cache requirements, not features, for even better results

This commit is contained in:
Jakob Ketterl 2020-10-10 23:00:05 +02:00
parent 0435225a29
commit a856c27fe4

View File

@ -102,12 +102,7 @@ class FeatureDetector(object):
return {name: feature_details(name) for name in FeatureDetector.features}
def is_available(self, feature):
cache = FeatureCache.getSharedInstance()
if cache.has(feature):
return cache.get(feature)
result = self.has_requirements(self.get_requirements(feature))
cache.set(feature, result)
return result
return self.has_requirements(self.get_requirements(feature))
def get_requirements(self, feature):
try:
@ -128,12 +123,19 @@ class FeatureDetector(object):
return None
def has_requirement(self, requirement):
cache = FeatureCache.getSharedInstance()
if cache.has(requirement):
return cache.get(requirement)
method = self._get_requirement_method(requirement)
result = False
if method is not None:
return method()
result = method()
else:
logger.error("detection of requirement {0} not implement. please fix in code!".format(requirement))
return False
cache.set(requirement, result)
return result
def get_requirement_description(self, requirement):
return inspect.getdoc(self._get_requirement_method(requirement))