django 一些问题

[root@133 django]# django-admin.py
Could not find platform independent libraries <prefix>
Could not find platform dependent libraries <exec_prefix>
Consider setting $PYTHONHOME to <prefix>[:<exec_prefix>]
ImportError: No module named site

vim /etc/profile
export PYTHONHOME=/opt/amos/python2.7
export PYTHONPATH=$PYTHONHOME:$PYTHONHOME/lib/python2.7:$PYTHONHOME/lib:$PYTHONHOME/lib/python2.7/site-packages
export PATH=$PATH:$PYTHONHOME:$PYTHONPAT

[root@133 django]# django-admin.py startproject mysite
[root@133 django]# cd mysite/
[root@133 mysite]# ll
总用量 8
-rwxr-xr-x 1 root root  249 12月 31 19:38 manage.py
drwxr-xr-x 2 root root 4096 12月 31 19:38 mysite

[root@133 mysite]# python manage.py runserver
Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/core/management/__init__.py", line 338, in execute_from_command_line
utility.execute()
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/core/management/__init__.py", line 312, in execute
django.setup()
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/__init__.py", line 18, in setup
apps.populate(settings.INSTALLED_APPS)
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/apps/registry.py", line 108, in populate
app_config.import_models(all_models)
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/apps/config.py", line 198, in import_models
self.models_module = import_module(models_module_name)
File "/opt/amos/python2.7/lib/python2.7/importlib/__init__.py", line 37, in import_module
__import__(name)
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/contrib/auth/models.py", line 41, in <module>
class Permission(models.Model):
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/db/models/base.py", line 139, in __new__
new_class.add_to_class('_meta', Options(meta, **kwargs))
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/db/models/base.py", line 324, in add_to_class
value.contribute_to_class(cls, name)
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/db/models/options.py", line 250, in contribute_to_class
self.db_table = truncate_name(self.db_table, connection.ops.max_name_length())
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/db/__init__.py", line 36, in __getattr__
return getattr(connections[DEFAULT_DB_ALIAS], item)
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/db/utils.py", line 240, in __getitem__
backend = load_backend(db['ENGINE'])
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/db/utils.py", line 111, in load_backend
return import_module('%s.base' % backend_name)
File "/opt/amos/python2.7/lib/python2.7/importlib/__init__.py", line 37, in import_module
__import__(name)
File "/opt/amos/python2.7/lib/python2.7/site-packages/django/db/backends/sqlite3/base.py", line 36, in <module>
raise ImproperlyConfigured("Error loading either pysqlite2 or sqlite3 modules (tried in that order): %s" % exc)
django.core.exceptions.ImproperlyConfigured: Error loading either pysqlite2 or sqlite3 modules (tried in that order): No module named _sqlite3

[root@133 sqlite3-99.0]# pip install libmysqlclient-dev
Collecting install
/opt/amos/python2.7/lib/python2.7/site-packages/pip/_vendor/requests/packages/urllib3/util/ssl_.py:318: SNIMissingWarning: An HTTPS request has been made, but the SNI (Subject Name Indication) extension to TLS is not available on this platform. This may cause the server to present an incorrect TLS certificate, which can cause validation failures. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.io/en/latest/security.html#snimissingwarning. SNIMissingWarning
/opt/amos/python2.7/lib/python2.7/site-packages/pip/_vendor/requests/packages/urllib3/util/ssl_.py:122: InsecurePlatformWarning: A true SSLContext object is not available. This prevents urllib3 from configuring SSL appropriately and may cause certain SSL connections to fail. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.io/en/latest/security.html#insecureplatformwarning. InsecurePlatformWarning
Could not find a version that satisfies the requirement install (from versions: )
No matching distribution found for install

[root@133 ~]# yum install -y sqlite   sqlite-devel
然后重新编译安装python
wget https://www.python.org/ftp/python/2.7.3/Python-2.7.3.tgz tar -zxvf Python-2.7.3.tgz
./configure --prefix=/opt/amos/lib/python2.7 --with-openssl
make
make install
[root@133  ]# ipython
In [3]: import sqlite3

In [4]:

可能还需要安装的一些包：

需要安装sqlite-deve，pyOpenSSL,ndg-httpsclient

[root@133 ~]# yum install -y python-devel

[root@133 tmp]# pip install pysqlite
[root@133 sqlite3-99.0]# pip install pyopenssl ndg-httpsclient pyasn1
InsecurePlatformWarning
Downloading pyOpenSSL-16.2.0-py2.py3-none-any.whl (43kB)
100% |████████████████████████████████| 51kB 114kB/s
Collecting ndg-httpsclient
Downloading ndg_httpsclient-0.4.2.tar.gz
Building wheels for collected packages: ndg-httpsclient
Running setup.py bdist_wheel for ndg-httpsclient ... done
Stored in directory: /root/.cache/pip/wheels/44/6b/b1/eef816d523c0aa93f350fd2a78d74769e010e2f26623921b76
Successfully built ndg-httpsclient
Installing collected packages: pyopenssl, ndg-httpsclient
Successfully installed ndg-httpsclient-0.4.2 pyopenssl-16.2.0

[root@133 ~]# pip list
pyOpenSSL (0.13.1)
Django (1.4.21)

[root@133 mysite]# python manage.py runserver 112.65.140.133:8000
Validating models...

0 errors found
Django version 1.4.21, using settings 'mysite.settings'
Development server is running at http://112.65.140.133:8000/ Quit the server with CONTROL-C.
[01/Jan/2017 10:14:24] "GET / HTTP/1.1" 404 1899

[01/Jan/2017 10:14:40] "GET / HTTP/1.1" 404 1899
[01/Jan/2017 11:31:24] "HEAD / HTTP/1.1" 404 0
[01/Jan/2017 11:31:27] "GET / HTTP/1.1" 404 1899