def attach_metadata(self, path, metadata):
timeseries = self.timeseries.get(path, None)
if timeseries is not None:
timeseries.attach_metadata(metadata)
else:
self.metadata[path] = util.dict_merge(metadata, self.metadata[path])
def attach_metadata(self, metadata):
"""
Attaches metadata to this timeseries following update/insert policy
"""
self.metadata = util.dict_merge(metadata, self.metadata)
self.dirty = True
