[UPD] Added LibraryController

app/api/actions/create_engine.py

@@ -0,0 +1,18 @@
+from ...db.config.config import get_engine_configuration
+from sqlalchemy import create_engine as sqlalchemy_create_engine
+from functools import cache
+from sqlalchemy.orm import sessionmaker
+
+
+import logging
+logger = logging.getLogger(__name__)
+
+@cache
+def create_engine(*, engine_string=None, echo=None):
+    logger.debug(f"create_engine {engine_string}")
+    if engine_string is None:
+        engine_string, echo = get_engine_configuration()
+    engine = sqlalchemy_create_engine(engine_string, echo=echo=="true", future=True) # TODO
+    Session = sessionmaker(engine)
+    session = Session()
+    return engine, session