如何在Python上用“pip”安装psycopg2？
我正在使用virtualenv，我需要安装“psycopg2”。
我做了以下事情：
pip install http://pypi.python.org/packages/source/p/psycopg2/psycopg2-2.4.tar.gz#md5=24f4368e2cfdc1a2b03282ddda814160
我有以下消息：
Downloading/unpacking http://pypi.python.org/packages/source/p/psycopg2/psycopg2-2.4.tar.gz#md5=24f4368e2cfdc1a2b03282ddda814160 Downloading psycopg2-2.4.tar.gz (607Kb): 607Kb downloaded Running setup.py egg_info for package from http://pypi.python.org/packages/sou rce/p/psycopg2/psycopg2-2.4.tar.gz#md5=24f4368e2cfdc1a2b03282ddda814160 Error: pg_config executable not found. Please add the directory containing pg_config to the PATH or specify the full executable path with the option: python setup.py build_ext --pg-config /path/to/pg_config build ... or with the pg_config option in 'setup.cfg'. 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 foundError: pg_config executable not found.Please add the directory containing pg_config to the PATHor specify the full executable path with the option: python setup.py build_ext --pg-config /path/to/pg_config build ...or with the pg_config option in 'setup.cfg'.----------------------------------------Command python setup.py egg_info failed with error code 1Storing complete log in C:\Documents and Settings\anlopes\Application Data\pip\p ip.log
我的问题，我只需要这样做以使psycopg2工作？
python setup.py build_ext --pg-config /path/to/pg_config build ...
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