1 files changed, 9 insertions, 4 deletions
diff --git a/lorry b/lorry
index 127a1fb..77fc9c8 100755
--- a/lorry
+++ b/lorry
@@ -477,10 +477,15 @@ class Lorry(cliapp.Application):
         self.progress('.. checking if we need to fetch %s' % basename)
         if not os.path.exists(tardest):
             self.progress('.. attempting to fetch.')
-            with open(tardest, 'w') as tarfile:
-                urlfile = urllib2.urlopen(spec['url'])
-                tarfile.write(urlfile.read())
-                urlfile.close()
+            try:
+                with open(tardest, 'w') as tarfile:
+                    urlfile = urllib2.urlopen(spec['url'])
+                    tarfile.write(urlfile.read())
+                    urlfile.close()
+            except Exception as e:
+                if os.path.exists(tardest):
+                    os.unlink(tardest)
+                raise
         else:
             self.progress('.. no need to run, nothing to do')
             return