Fixes #181: Handle memcached errors gracefully.

diff --git a/jinja2/bccache.py b/jinja2/bccache.py
index 0b0ccad1f243c598fc23c84191275d2570c65330..62d9a6ba61bd1e8e63e20199f285bd75cad799b6 100644 (file)
--- a/jinja2/bccache.py
+++ b/jinja2/bccache.py
@@ -290,7 +290,10 @@ class MemcachedBytecodeCache(BytecodeCache):
         self.timeout = timeout
 
     def load_bytecode(self, bucket):
-        code = self.client.get(self.prefix + bucket.key)
+        try:
+            code = self.client.get(self.prefix + bucket.key)
+        except:
+            code = None
         if code is not None:
             bucket.bytecode_from_string(code)
 
@@ -298,4 +301,7 @@ class MemcachedBytecodeCache(BytecodeCache):
         args = (self.prefix + bucket.key, bucket.bytecode_to_string())
         if self.timeout is not None:
             args += (self.timeout,)
-        self.client.set(*args)
+        try:
+            self.client.set(*args)
+        except:
+            pass