diff options
Diffstat (limited to 'lib/sqlalchemy/engine')
| -rw-r--r-- | lib/sqlalchemy/engine/default.py | 8 | ||||
| -rw-r--r-- | lib/sqlalchemy/engine/interfaces.py | 29 |
2 files changed, 37 insertions, 0 deletions
diff --git a/lib/sqlalchemy/engine/default.py b/lib/sqlalchemy/engine/default.py index 28a59e660..8775a8813 100644 --- a/lib/sqlalchemy/engine/default.py +++ b/lib/sqlalchemy/engine/default.py @@ -293,6 +293,14 @@ class DefaultDialect(interfaces.Dialect): def get_pool_class(cls, url): return getattr(cls, "poolclass", pool.QueuePool) + @classmethod + def load_provisioning(cls): + package = ".".join(cls.__module__.split(".")[0:-1]) + try: + __import__(package + ".provision") + except ImportError: + pass + def initialize(self, connection): try: self.server_version_info = self._get_server_version_info( diff --git a/lib/sqlalchemy/engine/interfaces.py b/lib/sqlalchemy/engine/interfaces.py index 04e572c2d..84def853f 100644 --- a/lib/sqlalchemy/engine/interfaces.py +++ b/lib/sqlalchemy/engine/interfaces.py @@ -866,6 +866,35 @@ class Dialect(object): return cls @classmethod + def load_provisioning(cls): + """set up the provision.py module for this dialect. + + For dialects that include a provision.py module that sets up + provisioning followers, this method should initiate that process. + + A typical implementation would be:: + + @classmethod + def load_provisioning(cls): + __import__("mydialect.provision") + + The default method assumes a module named ``provision.py`` inside + the owning package of the current dialect, based on the ``__module__`` + attribute:: + + @classmethod + def load_provisioning(cls): + package = ".".join(cls.__module__.split(".")[0:-1]) + try: + __import__(package + ".provision") + except ImportError: + pass + + .. versionadded:: 1.3.14 + + """ + + @classmethod def engine_created(cls, engine): """A convenience hook called before returning the final :class:`.Engine`. |