def _fill_xls_cell(subject: Subject, cell: Cell, col_key: str,
request: HttpRequest):
if col_key == 'id':
cell.value = subject.pk
elif col_key == 'image':
image = subject.image
if image is None:
cell.value = ''
else:
cell.value = path.basename(image.path)
cell.hyperlink = request.build_absolute_uri(image.url)
elif col_key == 'created_at':
cell.value = subject.created_at
elif col_key == 'pred_sex':
cell.value = subject.pred_sex
elif col_key == 'pred_age':
cell.value = subject.pred_age
else:
raise ValueError(f'Invalid column "{col_key}".')
