backend_ps: remove one not needed str casting

tomspur · tomspur · commit d579266e5d5d · 2017-04-13T10:17:16.000+02:00
diff --git a/lib/matplotlib/backends/backend_ps.py b/lib/matplotlib/backends/backend_ps.py
@@ -80,7 +80,7 @@ def gs_version(self):
             pass
 
         from matplotlib.compat.subprocess import Popen, PIPE
-        s = Popen([str(self.gs_exe), "--version"], stdout=PIPE)
+        s = Popen([self.gs_exe, "--version"], stdout=PIPE)
         pipe, stderr = s.communicate()
         if six.PY3:
             ver = pipe.decode('ascii')
