result of the function literals called with an argument string "/= /" and next as a string 'reg', to the both_before, appended both_after to the previous result, for 'div' and appended list with an element instance of a class Tok, created with 3 arguments: string "regex", raw string '/([^*\\/[]|\\.|\[( [^\]\\]| \\.)*\])( [^\\/[]| \\.| \[( [^\]\\]| \\.)*\])*/[a-zA-Z0-9]*', and next as a string 'div', to the both_before, appended both_after to the previous result for 'div'. define the method __init__ with an argument self.
def __init__ ( self ) :