message: removed old check for whether a return type was None
diff: @@ -507,7 +507,7 @@ class IntegrationTestAPI:
  Args:
  count: either an exact amount (int) or a predicate to specify how many objects to find
  - events: an event specifier or list of event specifiers (mnemonic, id, or predicate)
  + events: an event specifier or list of event specifiers (mnemonic, ID, or predicate)
  history: if given, a substitute history that the function will search and await
  start: an optional index or predicate to specify the earliest item to search
  timeout: the number of seconds to wait before terminating the search (int)
  @@ -571,8 +571,6 @@ class IntegrationTestAPI:
  an ordered list of EventData objects that satisfied the sequence
  """
  results = self.await_event_sequence(events, history, start, timeout)
  - if results is None:
  - assert False
  assert len(events) == len(results)
  return results
  