当我在haystack和elasticsearch支持的应用程序中运行“python www.example.com rebuild_index”时遇到了一个问题。manage.py rebuild_index" in my app supported by haystack and elasticsearch.
Python 2.7 Django version 1.6.2 Haystack 2.1.0 Elasticsearch 1.0
请查看出现的错误：
追溯（最近一次调用）：在execute_from_command_line（sys. argv）文件"/usr/lib/python2.7/site-packages/django/core/management/init. py "，line 399，in> execute_from_command_line utility. execute（）File "/usr/lib/python2.7/site-packages/django/core/management/init. py"，第392行，在> execute self中。fetch_command（子命令）。run_from_argv（self. argv）File "/usr/lib/python2.7/site-packages/django/core/management/www.example.com "，line 242，in> run_from_argv self. execute（* args，options.dict）文件"/usr/lib/python2.7/site-packages/django/core/management/www.example.com"manage.pywww.example.com”，第98行，在getitemself中。_connections [key]= load_backend（self. connections_info [key]['ENGINE ']）（using = key）File "/usr/lib/python2.7/site-packages/haystack/utils/loading.py "，line 51，in load_backend return import_class（full_backend_path）File "/usr/lib/python2.7/site-packages/haystack/utils/loading.py"，line 18，in import_class module_itself = importlib. import_module（module_path）File "/usr/lib/python2.7/site-packages/django/utils/www.example.com "，line 40，in import_moduleimport**（name）File "/usr/lib/python2.7/site-packages/haystack/backends/elasticsearch_backend. py"，line 21，in raise MissingDependency（"' elasticsearch 'backend requires the installation of' requests'.”）干草堆。例外情况。MissingDependency：base.py", line 242, in >run_from_argv self.execute(*args,**options.dict) File "/usr/lib/python2.7/site-packages/django/core/management/base.py ", line 285, in execute output = self.handle(*args,options) File "/usr/lib/python2.7/site-packages/haystack/management/commands/rebuild_index.py", line 15, in handle call_command('clear_index',options) File "/usr/lib/python2.7/site-packages/django/core/management/init.py", line 159, in call_command return klass.execute(*args,defaults) File "/usr/lib/python2.7/site-packages/django/core/management/base.py ", line 285, in execute output = self.handle(*args,options) File "/usr/lib/python2.7/site-packages/haystack/management/commands/clear_index.py", line 48, in handle backend = connections[backend_name].get_backend() File "/usr/lib/python2.7/site-packages/haystack/utils/ www.example.com ", line 98, ingetitemself._connections[key] = load_backend(self.connections_info[key]['ENGINE'])(using=key) File "/usr/lib/python2.7/site-packages/haystack/utils/loading.py", line 51, in load_backend return import_class(full_backend_path) File "/usr/lib/python2.7/site-packages/haystack/utils/loading.py", line 18, in import_class module_itself = importlib.import_module(module_path) File "/usr/lib/python2.7/site-packages/django/utils/importlib.py ", line 40, in import_moduleimport(name) File "/usr/lib/python2.7/site-packages/haystack/backends/elasticsearch_backend.py", line 21, in raise MissingDependency("The 'elasticsearch' backend requires the installation of 'requests'.") haystack.exceptions.MissingDependency: The 'elasticsearch' backend requires the installation of 'requests'.
我已经安装了运行这些应用程序所需的所有软件包，但是询问请求，它是关于什么的？