Dockerfile 错误与“RUN pip install -r requirements.txt”

问题描述

构建 python-flask webapp docker 镜像时。 “pip install -r requirements.txt”命令出现错误

RUN pip install -r requirements.txt
 ---> Running in 40b23f91d616
Processing /tmp/build/80754af9/bidict_1607541094382/work
ERROR: Could not install packages due to an OSError: [Errno 2] No such file or directory: '/tmp/build/80754af9/bidict_1607541094382/work'

The command '/bin/sh -c pip install -r requirements.txt' returned a non-zero code: 1

Dockerfile 的源代码可在 github 配置文件中获得,其链接https://github.com/OCTO01032020-araju/Travel-WebApp-Flask.git

我的 Dockerfile:

FROM python:alpine3.7 
copY . /app
workdir /app
ADD requirements.txt /app/
RUN pip install --upgrade pip
RUN pip install -r requirements.txt 
EXPOSE 5001 
ENTRYPOINT [ "python" ] 
CMD [ "app.py" ] 

解决方法

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