Support requests with HEAD method

cloudant/resource.py

@@ -121,6 +121,13 @@ def logout(self, **kwargs):
         """De-authenticate the connection's cookie."""
         return self.delete(self._reset_path('_session'), **kwargs)
 
+    def head(self, path='', **kwargs):
+        """
+        Make a HEAD request against the object's URI joined
+        with `path`. `kwargs` are passed directly to Requests.
+        """
+        return self._make_request('head', path, **kwargs)
+
     def get(self, path='', **kwargs):
         """
         Make a GET request against the object's URI joined

test/__init__.py

@@ -144,6 +144,9 @@ def setUp(self):
         response = self.db.put()
         response.raise_for_status()
 
+    def testHead(self):
+        assert self.db.head().status_code == 200
+
     def testGet(self):
         assert self.db.get().status_code == 200