当我使用 Ubuntu 机器调用 cap Rubber:create_staging Im 时出现此错误。
到目前为止，我一直主要专注于对 local_settings.py 进行更改，但没有取得任何进展。
这是我运行 pip freeze 时得到的结果：
Django==1.5.4
Jinja2==2.7
Mako==0.8.1
MarkupSafe==0.15
MySQL-python==1.2.3
PAM==0.4.2
Pillow==2.0.0
Pygments==1.6
South==0.8.4
Sphinx==1.1.3
Twisted-Core==13.0.0
Twisted-Names==13.0.0
Twisted-Web==13.0.0
adium-theme-ubuntu==0.3.3
apt-xapian-index==0.45
argparse==1.2.1
chardet==2.0.1
command-not-found==0.3
configglue==1.1.2
debtagshw==0.1
defer==1.0.6
dirspec==13.10
distribute==0.6.37
docutils==0.11
duplicity==0.6.21
httplib2==0.8
lxml==3.2.0
oauthlib==0.5.1
oneconf==0.3.5
pexpect==2.4
piston-mini-client==0.7.5
protobuf==2.4.1
psycopg2==2.4.5
pyOpenSSL==0.13
pycrypto==2.6
pycups==1.9.63
pycurl==7.19.0
pygobject==3.10.0
pyinotify==0.9.3
pyserial==2.6
pysmbc==1.0.13
python-apt==0.8.9.1ubuntu1
python-debian==0.1.21-nmu2ubuntu1
pyxdg==0.25
reportlab==2.6
rhythmbox-ubuntuone==13.10
roman==1.4.0
rubber==1.1
sessioninstaller==0.0.0
six==1.3.0
software-center-aptd-plugins==0.0.0
stevedore==0.14.1
system-service==0.1.6
ubuntuone-storage-protocol==13.10
unity-lens-photos==1.0
virtualenv==1.11.2
virtualenv-clone==0.2.4
virtualenvwrapper==4.2
wsgiref==0.1.2
xdiagnose==3.6.1
zope.interface==4.0.5
johnk@johnk-HP-EliteBook-8530w:~$ pip freeze
Django==1.5.4
Jinja2==2.7
Mako==0.8.1
MarkupSafe==0.15
MySQL-python==1.2.3
PAM==0.4.2
Pillow==2.0.0
Pygments==1.6
South==0.8.4
Sphinx==1.1.3
Twisted-Core==13.0.0
Twisted-Names==13.0.0
Twisted-Web==13.0.0
adium-theme-ubuntu==0.3.3
apt-xapian-index==0.45
argparse==1.2.1
chardet==2.0.1
command-not-found==0.3
configglue==1.1.2
debtagshw==0.1
defer==1.0.6
dirspec==13.10
distribute==0.6.37
docutils==0.11
duplicity==0.6.21
httplib2==0.8
lxml==3.2.0
oauthlib==0.5.1
oneconf==0.3.5
pexpect==2.4
piston-mini-client==0.7.5
protobuf==2.4.1
psycopg2==2.4.5
pyOpenSSL==0.13
pycrypto==2.6
pycups==1.9.63
pycurl==7.19.0
pygobject==3.10.0
pyinotify==0.9.3
pyserial==2.6
pysmbc==1.0.13
python-apt==0.8.9.1ubuntu1
python-debian==0.1.21-nmu2ubuntu1
pyxdg==0.25
reportlab==2.6
rhythmbox-ubuntuone==13.10
roman==1.4.0
rubber==1.1
sessioninstaller==0.0.0
six==1.3.0
software-center-aptd-plugins==0.0.0
stevedore==0.14.1
system-service==0.1.6
ubuntuone-storage-protocol==13.10
unity-lens-photos==1.0
virtualenv==1.11.2
virtualenv-clone==0.2.4
virtualenvwrapper==4.2
wsgiref==0.1.2
xdiagnose==3.6.1
zope.interface==4.0.5
johnk@johnk-HP-EliteBook-
下面的终端输出
* sftp upload complete
* executing "sudo -p 'sudo password: ' bash -l /tmp/bootstrap_graphite_web"
servers: ["production.foo.com"]
[production.foo.com] executing command
** [out :: production.foo.com] Traceback (most recent call last):
** [out :: production.foo.com] File "manage.py", line 11, in <module>
** [out :: production.foo.com] execute_manager(settings)
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 459, in execute_manager
** [out :: production.foo.com] utility.execute()
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 382, in execute
** [out :: production.foo.com] self.fetch_command(subcommand).run_from_argv(self.argv)
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 261, in fetch_command
** [out :: production.foo.com] klass = load_command_class(app_name, subcommand)
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/core/management/__init__.py", line 69, in load_command_class
** [out :: production.foo.com] module = import_module('%s.management.commands.%s' % (app_name, name))
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/utils/importlib.py", line 35, in import_module
** [out :: production.foo.com] __import__(name)
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/core/management/commands/syncdb.py", line 8, in <module>
** [out :: production.foo.com] from django.core.management.sql import custom_sql_for_model, emit_post_sync_signal
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/core/management/sql.py", line 6, in <module>
** [out :: production.foo.com] from django.db import models
** [out :: production.foo.com]
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/db/__init__.py", line 40, in <module>
** [out :: production.foo.com] backend = load_backend(connection.settings_dict['ENGINE'])
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/db/__init__.py", line 34, in __getattr__
** [out :: production.foo.com] return getattr(connections[DEFAULT_DB_ALIAS], item)
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/db/utils.py", line 92, in __getitem__
** [out :: production.foo.com] backend = load_backend(db['ENGINE'])
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/db/utils.py", line 24, in load_backend
** [out :: production.foo.com] return import_module('.base', backend_name)
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/utils/importlib.py", line 35, in import_module
** [out :: production.foo.com] __import__(name)
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/db/backends/postgresql_psycopg2/base.py", line 13, in <module>
** [out :: production.foo.com] from django.db.backends.postgresql_psycopg2.creation import DatabaseCreation
** [out :: production.foo.com] File "/usr/lib/python2.7/dist-packages/django/db/backends/postgresql_psycopg2/creation.py", line 1, in <module>
** [out :: production.foo.com] import psycopg2.extensions
** [out :: production.foo.com] ImportError: No module named psycopg2.extensions