def features(self):
"""Get or sets a list of :class:`~pystac.Item` contained in this Single File STAC.
Returns:
List[Item]
"""
features = self.catalog.extra_fields.get('features')
if features is None:
raise STACError('Invalid Single File STAC: does not have "features" property.')
return [pystac.read_dict(feature) for feature in features]
def collections(self):
"""Get or sets a list of :class:`~pystac.Collection` objects contained
in this Single File STAC.
Returns:
List[Band]
"""
collections = self.catalog.extra_fields.get('collections')
if collections is not None:
collections = [pystac.read_dict(col) for col in collections]
return collections
def migrate(path: str) -> None:
try:
with open(path) as f:
stac_json = json.load(f)
except json.decoder.JSONDecodeError:
print(f"Cannot read {path}")
raise
if "stac_version" in stac_json:
cur_ver = stac_json["stac_version"]
if not cur_ver == TARGET_VERSION:
print(" - Migrating {} from {} to {}...".format(
path, cur_ver, TARGET_VERSION))
obj = pystac.read_dict(stac_json, href=path)
migrated = obj.to_dict(include_self_link=False)
with open(path, "w") as f:
json.dump(migrated, f, indent=2)
def test_read_catalog_dict(self) -> None:
catalog_dict = self.stac_io.read_json(
TestCases.get_path("data-files/catalogs/test-case-1/catalog.json"))
catalog = pystac.read_dict(catalog_dict)
self.assertIsInstance(catalog, pystac.Catalog)
def test_read_collection_dict(self) -> None:
collection_dict = self.stac_io.read_json(
TestCases.get_path("data-files/collections/multi-extent.json"))
collection = pystac.read_dict(collection_dict)
self.assertIsInstance(collection, pystac.Collection)
def test_read_item_dict(self) -> None:
item_dict = self.stac_io.read_json(
TestCases.get_path("data-files/item/sample-item.json"))
item = pystac.read_dict(item_dict)
self.assertIsInstance(item, pystac.Item)