Move db to own package

mautrix_telegram/db/__init__.py

@@ -0,0 +1,34 @@
+# -*- coding: future_fstrings -*-
+# mautrix-telegram - A Matrix-Telegram puppeting bridge
+# Copyright (C) 2018 Tulir Asokan
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+from .base import Base
+from .bot_chat import BotChat
+from .message import Message
+from .portal import Portal
+from .puppet import Puppet
+from .room_state import RoomState
+from .telegram_file import TelegramFile
+from .user import User, UserPortal, Contact
+from .user_profile import UserProfile
+
+
+def init(db_session, db_engine) -> None:
+    BotChat.query = db_session.query_property()
+    for table in (Portal, Message, User, Contact, UserPortal, Puppet, TelegramFile, UserProfile,
+                  RoomState):
+        table.db = db_engine
+        table.t = table.__table__
+        table.c = table.t.c