我已经下载了appengine示例。
当我进入目录python-docs-samples/appengine/standard/django并将其安装在我的appengine项目上，然后查看项目网页时，我会得到以下错误：
Traceback (most recent call last):
File "/base/alloc/tmpfs/dynamic_runtimes/python27/b93f87cfaa0115e5_unzipped/python27_lib/versions/1/google/appengine/runtime/wsgi.py", line 240, in Handle
handler = _config_handle.add_wsgi_middleware(self._LoadHandler())
File "/base/alloc/tmpfs/dynamic_runtimes/python27/b93f87cfaa0115e5_unzipped/python27_lib/versions/1/google/appengine/api/lib_config.py", line 358, in __getattr__
self._update_configs()
File "/base/alloc/tmpfs/dynamic_runtimes/python27/b93f87cfaa0115e5_unzipped/python27_lib/versions/1/google/appengine/api/lib_config.py", line 294, in _update_configs
self._registry.initialize()
File "/base/alloc/tmpfs/dynamic_runtimes/python27/b93f87cfaa0115e5_unzipped/python27_lib/versions/1/google/appengine/api/lib_config.py", line 165, in initialize
import_func(self._modname)
File "/base/alloc/tmpfs/dynamic_runtimes/python27/b93f87cfaa0115e5_unzipped/python27_dist/lib/python2.7/importlib/__init__.py", line 37, in import_module
__import__(name)
File "/base/data/home/apps/s~forcediagnosticsclinic/20180707t052537.410964682053028174/appengine_config.py", line 18, in <module>
vendor.add('lib')
File "/base/alloc/tmpfs/dynamic_runtimes/python27/b93f87cfaa0115e5_unzipped/python27_lib/versions/1/google/appengine/ext/vendor/__init__.py", line 44, in add
'No such virtualenv or site directory' % path)
ValueError: virtualenv: cannot access lib: No such virtualenv or site directory
发生了什么事？
您的应用程序配置引用了名为lib的文件夹，但该文件夹丢失或您忘记正确复制它。尝试在本地计算机上运行相同的项目。
Lenik是对的。具体来说，看起来你没有在教程中完成这一步：
pip install -r requirements-vendor.txt -t lib/
https://cloud.google.com/python/django/appengine#run_the_app_on_your_local_computer