Rewrote retry loop in execute.py

plugins/util/execute.py

@@ -1,14 +1,19 @@
 import http, web
-import json, urllib2, sys
 
 
 def eval_py(code, paste_multiline=True):
+    attempts = 0
+
     while True:
+        try:
             output = http.get("http://eval.appspot.com/eval", statement=code).rstrip('\n')
-        if output:
-            break
+        except http.HTTPError:
+            if attempts > 2:
+                return "Failed to execute code."
             else:
-            pass
+                attempts += 1
+                continue
+        break
 
     if "Traceback (most recent call last):" in output:
         status = "Python error: "

plugins/util/http.py

@@ -6,7 +6,7 @@ import urllib
 import urllib2
 import urlparse
 
-from urllib import quote as _quote, quote_plus as _quote_plus
+from urllib import quote, quote_plus as _quote_plus
 
 from lxml import etree, html
 
@@ -99,10 +99,6 @@ def quote_plus(s):
     return _quote_plus(to_utf8(s))
 
 
-def quote(s):
-    return _quote(to_utf8(s))
-
-
 def unescape(s):
     if not s.strip():
         return s