--- a/libervia/backend/plugins/plugin_xep_0059.py	Tue Jun 18 12:06:45 2024 +0200
+++ b/libervia/backend/plugins/plugin_xep_0059.py	Wed Jun 19 18:44:57 2024 +0200
@@ -61,7 +61,7 @@
         @return (rsm.RSMRequest, None): request with parsed arguments
             or None if no RSM arguments have been found
         """
-        if int(extra.get(RSM_PREFIX + 'max', 0)) < 0:
+        if int(extra.get(RSM_PREFIX + "max", 0)) < 0:
             raise ValueError(_("rsm_max can't be negative"))
 
         rsm_args = {}
@@ -122,10 +122,7 @@
         if rsm_response is None:
             # may happen if result set it empty, or we are at the end
             return None
-        if (
-            rsm_response.count is not None
-            and rsm_response.index is not None
-        ):
+        if rsm_response.count is not None and rsm_response.index is not None:
             next_index = rsm_response.index + rsm_request.max
             if next_index >= rsm_response.count:
                 # we have reached the last page
@@ -140,13 +137,10 @@
 
         if rsm_response.last is None:
             if rsm_response.count:
-                log.warning("Can't do pagination, no \"last\" received")
+                log.warning('Can\'t do pagination, no "last" received')
             return None
 
-        return rsm.RSMRequest(
-            max_=rsm_request.max,
-            after=rsm_response.last
-        )
+        return rsm.RSMRequest(max_=rsm_request.max, after=rsm_response.last)
 
 
 @implementer(iwokkel.IDisco)