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How to use get_from_clause method in autotest

Best Python code snippet using autotest_python

patches.py

Source:patches.py

...17    GetFromClauseClass = Query18# Backup django methods19dj_clone = Query.clone20dj_get_from_clause = GetFromClauseClass.get_from_clause21def MP_get_from_clause(self):22    """ Add custom_joins rules built by a QOuterJoins instance23    to result from django get_from_clause method """24    result, params = dj_get_from_clause(self) # django25    return (result + get_custom_joins(self), params)26def MP_clone(self, *args, **kwargs):27    """ Also clone custom_joins attribute (if any) when cloning a28    query object """29    query = dj_clone(self, *args, **kwargs) # django30    if hasattr(self, 'custom_joins'):31        query.custom_joins = self.custom_joins[:]32    return query33# Patch django34Query.clone = MP_clone...

compiler.py

Source:compiler.py

1from django.db.models.sql import compiler2from autotest_lib.frontend.afe.model_logic import _quote_name3class SQLCompiler(compiler.SQLCompiler):4    def get_from_clause(self):5        from_, params = super(SQLCompiler, self).get_from_clause()6        if hasattr(self.query, "_custom_joins"):7            for join_dict in self.query._custom_joins:8                from_.append('%s %s AS %s ON (%s)'9                             % (join_dict['join_type'],10                                _quote_name(join_dict['table']),11                                _quote_name(join_dict['alias']),12                                join_dict['condition']))13                params.extend(join_dict['condition_values'])14        return from_, params15class SQLInsertCompiler(compiler.SQLInsertCompiler, SQLCompiler):16    pass17class SQLDeleteCompiler(compiler.SQLDeleteCompiler, SQLCompiler):18    pass19class SQLUpdateCompiler(compiler.SQLUpdateCompiler, SQLCompiler):...

startup.py

Source:startup.py

1from django.db.backends.mysql import compiler2class PatchedSQLCompiler(compiler.SQLCompiler):3    def get_from_clause(self):4        result, params = super(PatchedSQLCompiler, self).get_from_clause()5        if getattr(self.query, 'force_index', False):6            result[0] += ' FORCE INDEX({})'.format(7                self.connection.ops.quote_name(self.query.force_index))8        return result, params...

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