Merge pull request #16374 from pope1ni/patch-1

timhoffm · web-flow · commit b47fc9d0728d · 2020-02-02T09:26:47.000+01:00
Log about font manager generation beforehand.
diff --git a/lib/matplotlib/font_manager.py b/lib/matplotlib/font_manager.py
@@ -1334,10 +1334,10 @@ def get_font(filename, hinting_factor=None):
 
 def _rebuild():
     global fontManager
+    _log.info("Generating new fontManager, this may take some time...")
     fontManager = FontManager()
     with cbook._lock_path(_fmcache):
         json_dump(fontManager, _fmcache)
-    _log.info("generated new fontManager")
 
 
 try:
