Always call find_tex_file for PsfontsMap.

It should work for absolute paths as well.

Author: QuLogic

lib/matplotlib/dviread.py

@@ -939,9 +939,9 @@ def _parse_and_cache_line(self, line):
 
         if basename is None:
             basename = tfmname
-        if encodingfile is not None and not encodingfile.startswith(b"/"):
+        if encodingfile is not None:
             encodingfile = find_tex_file(encodingfile)
-        if fontfile is not None and not fontfile.startswith(b"/"):
+        if fontfile is not None:
             fontfile = find_tex_file(fontfile)
         self._parsed[tfmname] = PsFont(
             texname=tfmname, psname=basename, effects=effects,