def __init__(self,
app=None,
use_native_unicode=True,
session_options=None,
metadata=None,
query_class=flask_sqlalchemy.BaseQuery,
model_class=flask_sqlalchemy.Model):
self.use_native_unicode = use_native_unicode
self.Query = query_class
self.session = self.create_scoped_session(session_options)
self.Model = self.make_declarative_base(model_class, metadata)
self._engine_lock = flask_sqlalchemy.Lock()
self.app = app
flask_sqlalchemy._include_sqlalchemy(self, query_class)
self.external_bases = []
if app is not None:
self.init_app(app)
def __init__(self,
app=None,
use_native_unicode=True,
session_options=None,
metadata=None,
query_class=ShardedQuery,
model_class=Model,
engine_options=None):
self.use_native_unicode = use_native_unicode
self.Query = query_class
self.Model = self.make_declarative_base(model_class, metadata)
self._engine_lock = Lock()
self.app = app
self._engine_options = engine_options or {}
_include_sqlalchemy(self, query_class)
if app is not None:
self.init_app(app)
self.session = self.create_scoped_session(session_options)