如果我使用 manage.py runserver，那么一切都运行得很好但是我使用 apache+mod_wsgi 部署的那一刻我得到了

ImportError: datetime initialization failed.

环境细节

CentOS 6
    Apache/2.4.6 
    Python 3.5.1 on virtualenv
    postgresql-libs-8.4.20-4.el6_7.x86_64

Python模块

Django==1.9.1
mod-wsgi==4.4.22
mod-wsgi-httpd==2.4.12.6
psycopg2==2.6.1
wheel==0.26.0

错误日志

[wsgi:warn] [pid 7826] mod_wsgi: Compiled for Python/3.5.1.
[wsgi:warn] [pid 7826] mod_wsgi: Runtime using Python/3.5.0.

虚拟主机日志

Loading WSGI script '/home/mkt/src/market/wsgi.py'.
    [wsgi:error] [pid 7828] mod_wsgi (pid=7828): Target WSGI script '/home/mkt/src/market/wsgi.py' cannot be loaded as Python module.
    [wsgi:error] [pid 7828] mod_wsgi (pid=7828): Exception occurred processing WSGI script '/home/mkt/src/market/wsgi.py'.
    [wsgi:error] [pid 7828] Traceback (most recent call last):
    [wsgi:error] [pid 7828]   File "/home/mkt/mktve/lib/python3.5/site-packages/django/db/backends/postgresql/base.py", line 20, in 
    [wsgi:error] [pid 7828]     import psycopg2 as Database
    [wsgi:error] [pid 7828]   File "/home/mkt/mktve/lib/python3.5/site-packages/psycopg2/__init__.py", line 50, in 
    [wsgi:error] [pid 7828]     from psycopg2._psycopg import BINARY, NUMBER, STRING, DATETIME, ROWID
    [wsgi:error] [pid 7828] ImportError: datetime initialization failed
    [wsgi:error] [pid 7828]

Apache Config Alias /static /home/mkt/src/market/static WSGIScriptAlias / /home/mkt/src/market/wsgi.py WSGIDaemonProcess mysite.com python-path=/home/mkt/src:/home/mkt/mktve/lib/python3.5/site-packages user=myuser group=myuser WSGIProcessGroup mysite.com
<Directory /home/mkt/src/market/static> Require all granted #Allow from All </Directory> <Directory /home/mkt/src/market> <Files wsgi.py> Require all granted #Satisfy Any #Allow from All </Files> </Directory> LogLevel info
``

LDD

linux-vdso.so.1 =>  (0x00007ffc7bd42000)
libpython3.5m.so.1.0 => /usr/lib/libpython3.5m.so.1.0 (0x00007f2e42451000)
libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f2e42234000)
libdl.so.2 => /lib64/libdl.so.2 (0x00007f2e4202f000)
libutil.so.1 => /lib64/libutil.so.1 (0x00007f2e41e2c000)
librt.so.1 => /lib64/librt.so.1 (0x00007f2e41c24000)
libm.so.6 => /lib64/libm.so.6 (0x00007f2e4199f000)
libc.so.6 => /lib64/libc.so.6 (0x00007f2e4160b000)
/lib64/ld-linux-x86-64.so.2 (0x00007f2e42b83000)

注意：我猜测问题是 psycopg2+mod_wsgi ，因为运行 sqlite 的同一服务器上的另一个虚拟主机工作正常 .

python django apache mod-wsgi psycopg2