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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def getUsersEnterpriseGroups(self, username, searchFilter, maxCount=100):
 """ This operation lists the groups assigned to a user account in the configured enterprise group store. You can use the filter parameter to narrow down the search results. Inputs: username - name of the user to find searchFilter - helps narrow down results maxCount - maximum number of results to return """

        params = {
            "f" : "json",
            "username" : username,
            "filter" : searchFilter,
            "maxCount" : maxCount
        }
        url = self._url + "/Groups/getEnterpriseGroupsForUser"
        return self._get(url=url,
                         param_dict=params,
                         proxy_url=self._proxy_url,
                         proxy_port=self._proxy_port)