import ply.lex as lex import ply.yacc as yacc import sys from myLexer import * # create object MY LEXER myLex = MyLexer() # reading INPUT FILE myFile = open(sys.argv[1]) lexer = myLex.lexer with myFile as fp: for line in fp: try: lexer.input(line) for token in lexer: pass except EOFError: break