def __init__(self, name, version, metadata, deserialize_metadata=True):
self.__name__ = name
self.release_files = OOBTree()
self.version = version
self.original_metadata = metadata
if deserialize_metadata:
schema = Metadata()
self.metadata = schema.serialize(metadata)
self.metadata = schema.deserialize(self.metadata)
def evolve(context):
root = context['repository']
schema = Metadata(typ=NullableMapping(), default=None)
for package in root:
print(package.name)
for release in package:
original_metadata = release.original_metadata
serialized_metadata = schema.serialize(original_metadata)
release.metadata = schema.deserialize(serialized_metadata)
context.evolved = 3
def evolve(context):
root = context['repository']
schema = Metadata()
for package_name in root:
package = root[package_name]
for release_name in package.releases:
release = package[release_name]
original_metadata = release.original_metadata
serialized_metadata = schema.serialize(original_metadata)
release.metadata = schema.deserialize(serialized_metadata)
context.evolved = 2
def evolve(context):
root = context['repository']
schema = Metadata()
for package_name in root:
package = root[package_name]
for release_name in package.releases:
release = package[release_name]
metadata = dict(((key, value)
for key, value in release.metadata.items()
if value is not None))
release.original_metadata = dict(release.metadata)
deserialized_metadata = schema.deserialize(metadata)
release.metadata = deserialized_metadata
for release_filename in release.release_files:
release_file = release[release_filename]
release_file.size = os.path.getsize(
release_file.content.open().name)
context.evolved = 1
