apunkt/GPy
1
0
Fork 0
mirror of https://github.com/SheffieldML/GPy.git synced 2026-05-09 20:12:38 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

caching now resets cache on error

Browse source
This commit is contained in:
Max Zwiessele 2014-03-13 12:29:14 +00:00
parent 3d6a69e5f0
commit c6b1f513d3
1 changed files with 27 additions and 23 deletions
Download patch file Download diff file Expand all files Collapse all files

8
GPy/util/caching.py
View file

@ -52,6 +52,7 @@ class Cacher(object):
#if the result is cached, return the cached computation #if the result is cached, return the cached computation
state = [all(a is b for a, b in itertools.izip_longest(args, cached_i)) for cached_i in self.cached_inputs] state = [all(a is b for a, b in itertools.izip_longest(args, cached_i)) for cached_i in self.cached_inputs]
try:
if any(state): if any(state):
i = state.index(True) i = state.index(True)
if self.inputs_changed[i]: if self.inputs_changed[i]:
@ -68,13 +69,16 @@ class Cacher(object):
[a.remove_observer(self, self.on_cache_changed) for a in args_ if a is not None] [a.remove_observer(self, self.on_cache_changed) for a in args_ if a is not None]
self.inputs_changed.pop(0) self.inputs_changed.pop(0)
self.cached_outputs.pop(0) self.cached_outputs.pop(0)
#compute #compute
self.cached_inputs.append(oa_all) self.cached_inputs.append(oa_all)
self.cached_outputs.append(self.operation(*args, **kw)) self.cached_outputs.append(self.operation(*args, **kw))
self.inputs_changed.append(False) self.inputs_changed.append(False)
[a.add_observer(self, self.on_cache_changed) for a in observable_args] [a.add_observer(self, self.on_cache_changed) for a in observable_args]
return self.cached_outputs[-1]#return return self.cached_outputs[-1]#return
except:
raise
finally:
self.reset()
def on_cache_changed(self, arg): def on_cache_changed(self, arg):
""" """
@ -84,7 +88,7 @@ class Cacher(object):
""" """
self.inputs_changed = [any([a is arg for a in args]) or old_ic for args, old_ic in zip(self.cached_inputs, self.inputs_changed)] self.inputs_changed = [any([a is arg for a in args]) or old_ic for args, old_ic in zip(self.cached_inputs, self.inputs_changed)]
def reset(self, obj): def reset(self):
""" """
Totally reset the cache Totally reset the cache
""" """