Update

[ghstack-poisoned]

Author: vmoens

torchrl/envs/utils.py

@@ -719,7 +719,7 @@ def check_env_specs(
 
     """
     if return_contiguous is None:
-        return_contiguous = not env._has_dynamic_specs()
+        return_contiguous = not env._has_dynamic_specs
     if break_when_any_done == "both":
         check_env_specs(
             env,