def get_label(self, entity_id: int):
dse = DatasetEntryEntity.alias()
lbl = LabelEntity.alias()
query = (dse.select(lbl.name).join(
lbl, on=(dse.label == lbl.id)).where(dse.id == entity_id))
result = list(query.dicts().execute())
return result[0]["name"] if len(result) > 0 else None
def fetch_all(self, entity_id: int):
anns = AnnotationEntity.alias()
lbl = LabelEntity.alias()
query = (anns.select(
anns.id.alias("annot_id"), anns.entry.alias("annot_entry"),
anns.kind.alias("annot_kind"), anns.points.alias("annot_points"),
lbl.id.alias("label_id"), lbl.name.alias("label_name"),
lbl.color.alias("label_color")).join(
lbl, on=(anns.label == lbl.id),
join_type=JOIN.LEFT_OUTER).where(anns.entry == entity_id))
cursor = query.dicts().execute()
result = []
for row in cursor:
ann_vo = AnnotaVO()
ann_vo.id = row["annot_id"]
ann_vo.entry = row["annot_entry"]
ann_vo.kind = row["annot_kind"]
ann_vo.points = row["annot_points"]
ann_vo.label = None
if row["label_id"]:
label = LabelVO()
label.id = row["label_id"]
label.name = row["label_name"]
label.color = row["label_color"]
ann_vo.label = label
result.append(ann_vo)
return result
def save(self, vo: LabelVO):
label = LabelEntity.create(
name=vo.name.title(),
color=vo.color,
dataset=vo.dataset
)
vo.id = label.get_id()
return vo
def fetch_all(self, ds_id):
cursor = LabelEntity.select().where(LabelEntity.dataset == ds_id).dicts().execute()
result = []
for ds in list(cursor):
vo = LabelVO()
result.append(vo)
for k, v in ds.items():
setattr(vo, k, v)
return result
def fetch_entries_for_classification(self, ds_id):
en: DatasetEntryEntity = DatasetEntryEntity.alias("en")
lbl: LabelEntity = LabelEntity.alias("lbl")
query = (en.select(en.file_path,
lbl.name).join(lbl,
JOIN.INNER,
on=en.label == lbl.id).where(
en.dataset == ds_id
and en.label.is_null(False)))
cursor = query.dicts().execute()
return list(cursor)
def fetch_labels(self, dataset_id: int = None):
e = DatasetEntryEntity.alias("e")
l = LabelEntity.alias("l")
query = (e.select(
e.file_path.alias("image"), l.name.alias("label")).join(
l, on=(e.label == l.id)).where((e.dataset_id == dataset_id)
& (e.label.is_null(False))))
cursor = query.dicts().execute()
result = []
for row in cursor:
result.append(row)
return result
def fetch_all_by_dataset(self, dataset_id: int = None):
ann = AnnotationEntity.alias("a")
ds_entry = DatasetEntryEntity.alias("i")
lbl = LabelEntity.alias("l")
query = (ann.select(ds_entry.file_path.alias("image"),
ann.kind.alias("annot_kind"),
ann.points.alias("annot_points"),
lbl.name.alias("label_name"),
lbl.color.alias("label_color")).join(
ds_entry, on=(ann.entry == ds_entry.id)).join(
lbl,
on=(ann.label == lbl.id),
join_type=JOIN.LEFT_OUTER).where(
ds_entry.dataset == dataset_id))
cursor = query.dicts().execute()
result = []
for row in cursor:
result.append(row)
return result
def delete(self, id: int):
result = LabelEntity.delete_by_id(id)
DatasetEntryEntity.update(label=None).where(DatasetEntryEntity.label == id).execute()
return result