chmod: changing permissions of `/usr/local/bin/...

python@ubuntu118:~/Django-1.4.1$ python setup.py install

running install

running build

running build_py

running build_scripts

running install_lib

running install_scripts

changing mode of /usr/local/bin/django-admin.py to 755

error: /usr/local/bin/django-admin.py: Operation not permitted

python@ubuntu118:~/Django-1.4.1$ chmod 755 /usr/local/bin/django-admin.py 

chmod: changing permissions of `/usr/local/bin/django-admin.py': Operation not permitted

python@ubuntu118:~/Django-1.4.1$ sudo chmod 755 /usr/local/bin/django-admin.py 

切换到root用户找到该文件直接删除，在安装django1.4版本前要删除django1.3版本的所有信息，否则安装后还是1.3版本的。具体如下：

python@ubuntu118:~/Django-1.4.1$ su

Password: 

root@ubuntu118:/home/python/Django-1.4.1# cd /usr/local/bin

root@ubuntu118:/usr/local/bin# ll

total 12

drwxr-xr-x  2 hadoop hadoop 4096 Sep 26 16:32 ./

drwxr-xr-x 10 hadoop hadoop 4096 Aug 14 20:12 ../

-rwxr-xr-x  1 root   root    124 Sep 26 16:32 django-admin.py*

root@ubuntu118:/usr/local/bin# rm django-admin.py 

root@ubuntu118:/usr/local/bin# ll

total 8

drwxr-xr-x  2 hadoop hadoop 4096 Sep 27 10:30 ./

drwxr-xr-x 10 hadoop hadoop 4096 Aug 14 20:12 ../