Fix retry mechanism to raise when it fails to checkout.

scm.py

Index: scm.py
diff --git a/scm.py b/scm.py
index 00364cae4c82f2bf181db2f5ffca83626857a518..ac674d695a88e50e53e26730e37d6622ad71d4f3 100644
--- a/scm.py
+++ b/scm.py
@@ -351,7 +351,9 @@ class SVN(object):
     compiled_pattern = re.compile(pattern)
     # Place an upper limit.
     backoff_time = 5
-    for _ in range(10):
+    i = 0

[jochen (gone - plz use gerrit), 2010/10/26 09:29:03]

maybe use a more descriptive variable name, and similar to backoff_time put the
maximum number of retries in a variable?

+    while True:
+      i += 1
       previous_list_len = len(file_list)
       failure = []
 
@@ -404,6 +406,8 @@ class SVN(object):
           if len(file_list) == previous_list_len and not IsKnownFailure():
             # No known svn error was found and no progress, bail out.
             raise
+        if i == 10:
+          raise
         print "Sleeping %.1f seconds and retrying...." % backoff_time
         time.sleep(backoff_time)
         backoff_time *= 1.3