lookup cm

andrzejnovak · andrzejnovak · commit 846b1ddb09c3 · 2020-02-20T16:51:57.000+01:00
diff --git a/lib/matplotlib/mathtext.py b/lib/matplotlib/mathtext.py
@@ -863,9 +863,10 @@ def _get_glyph(self, fontname, font_class, sym, fontsize, math=True):
 
                 g = self.cm_fallback._get_glyph(fontname, font_class, sym, fontsize)
                 fname = g[0].family_name
-                if fname.startswith("cm"):
+                if fname in list(BakomaFonts._fontmap.values()):
                     fname = "Computer Modern"
-                _log.warning("Substituting symbol {} from {}".format(sym, fname))
+                cbook._warn_external("Substituting symbol {} "
+                                     "from {}".format(sym, fname), UserWarning)
                 return g
 
             else:
