How to use _get_key_unless_is_function method in autotest

Best Python code snippet using autotest_python

models.py

Source:models.py

2from django.utils import datastructures3from autotest_lib.frontend.afe import model_logic, readonly_connection4class TempManager(model_logic.ExtendedManager):5    _GROUP_COUNT_NAME = 'group_count'6    def _get_key_unless_is_function(self, field):7        if '(' in field:8            return field9        return self.get_key_on_this_table(field)10    def _get_field_names(self, fields, extra_select_fields={}):11        field_names = []12        for field in fields:13            if field in extra_select_fields:14                field_names.append(field)15            else:16                field_names.append(self._get_key_unless_is_function(field))17        return field_names18    def _get_group_query_sql(self, query, group_by, extra_select_fields):19        group_fields = self._get_field_names(group_by, extra_select_fields)20        select_fields = [field for field in group_fields21                         if field not in extra_select_fields]22        for field_name, field_sql in extra_select_fields.iteritems():23            field_sql = self._get_key_unless_is_function(field_sql)24            select_fields.append(field_sql + ' AS ' + field_name)25            # add the extra fields to the query selects, so they'll be sortable26            # and Django won't mess with any of them27            query._select[field_name] = field_sql28        _, where, params = query._get_sql_clause()29        # insert GROUP BY clause into query30        group_by_clause = ' GROUP BY ' + ', '.join(group_fields)31        group_by_position = where.rfind('ORDER BY')32        if group_by_position == -1:33            group_by_position = len(where)34        where = (where[:group_by_position] +35                 group_by_clause + ' ' +36                 where[group_by_position:])37        return ('SELECT ' + ', '.join(select_fields) + where), params...

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