Added a default timeout to rietveld requests.

rietveld.py

Index: rietveld.py
diff --git a/rietveld.py b/rietveld.py
index 5528c551a6af1278fb83b9c3413547da2cfa6709..0720293c6f7417c984c6b63ea1f51977c4f056df 100644
--- a/rietveld.py
+++ b/rietveld.py
@@ -367,6 +367,9 @@ class Rietveld(object):
 
   def _send(self, request_path, **kwargs):
     """Sends a POST/GET to Rietveld.  Returns the response body."""
+    # Code below assumes timeout=None by default; make sure it's set

[Paweł Hajdan Jr., 2014/02/21 00:49:30]

nit: Let's be more precise and say rpc_server (or the class name) instead of
"code below", especially that the distance is fairly big so it's not obvious
which code this is referring to and why the code in question just wasn't fixed.

[Sergey Berezin, 2014/02/21 01:30:56]

Done.

+    # to something reasonable.
+    kwargs.setdefault('timeout', 15)
     logging.debug('POSTing to %s, args %s.', request_path, kwargs)
     try:
       # Sadly, upload.py calls ErrorExit() which does a sys.exit(1) on HTTP