Set up a Virtual Environment with Pipenv

pip install --user pipenv

export PATH="$PATH:/Users/your-user-name/Library/Python/3.9/bin"

or

py -m pip install pipenv

Install package

pipenv install fastapi

pipenv install "uvicorn[standard]"

pipenv install pydantic

pipenv install sqlalchemy

Run server

pipenv run uvicorn main:app --reload