def t_HEX_STRING(self, t):
        r'\'[0-9a-fA-F]*\'[hH]'
        value = t.value[1:-2]
        while value and value[0] == '0' and len(value) % 2:
            value = value[1:]
        # XXX raise in strict mode
        #    if len(value) % 2:
        #      raise error.PySmiLexerError("Number of symbols have to be even in hex string %s" % t.value, lineno=t.lineno)
        return t
def t_HEX_STRING(self, t):
        r'\'[0-9a-fA-F]*\'[hH]'
        value = t.value[1:-2]
        while value and value[0] == '0' and len(value) % 2:
            value = value[1:]
        
        
        
        return t
def t_HEX_STRING ( self , t ) : value = t . value [ 1 : - 2 ] while value and value [ 0 ] == '0' and len ( value ) % 2 : value = value [ 1 : ] # XXX raise in strict mode #    if len(value) % 2: #      raise error.PySmiLexerError("Number of symbols have to be even in hex string %s" % t.value, lineno=t.lineno) return t
r'\'[0-9a-fA-F]*\'[hH]
r \ [ 0 - 9a - fA - F ] * \ [ hH ]