(n)
return verifyCol
Helper method for defining parse actions that require matching at a specific
    column in the input text.
Helper method for defining parse actions that require matching at a specific
    column in the input text.
Helper method for defining parse actions that require matching at a specific column in the input text .
def matchOnlyAtCol(n):
    """
    Helper method for defining parse actions that require matching at a specific
    column in the input text.
    """
    def verifyCol(strg,locn,toks):
        if col(locn,strg) != n:
            raise ParseException(strg,locn,"matched token not at column %d" % n)
    return verifyCol
def matchOnlyAtCol ( n ) : def verifyCol ( strg , locn , toks ) : if col ( locn , strg ) != n : raise ParseException ( strg , locn , "matched token not at column %d" % n ) return verifyCol