(self, text, grouptype, leftassoc=True)
:param text: the text of the operator in the query string.
        :param grouptype: the type of group to create in place of the operator
            and the node(s) it operates on.
        :param leftassoc: for infix opeators, whether the operator is left
            associative. use ``leftassoc=False`` for right-associative infix
            operators.
:param text: the text of the operator in the query string.
        :param grouptype: the type of group to create in place of the operator
            and the node(s) it operates on.
        :param leftassoc: for infix opeators, whether the operator is left
            associative. use ``leftassoc=False`` for right-associative infix
            operators.
: param text : the text of the operator in the query string . : param grouptype : the type of group to create in place of the operator and the node ( s ) it operates on . : param leftassoc : for infix opeators whether the operator is left associative . use leftassoc = False for right - associative infix operators .
def __init__(self, text, grouptype, leftassoc=True):
        """
        :param text: the text of the operator in the query string.
        :param grouptype: the type of group to create in place of the operator
            and the node(s) it operates on.
        :param leftassoc: for infix opeators, whether the operator is left
            associative. use ``leftassoc=False`` for right-associative infix
            operators.
        """

        self.text = text
        self.grouptype = grouptype
        self.leftassoc = leftassoc
def __init__ ( self , text , grouptype , leftassoc = True ) : self . text = text self . grouptype = grouptype self . leftassoc = leftassoc