def __init__(self,
uri=None,
variable=None,
interface_overload={},
request_dataset=None):
self.request_dataset = request_dataset
if self.request_dataset is None:
self.uri = uri
self.variable = variable
self.alias = None
self.did = None
if self.variable is None:
try:
self.ds = None
rootgrp = nc.Dataset(uri)
self.meta = NcMetadata(rootgrp)
finally:
rootgrp.close()
else:
from ocgis.api.request import RequestDataset
kwds = {'uri': uri, 'variable': variable}
kwds.update(interface_overload)
rd = RequestDataset(**kwds)
self.ds = NcDataset(request_dataset=rd)
self.meta = self.ds.metadata
else:
self.uri = self.request_dataset.uri
self.variable = self.request_dataset.variable
self.ds = self.request_dataset.ds
self.meta = self.request_dataset.ds.metadata
self.alias = self.request_dataset.alias
self.did = self.request_dataset.did
def metadata(self):
if self._metadata is None:
self._metadata = NcMetadata(self._ds)
return(self._metadata)
def test_ncmeta(self):
ncm = NcMetadata(self.rootgrp)
self.assertEqual(ncm.keys(), ['dataset', 'variables', 'dimensions'])