format

backend/apps/webui/internal/wrappers.py

@@ -4,6 +4,7 @@ from peewee import PostgresqlDatabase, InterfaceError as PeeWeeInterfaceError
 
 import logging
 from playhouse.db_url import connect, parse
+from playhouse.shortcuts import ReconnectMixin
 
 from config import SRC_LOG_LEVELS
 
@@ -13,6 +14,7 @@ log.setLevel(SRC_LOG_LEVELS["DB"])
 db_state_default = {"closed": None, "conn": None, "ctx": None, "transactions": None}
 db_state = ContextVar("db_state", default=db_state_default.copy())
 
+
 class PeeweeConnectionState(object):
     def __init__(self, **kwargs):
         super().__setattr__("_state", db_state)
@@ -25,18 +27,21 @@ class PeeweeConnectionState(object):
         value = self._state.get()[name]
         return value
 
+
 class CustomReconnectMixin(ReconnectMixin):
     reconnect_errors = (
         # psycopg2
-        (OperationalError, 'termin'),
-        (InterfaceError, 'closed'),
+        (OperationalError, "termin"),
+        (InterfaceError, "closed"),
         # peewee
-        (PeeWeeInterfaceError, 'closed'),
+        (PeeWeeInterfaceError, "closed"),
     )
 
+
 class ReconnectingPostgresqlDatabase(CustomReconnectMixin, PostgresqlDatabase):
     pass
 
+
 def register_connection(db_url):
     db = connect(db_url)
     if isinstance(db, PostgresqlDatabase):
@@ -44,8 +49,18 @@ def register_connection(db_url):
         db.autoconnect = True
         db.reuse_if_open = True
         log.info("Connected to PostgreSQL database")
+
+        # Get the connection details
         connection = parse(db_url)
-        db = ReconnectingPostgresqlDatabase(connection['database'], user=connection['user'], password=connection['password'],host=connection['host'], port=connection['port'])
+
+        # Use our custom database class that supports reconnection
+        db = ReconnectingPostgresqlDatabase(
+            connection["database"],
+            user=connection["user"],
+            password=connection["password"],
+            host=connection["host"],
+            port=connection["port"],
+        )
         db.connect(reuse_if_open=True)
     elif isinstance(db, SqliteDatabase):
         # Enable autoconnect for SQLite databases, managed by Peewee
@@ -53,5 +68,5 @@ def register_connection(db_url):
         db.reuse_if_open = True
         log.info("Connected to SQLite database")
     else:
-        raise ValueError('Unsupported database connection')
-    return db
+        raise ValueError("Unsupported database connection")
+    return db
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