Merge pull request #208 from dknowles2/comment

Clarify a comment

pyschlage/code.py

@@ -248,10 +248,8 @@ def save(self):
         command = "updateaccesscode" if self.access_code_id else "addaccesscode"
         resp = self._device.send_command(command, self.to_json())
 
-        # Either `{ "accesscodeId": "XXX" }` appears to be returned on `addaccesscode`;
-        # otherwise {} is returned when updated.
-        # Thus, calling `self._update_with()` does now work here as it calls
-        # `from_json()` which currently requires the presence other parameters.
+        # NOTE: We don't call self._update_with() here because the API only returns
+        # the accesscodeId field.
         resp_json = resp.json()
         if "accesscodeId" in resp_json:
             self.access_code_id = resp_json["accesscodeId"]