Updated cache.set() calls to not fail on Memcached error.

Author: KFoxder

.gitignore

@@ -4,4 +4,5 @@
 !.gitignore
 *.swp
 *.egg*
-*.un~
+*.un~
+.idea

cache_helper/decorators.py

@@ -1,3 +1,5 @@
+from _pylibmc import Error as MemcachedError
+
 from django.core.cache import cache
 from django.utils.functional import wraps
 from cache_helper import utils
@@ -14,14 +16,20 @@ def _cached(func, *args):
         def wrapper(*args, **kwargs):
             name = utils._func_info(func, args)
             key = get_key(name, func_type, args, kwargs)
+
             try:
                 value = cache.get(key)
             except Exception:
                 value = None
 
             if value is None:
                 value = func(*args, **kwargs)
-                cache.set(key, value, timeout)
+                # Try and set the key, value pair in the cache.
+                # But if it fails on a Memcached Error handle it.
+                try:
+                    cache.set(key, value, timeout)
+                except MemcachedError:
+                    pass
 
             return value
 
@@ -31,4 +39,4 @@ def invalidate(*args, **kwargs):
             cache.delete(key)
         wrapper.invalidate = invalidate
         return wrapper
-    return _cached
+    return _cached