Coverage for python/lsst/verify/blobset.py : 22%

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# # LSST Data Management System # # This product includes software developed by the # LSST Project (http://www.lsst.org/). # # See COPYRIGHT file at the top of the source tree. # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the LSST License Statement and # the GNU General Public License along with this program. If not, # see <https://www.lsstcorp.org/LegalNotices/>. #
"""A collection of `~lsst.verify.Blob`\ s.
Parameters ---------- blobs : `list` of `lsst.verify.Blob`\ s Blobs to include in the set. """
# internal dict of Blobs self._items = {} # internal mapping of blob names to identifiers self._name_map = {}
if blobs is not None: for blob in blobs: self.insert(blob)
"""Create a BlobSet from a parsed JSON dataset.
Parameters ---------- blobs : `list`, optional A list of blob JSON serializations.
Returns ------- instance : `BlobSet` A `BlobSet` instance. """ instance = cls() if blobs is None: blobs = [] for blob_doc in blobs: blob = Blob.deserialize(**blob_doc) instance.insert(blob) return instance
try: # key may be a blob's name, rather than identifier key = self._name_map[key] except KeyError: pass
return self._items[key]
if not isinstance(value, Blob): message = ('Blob {0} is not a ' 'lsst.verify.Blob-type') raise TypeError(message.format(value))
if key != value.identifier: message = ("Key {0} is inconsistent with the blob's " "identifier, {1}") raise KeyError(message.format(key, value.identifier))
self._items[key] = value self._name_map[value.name] = key
return len(self._items)
try: # key may be a blob's name, rather than identifier key = self._name_map[key] except KeyError: pass
return key in self._items
try: # key may be a blob's name, rather than identifier key = self._name_map[key] except KeyError: pass
del self._items[key]
for key in self._items: yield key
return self._items == other._items
return not self.__eq__(other)
count = len(self) if count == 0: count_str = 'empty' elif count == 1: count_str = '1 Blob' else: count_str = '{count:d} Blobs'.format(count=count) return '<BlobSet: {0}>'.format(count_str)
"""Get a sequence of blob identifiers, which are keys to the BlobSet.
Returns ------- keys : sequence of `str` Sequence of `Blob.identifier`. """ return self._items.keys()
"""Iterate over (identifier, `Blob`) pairs in the set.
Yields ------ item : `tuple` Tuple containing:
- `Blob.identifier` of the `Blob` (`str`) - `Blob` instance """ for item in self._items.items(): yield item
"""Insert a blob into the set.
Parameters ---------- blob : `Blob` `Blob` to insert into the set. It can be accessed by key from the BlobSet through its `Blob.identifier` string. """ self[blob.identifier] = blob
def json(self): """A `dict` that can be serialized as JSON.""" json_doc = JsonSerializationMixin._jsonify_list( [blob for identifier, blob in self.items()] ) return json_doc |