ImportError Postgresql

[Warglaive]

OS: Windows 10
Python: 3.11
databases version: 0.8.0
database backend: postgresql
database driver: asyncpg

Issue stacktrace:
`D:\project-management-service\API\env\Scripts\python.exe -m uvicorn main:app --reload
INFO: Will watch for changes in these directories: ['D:\project-management-service\API']
INFO: Uvicorn running on http://127.0.0.1:8000 (Press CTRL+C to quit)
INFO: Started reloader process [17016] using StatReload
D:\project-management-service\API\env\Lib\site-packages\pydantic_internal_config.py:317: UserWarning: Valid config keys have changed in V2:

• 'orm_mode' has been renamed to 'from_attributes'
  warnings.warn(message, UserWarning)
  Process SpawnProcess-1:
  Traceback (most recent call last):
  File "D:\Program Files\Python311\Lib\multiprocessing\process.py", line 314, in _bootstrap
  self.run()
  File "D:\Program Files\Python311\Lib\multiprocessing\process.py", line 108, in run
  self._target(*self._args, **self._kwargs)
  File "D:\project-management-service\API\env\Lib\site-packages\uvicorn_subprocess.py", line 76, in subprocess_started
  target(sockets=sockets)
  File "D:\project-management-service\API\env\Lib\site-packages\uvicorn\server.py", line 61, in run
  return asyncio.run(self.serve(sockets=sockets))
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\Program Files\Python311\Lib\asyncio\runners.py", line 190, in run
  return runner.run(main)
  ^^^^^^^^^^^^^^^^
  File "D:\Program Files\Python311\Lib\asyncio\runners.py", line 118, in run
  return self.loop.run_until_complete(task)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\Program Files\Python311\Lib\asyncio\base_events.py", line 653, in run_until_complete
  return future.result()
  ^^^^^^^^^^^^^^^
  File "D:\project-management-service\API\env\Lib\site-packages\uvicorn\server.py", line 68, in serve
  config.load()
  File "D:\project-management-service\API\env\Lib\site-packages\uvicorn\config.py", line 467, in load
  self.loaded_app = import_from_string(self.app)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\project-management-service\API\env\Lib\site-packages\uvicorn\importer.py", line 21, in import_from_string
  module = importlib.import_module(module_str)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\Program Files\Python311\Lib\importlib_init.py", line 126, in import_module
  return _bootstrap._gcd_import(name[level:], package, level)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "", line 1204, in _gcd_import
  File "", line 1176, in _find_and_load
  File "", line 1147, in _find_and_load_unlocked
  File "", line 690, in _load_unlocked
  File "", line 940, in exec_module
  File "", line 241, in call_with_frames_removed
  File "D:\project-management-service\API\main.py", line 5, in
  from config.config import Config
  File "D:\project-management-service\API\config\config.py", line 31, in
  database_session = db_session.DBSession()
  ^^^^^^^^^^^^^^^^^^^^^^
  File "D:\project-management-service\API\config\db_session.py", line 19, in init
  self.async_database = databases.Database(DATABASE_URL)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\project-management-service\API\env\Lib\site-packages\databases\core.py", line 66, in init
  backend_cls = import_from_string(backend_str)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\project-management-service\API\env\Lib\site-packages\databases\importer.py", line 21, in import_from_string
  raise exc from None
  File "D:\project-management-service\API\env\Lib\site-packages\databases\importer.py", line 18, in import_from_string
  module = importlib.import_module(module_str)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\Program Files\Python311\Lib\importlib_init.py", line 126, in import_module
  return _bootstrap.gcd_import(name[level:], package, level)
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "D:\project-management-service\API\env\Lib\site-packages\databases\backends\postgres.py", line 6, in
  from sqlalchemy.dialects.postgresql import pypostgresql
  ImportError: cannot import name 'pypostgresql' from 'sqlalchemy.dialects.postgresql' (D:\project-management-service\API\env\Lib\site-packages\sqlalchemy\dialects\postgresql_init.py)`

Please correct me if I did not report he issue properly.

[Warglaive]

The problem has a very simple solution.
Go to: site-packages\databases\backends\postgres.py
and Replace from sqlalchemy.dialects.postgresql import pypostgresql
with
from sqlalchemy.dialects import postgresql as pypostgresql