def __delitem__(self, cpv):
"""delete a key from the cache.
This shouldn't be overridden in derived classes since it
handles the readonly checks.
"""
if self.readonly:
raise errors.ReadOnly()
self._delitem(cpv)
self._sync_if_needed(True)
def __setitem__(self, cpv, values):
"""set a cpv to values
This shouldn't be overridden in derived classes since it
handles the readonly checks.
"""
if self.readonly:
raise errors.ReadOnly()
d = ProtectedDict(values)
if self.cleanse_keys:
for k in d.iterkeys():
if not d[k]:
del d[k]
if "_eclasses_" in values:
d["_eclasses_"] = self.deconstruct_eclasses(d["_eclasses_"])
elif "_eclasses_" in values:
d["_eclasses_"] = self.deconstruct_eclasses(d["_eclasses_"])
d[self._chf_key] = self._chf_serializer(d.pop('_chf_'))
self._setitem(cpv, d)
self._sync_if_needed(True)