backend_pgf: closing subprocess differently, eliminates some py3 warnings

pwuertz · pwuertz · commit 138d55dad6e9 · 2012-08-22T21:03:15.000+02:00
diff --git a/lib/matplotlib/backends/backend_pgf.py b/lib/matplotlib/backends/backend_pgf.py
@@ -282,8 +282,8 @@ def __del__(self):
         if rcParams.get("pgf.debug", False):
             print "deleting LatexManager"
         try:
-            self.latex.terminate()
-            self.latex.wait()
+            self.latex_stdin_utf8.close()
+            self.latex.communicate()
         except:
             pass
         try:
