(t)
return t
r'[\$]?[0-9]*[a-zA-Z_][a-zA-Z_0-9]*
r'[\$]?[0-9]*[a-zA-Z_][a-zA-Z_0-9]*
r [ \ $ ] ? [ 0 - 9 ] * [ a - zA - Z_ ] [ a - zA - Z_0 - 9 ] *
def t_ID(t):
    r'[\$]?[0-9]*[a-zA-Z_][a-zA-Z_0-9]*'
    t.type = reserved.get(t.value,'ID')
    return t
def t_ID ( t ) : t . type = reserved . get ( t . value , 'ID' ) return t