code: def find_one_app(zero_ok=False, more_ok=True, **kwargs):
      
      return _find_one(find_apps, zero_ok=zero_ok, more_ok=more_ok, **kwargs)
docs: :param zero_ok:
          If False (default), :class:`~dxpy.exceptions.DXSearchError` is
          raised if the search has 0 results; if True, returns None if the
          search has 0 results
      :type zero_ok: bool
      :param more_ok:
          If False, :class:`~dxpy.exceptions.DXSearchError` is raised if
          the search has 2 or more results
      :type more_ok: bool
  
      Returns one app that satisfies the supplied constraints, or None if
      none exist (provided *zero_ok* is True). Supports all search
      constraint arguments supported by :meth:`find_apps()`.