django 发表文章提示 UnicodeEncodeError

locale信息

LANG=en_US.UTF-8
LANGUAGE=
LC_CTYPE="en_US.UTF-8"
LC_NUMERIC="en_US.UTF-8"
LC_TIME="en_US.UTF-8"
LC_COLLATE="en_US.UTF-8"
LC_MONETARY="en_US.UTF-8"
LC_MESSAGES="en_US.UTF-8"
LC_PAPER="en_US.UTF-8"
LC_NAME="en_US.UTF-8"
LC_ADDRESS="en_US.UTF-8"
LC_TELEPHONE="en_US.UTF-8"
LC_MEASUREMENT="en_US.UTF-8"
LC_IDENTIFICATION="en_US.UTF-8"
LC_ALL=en_US.UTF-8

getfilesystemencoding

In [2]: sys.getfilesystemencoding()
Out[2]: 'UTF-8'

apache

Server version: Apache/2.4.7 (Ubuntu)
Server built: Jan 14 2016 17:45:23

models

'''
from django.db import models
from django.utils import timezone
from django.contrib.auth.models import User

Create your models here.
class Post(models.Model):

author = models.ForeignKey(User)
title = models.CharField(max_length=200)
text = models.TextField()
created_date = models.DateTimeField(default=timezone.now)
published_date = models.DateTimeField(blank=True,null=True)    

def publish(self):
    self.published_date = timezone.now()
    self.save()

def __str__(self):
    return self.title    

'''

错误提示

'''
UnicodeEncodeError at /admin/blog/post/2/change/
'ascii' codec can't encode characters in position 0-3: ordinal not in range(128)
Request Method: POST
Request URL: http://www.liaoixue.com/admin/blog/post/2/change/
Django Version: 1.9.7
Exception Type: UnicodeEncodeError
Exception Value:
'ascii' codec can't encode characters in position 0-3: ordinal not in range(128)
Exception Location: /home/ubuntu/simpleblog/env3.4/lib/python3.4/site-packages/django/utils/encoding.py in force_text, line 80
Python Executable: /usr/bin/python
Python Version: 2.7.6
Python Path:
['/home/ubuntu/simpleblog/mysite',
'/home/ubuntu/simpleblog/env3.4/lib/python3.4/site-packages',
'/usr/lib/python2.7',
'/usr/lib/python2.7/plat-x86_64-linux-gnu',
'/usr/lib/python2.7/lib-tk',
'/usr/lib/python2.7/lib-old',
'/usr/lib/python2.7/lib-dynload',
'/usr/local/lib/python2.7/dist-packages',
'/usr/lib/python2.7/dist-packages',
'/usr/lib/python2.7/dist-packages/gtk-2.0']
Server time: 星期四, 23 六月 2016 09:24:42 +0800
Unicode error hint
The string that could not be encoded/decoded was: 中文标题
'''

日志

Traceback: http://dpaste.com/0TER50K.txt

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日志中显示： Python Version: 2.7.6

换成 python 3来启动