## Expected Behavior I am trying to run the alembic make migrations and expected to succeed ## Actual Behavior exception is raised ## Steps to Reproduce the Problem 1. clone https://github.com/ahmednafies/fastapi_gino.git 2. run `make makemigrations` ```plaintext command `alembic revision --autogenerate` error AttributeError: type object 'AsyncpgDBAPI' has no attribute 'connect' ``` ## Specifications * Python version: 3.8.3 * GINO version: 1.0.1 * Starlette version: 0.13.4