diff --git a/timm/data/parsers/parser_wds.py b/timm/data/parsers/parser_wds.py
index 92429009..8e470a38 100644
--- a/timm/data/parsers/parser_wds.py
+++ b/timm/data/parsers/parser_wds.py
@@ -228,7 +228,7 @@ if wds is not None:
                 seed = pytorch_worker_seed() + epoch
             else:
                 seed = self.seed + epoch
-            _logger.info('shuffle', self.seed, epoch, seed)  # FIXME temporary
+            _logger.info(f'shuffle seed: {self.seed}, {seed}, epoch: {epoch}')  # FIXME temporary
             rng = random.Random(seed)
             return _shuffle(src, self.bufsize, self.initial, rng)
 
@@ -417,11 +417,11 @@ class ParserWds(Parser):
                 ds = self.ds
 
         i = 0
-        _logger.info('start', i, self.worker_id)  # FIXME temporary debug
+        _logger.info(f'start {i}, {self.worker_id}')  # FIXME temporary debug
         for sample in ds:
             yield sample[self.image_key], sample[self.target_key]
             i += 1
-        _logger.info('end', i, self.worker_id)  # FIXME temporary debug
+        _logger.info(f'end {i}, {self.worker_id}')  # FIXME temporary debug
 
     def __len__(self):
         return math.ceil(max(1, self.repeats) * self.num_samples / self.dist_num_replicas)