Created
January 31, 2014 23:32
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SQLAlchemy monkeypatch
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| class _PatchedEngineConnector(_EngineConnector): | |
| def get_engine(self): | |
| with self._lock: | |
| uri = self.get_uri() | |
| echo = self._app.config['SQLALCHEMY_ECHO'] | |
| encoding = self._app.config.get('SQLALCHEMY_ENCODING') | |
| if (uri, echo) == self._connected_for: | |
| return self._engine | |
| info = make_url(uri) | |
| options = {'convert_unicode': True} | |
| self._sa.apply_pool_defaults(self._app, options) | |
| self._sa.apply_driver_hacks(self._app, info, options) | |
| if echo: | |
| options['echo'] = True | |
| if encoding: | |
| options['encoding'] = encoding | |
| self._engine = rv = sqlalchemy.create_engine(info, **options) | |
| if _record_queries(self._app): | |
| _EngineDebuggingSignalEvents(self._engine, | |
| self._app.import_name).register() | |
| self._connected_for = (uri, echo) | |
| return rv |
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