How can I use functools.lru_cache inside classes without leaking memory? In the following minimal example the foo instance won't be released although going out
negotiate
wikimedia-dumps
flutter-card
video-upload
expansion
pyscripter
virtualtreeview
lemmatization
invalid-url
git-extensions
dddd
readxml
reporting-services
eclipse-3.6
bitbar
aide
sql-pl
gstreamer-0.10
tomcat-valve
liferay-aui
git-subtree
next-pwa
prettyfaces
default-interface-member
syndicationfeed
matrix-decomposition
trigonometry
bootstrap-dialog
facebook-sdk-4.0
msvc12