FROM python:3.8 WORKDIR /app COPY requirements.txt / RUN pip install --requirement /requirements.txt COPY ./app /app EXPOSE 8000 CMD ["uvicorn", "app.main:app", "--host=0.0.0.0" , "--reload" , "--port", "8000"]
when i used
docker-compose up -d
ModuleNotFoundError: No module named ‘app’
the folders in Fastapi framework:
fastapi
app
-main.py
-
language_detector.py
Dockerfile
docker-compose
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Answer
CMD ["uvicorn", "main:app", "--host=0.0.0.0" , "--reload" , "--port", "8000"]
Your work directory is /app and the main.py file is already there. So you don’t need to call app.main module. Just call main.py script directly in CMD.