Merged revisions 63644 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r63644 | martin.v.loewis | 2008-05-25 19:19:22 +0200 (So, 25 Mai 2008) | 10 lines

  Merged revisions 63634-63643 via svnmerge from
  svn+ssh://pythondev@svn.python.org/sandbox/trunk/2to3/lib2to3

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    r63643 | martin.v.loewis | 2008-05-25 19:18:21 +0200 (So, 25 Mai 2008) | 3 lines

    Don't abort on IOErrors caused by saving pickle files.
    Fixes #2938.
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diff --git a/Lib/lib2to3/pgen2/driver.py b/Lib/lib2to3/pgen2/driver.py
index 665f1ca..f72bbca 100644
--- a/Lib/lib2to3/pgen2/driver.py
+++ b/Lib/lib2to3/pgen2/driver.py
@@ -126,7 +126,10 @@
         g = pgen.generate_grammar(gt)
         if save:
             logger.info("Writing grammar tables to %s", gp)
-            g.dump(gp)
+            try:
+                g.dump(gp)
+            except IOError as e:
+                logger.info("Writing failed:"+str(e))
     else:
         g = grammar.Grammar()
         g.load(gp)