Source Code Encoding

By default, Python source files are treated as encoded in UTF-8. In that

encoding, characters of most languages in the world can be used simultaneously

in string literals, identifiers and comments --- although the standard library

only uses ASCII characters for identifiers, a convention that any portable code

should follow. To display all these characters properly, your editor must

recognize that the file is UTF-8, and it must use a font that supports all the

characters in the file.

By default, Python source files are treated as encoded in ASCII.

To declare an encoding other than the default one, a special comment line

should be added as the *first* line of the file. The syntax is as follows::