diff options
Diffstat (limited to 'examples/dogpile_caching/caching_query.py')
| -rw-r--r-- | examples/dogpile_caching/caching_query.py | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/examples/dogpile_caching/caching_query.py b/examples/dogpile_caching/caching_query.py index 19e71ad4d..d6e1435b0 100644 --- a/examples/dogpile_caching/caching_query.py +++ b/examples/dogpile_caching/caching_query.py @@ -48,8 +48,20 @@ class CachingQuery(Query): # NOTE: as of 1.4 don't override __iter__() anymore, the result object # cannot be cached at that level. - def _execute_and_instances(self, context): - """override _execute_and_instances to pull results from dogpile. + def _execute_and_instances(self, context, **kw): + """override _execute_and_instances to pull results from dogpile + if the query is invoked directly from an external context. + + This method is necessary in order to maintain compatibility + with the "baked query" system now used by default in some + relationship loader scenarios. Note also the + RelationshipCache._generate_cache_key method which enables + the baked query to be used within lazy loads. + + .. versionadded:: 1.2.7 + + .. versionchanged:: 1.4 Added ``**kw`` arguments to the signature. + """ super_ = super(CachingQuery, self) @@ -58,11 +70,11 @@ class CachingQuery(Query): # method is called directly from the baked query return self.get_value( createfunc=lambda: super_._execute_and_instances( - context + context, **kw ).freeze() ) else: - return super_._execute_and_instances(context) + return super_._execute_and_instances(context, **kw) def _get_cache_plus_key(self): """Return a cache region plus key.""" |