web: wwwshare.wsgi example code

web/wsgi.markdown

@@ -11,7 +11,22 @@ which is enabled on demand only (please [[contact us|services/contact]]).
 - WSGI entry point: `/home/wwwshare/public/wwwshare.wsgi`
 
 All new WSGI webshares will come with a dummy app in `wwwshare.wsgi`.
-Edit this file to load your application.
+Edit this file to load your app into the `application` variable.
+
+```python
+from pathlib import Path
+import sys
+
+# Add /home/wwwshare/public to the Python search path
+PUBLICDIR = Path(__file__).parents[0]
+sys.path.insert(0, str(PUBLICDIR))
+
+# Import your app. Details depend on your code and framework.
+from your_custom_app_code import app
+
+# Assign the app to the special wsgi 'application' variable
+application = app
+```
 
 If you make changes to the source code, you have to tell the webserver to
 restart the WSGI app by modifying the file time stamp on the WSGI entry point: