pip 安装 psycopg2 遇到的Command "python setup.py egg_info" failed

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错误对象：Command “python setup.py egg_info” failed with error code 1 in /tmp/pip-build-HctHLr/psycopg2/

Collecting psycopg2==2.6.2 (from -r requirements/common.txt (line 34))  Using cached psycopg2-2.6.2.tar.gz    Complete output from command python setup.py egg_info:    running egg_info    creating pip-egg-info/psycopg2.egg-info    writing pip-egg-info/psycopg2.egg-info/PKG-INFO    writing top-level names to pip-egg-info/psycopg2.egg-info/top_level.txt    writing dependency_links to pip-egg-info/psycopg2.egg-info/dependency_links.txt    writing manifest file 'pip-egg-info/psycopg2.egg-info/SOURCES.txt'    warning: manifest_maker: standard file '-c' not found    Error: You need to install postgresql-server-dev-X.Y for building a server-side extension or libpq-dev for building a client-side application.    ----------------------------------------Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-HctHLr/psycopg2/

错误处理：

1)安装libpq-dev

sudo apt-get install libpq-dev python-dev

2)pip install psycopg2

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