Dockerfile RUN pip install psycopg2 Error: pg_config executable not found.

Error: pg_config executable not found.

Dockerfile在python:alpine镜像中执行 pip install psycopg2 安装 psycopg2 模块时出错

错误信息

ERROR: Command errored out with exit status 1:
     command: /usr/local/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-eyg4db0a/psycopg2/setup.py'"'"'; __file__='"'"'/tmp/pip-install-eyg4db0a/psycopg2/setup.py'"'"';f=getattr(tokenize, '