Adding waiting_since as a timestamp field.

intercom/traits/api_resource.py

@@ -14,7 +14,10 @@ def type_field(attribute):
 
 
 def timestamp_field(attribute):
-    return attribute.endswith('_at')
+    # update_last_request_at is a boolean field, we must ignore that
+    if attribute == 'update_last_request_at':
+        return False
+    return attribute.endswith('_at') or attribute == 'waiting_since'
 
 
 def custom_attribute_field(attribute):
@@ -97,10 +100,16 @@ def submittable_attribute(self, name, value):
 
     def __getattribute__(self, attribute):
         value = super(Resource, self).__getattribute__(attribute)
+        # ignore attributes we know about
+        if '_' == attribute[0] or attribute in self.__class__.__dict__:
+            return value
+
+        # check for timestamp fields
         if timestamp_field(attribute):
             return to_datetime_value(value)
-        else:
-            return value
+
+        # just return the value
+        return value
 
     def __setattr__(self, attribute, value):
         if typed_value(value) and not custom_attribute_field(attribute):

tests/unit/__init__.py

@@ -348,6 +348,7 @@ def page_of_companies(include_next_link=False):
             "id": "123456789",
             "created_at": "1410335293",
             "updated_at": "1410335293",
+            "waiting_since": "1512020127",
             "user": {
                 "type": "user",
                 "id": "540f1de7112d3d1d51001637",

tests/unit/test_notification.py

@@ -66,6 +66,12 @@ def it_returns_inner_conversation_parts_for_conversation(self):
         eq_(1, len(conversation_parts))
         eq_('conversation_part', conversation_parts[0].resource_type)
 
+    @istest
+    def it_returns_datetimes_for_conversations(self):
+        payload = Notification(**test_conversation_notification)
+        eq_(2014, payload.data.item.created_at.year)
+        eq_(2017, payload.data.item.waiting_since.year)
+
     @istest
     def it_returns_inner_user_object_with_nil_tags(self):
         user_notification = {