安装

pip install -r requirements.txt 

提示错误

Collecting psycopg2==2.6 (from -r requirements.txt (line 3))
  Downloading psycopg2-2.6.tar.gz (367kB)
    100% |################################| 368kB 1.7MB/s 
    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: 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'.
    
    ----------------------------------------
<span style="color:#FF0000;">Command "python setup.py egg_info" Failed with error code 1 in /tmp/pip-build-UvIMpN/psycopg2/</span>

解决方法：http://stackoverflow.com/questions/11618898/pg-config-executable-not-found

apt-get install libpq-dev python-dev

_mssql.c:314:22: fatal error: sqlfront.h: No such file or directory
   #include "sqlfront.h"
                        ^
  compilation terminated.
  error: command 'x86_64-linux-gnu-gcc' Failed with exit status 1
  
  ----------------------------------------
 <span style="color:#FF0000;"> Failed building wheel for pymssql</span>
  Running setup.py clean for pymssql

解决方法：

apt-get install freetds-dev

Modules/errors.h:8:18: fatal error: lber.h: No such file or directory
   #include "lber.h"
                    ^
  compilation terminated.
  error: command 'x86_64-linux-gnu-gcc' Failed with exit status 1
  
  ----------------------------------------
  <span style="color:#CC0000;">Failed building wheel for python-ldap</span>
  Running setup.py clean for python-ldap

解决方法：

apt-get install libldap2-dev