增加对训练和推理中图片情况的判断

app/model/crud/project_image_crud.py

@@ -45,6 +45,36 @@ def get_image_pager2(image: ProjectImage, session: Session):
     return pager
 
 
+def check_image_label(project_id: int, img_type: str, session: Session):
+    """
+    检验是否所有图片都标注
+    :param project_id:
+    :param img_type:
+    :param session:
+    :return:
+    """
+    # 1 子查询
+    subquery = (
+        session.query(
+            ProjectImgLabel.image_id,
+            func.ifnull(func.count(ProjectImgLabel.id), 0).label('label_count')
+        )
+        .group_by(ProjectImgLabel.image_id)
+        .subquery()
+    )
+    # 2 主查询
+    query = (
+        session.query(
+            piModel,
+            func.ifnull(subquery.c.label_count, 0).label('label_count')
+        )
+        .outerjoin(subquery, piModel.id == subquery.c.image_id)
+    )
+    query = query.filter(piModel.project_id == project_id)\
+        .filter(piModel.img_type == img_type).filter(subquery.c.label_count.is_(None))
+    return query.count()
+
+
 def check_img_name(project_id: int, img_type: str, file_name: str, session: Session):
     """
     根据项目id和文件名称进行查重