Backport PR #15729: Catch correct parse errror type for dateutil >= 2.8.1

story645 · MeeseeksDev[bot] · commit 5d25e96196e2 · 2019-11-21T20:26:07.000Z
diff --git a/lib/matplotlib/category.py b/lib/matplotlib/category.py
@@ -191,7 +191,8 @@ def _str_is_convertible(val):
         except ValueError:
             try:
                 dateutil.parser.parse(val)
-            except ValueError:
+            except (ValueError, TypeError):
+                # TypeError if dateutil >= 2.8.1 else ValueError
                 return False
         return True
 
