Update package/MDAnalysis/analysis/base.py

Co-authored-by: Oliver Beckstein <orbeckst@gmail.com>
MDAnalysis · Aug 16, 2024 · f6672ff · f6672ff
1 parent ff4d0c2
commit f6672ff
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/package/MDAnalysis/analysis/base.py b/package/MDAnalysis/analysis/base.py
@@ -767,7 +767,10 @@ def run(
         backend = "serial" if backend is None else backend
 
         progressbar_kwargs = {} if progressbar_kwargs is None else progressbar_kwargs
-        if (progressbar_kwargs or verbose) and backend != "serial":
+        if ((progressbar_kwargs or verbose) and 
+            not (backend == "serial" or 
+            issubclass(backend, BackendSerial) or
+            isinstance(backend, BackendSerial))):
             raise ValueError("Can not display progressbar with non-serial backend")
 
         # if number of workers not specified, try getting the number from