code: public Stream<Namespace> findNamespacesStream(String query) throws GitLabApiException {
          return (findNamespaces(query, getDefaultPerPage()).stream());
      }
docs: Get all namespaces that match a string in their name or path as a Stream.
  
  <pre><code>GitLab Endpoint: GET /namespaces?search=:query</code></pre>
  
  @param query the search string
  @return a Stream with the matching namespaces
  @throws GitLabApiException if any exception occurs