surface warning

Author: TomAugspurger

pandas/util/_test_decorators.py

@@ -75,7 +75,7 @@ def safe_import(mod_name, min_version=None):
 def _skip_if_no_mpl():
     mod = safe_import("matplotlib")
     if mod:
-        mod.use("Agg", warn=False)
+        mod.use("Agg", warn=True)
     else:
         return True