def make_persistent(value):
"""Counterpart to make_serializable().
Recursively turns all dicts and lists into PersistentMappings respectively
PersistentLists.
"""
if isinstance(value, dict):
retval = PersistentMapping()
retval.update(value)
elif isinstance(value, list):
retval = PersistentList()
for item in value:
retval.append(item)
else:
retval = value
return retval
def make_persistent(data):
if isinstance(data, dict):
new = PersistentMapping()
for key, value in data.items():
new[make_persistent(key)] = make_persistent(value)
return new
elif isinstance(data, list):
new = PersistentList()
for value in data:
new.append(make_persistent(value))
return new
else:
return data
