add a simple example to test module path

examples/deep/test.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -
+#
+# This file is part of gunicorn released under the MIT license.
+# See the NOTICE for more information.
+#
+# Example code from Eventlet sources
+
+from wsgiref.validate import validator
+
+from gunicorn import __version__
+
+
+@validator
+def app(environ, start_response):
+    """Simplest possible application object"""
+
+    data = b'Hello, World!\n'
+    status = '200 OK'
+
+    response_headers = [
+        ('Content-type', 'text/plain'),
+        ('Content-Length', str(len(data))),
+        ('X-Gunicorn-Version', __version__),
+        ('Foo', 'B\u00e5r'),  # Foo: Bår
+    ]
+    start_response(status, response_headers)
+    return iter([data])