python Identifiers and Keywords

Identifiers

Some of the symbols and names and identifiers that developers customize in the program are defined by themselves, such as variable names, function names, etc.

　　

Rules for identifiers

Identifiers consist of letters, underscores, and numbers, and numbers do not start

Note:identifiers in Python are case-sensitive

　　Naming rules

Hump naming method: Stuname, Stuname

　　

Key words

• • What is a keyword

    Python some identifiers with special functions, this is called the keyword

    Keyword is used by Python, so developers are not allowed to define their own identifiers with the same name as the keyword

  • View Keywords:

          and     as      assert     break     class      continue    def     del      elif    else    except     exec      finally    for         from    global      if      in      import     is        lambda     not         or      pass      print   raise   return     try       while      with        yield

Python Identifiers and Keywords