def __and__(self, other ):
if isinstance( other, basestring ):<EOL><INDENT>other = ParserElement._literalStringClass( other )<EOL><DEDENT>if not isinstance( other, ParserElement ):<EOL><INDENT>warnings.warn("<STR_LIT>" % type(other),<EOL>SyntaxWarning, stacklevel=<NUM_LIT:2>)<EOL>return None<EOL><DEDENT>return Each( [ self, other ] )<EOL>
Implementation of & operator - returns :class:`Each`