mrz

PythonProject/api/statistics_api.py

@@ -1,7 +1,7 @@
 from fastapi import APIRouter,Depends
 from dao.statistics_dao import select_all,select_age,select_score,select_avg_score,select_salary,select_days
 from schema.student_schema import StudentResponse
-from schema.statistics_schema import AllStuResponse,AvgDayResponse
+from schema.statistics_schema import AllStuResponse,AvgDayResponse,AcgScoreResponse
 from util.database import get_db
 
 StatisticsAPI = APIRouter()
@@ -21,10 +21,10 @@ def get_students(min_score:int|None=None,max_score:int|None=None,db=Depends(get_
     l = select_score(min_score,max_score,db)
     return [i for i in l]
 
-@StatisticsAPI.get("/avg_score",response_model=StudentResponse,tags=['统计分析模块'],summary='统计每次考试每个班级的平均分并排序')
+@StatisticsAPI.get("/avg_score",response_model=list[AcgScoreResponse],tags=['统计分析模块'],summary='统计每次考试每个班级的平均分并排序')
 def get_scores(db=Depends(get_db)):
     l = select_avg_score(db)
-    return [i for i in l]
+    return l
 
 @StatisticsAPI.get("/salary",response_model=list[StudentResponse],tags=['统计分析模块'],summary='统计薪资最高的前五名的学员信息')
 def get_scores(db=Depends(get_db)):
@@ -35,4 +35,3 @@ def get_scores(db=Depends(get_db)):
 def get_days(db=Depends(get_db)):
     l = select_days(db)
     return l
-

PythonProject/dao/statistics_dao.py

@@ -49,7 +49,7 @@ def select_score(min_score,max_score,db):
 # 实现统计每次考试每个班级的平均分并排序的功能
 def select_avg_score(db):
     try:
-        l1 = db.query(func.avg(WlScore.score))\
+        l1 = db.query(Student_Model.class_id,func.avg(WlScore.score).label('avg_score'))\
             .join(Student_Model,WlScore.stu_id == Student_Model.stu_id)\
             .filter(WlScore.delete_status==0,Student_Model.delete_status == 0)\
             .group_by(Student_Model.class_id)\

PythonProject/main.py

@@ -1,5 +1,4 @@
 from fastapi import FastAPI
-
 from api.employment_api import emp_api
 from api.student_api import StudentAPI
 from api.statistics_api import StatisticsAPI
@@ -9,12 +8,7 @@ app = FastAPI(title='沃林学⽣管理系统')
 
 app.include_router(StudentAPI)
 app.include_router(StatisticsAPI)
-
 app.include_router(teacher_api)
 app.include_router(emp_api)
-
-
-if __name__ == '__main__':
-    import uvicorn
-    uvicorn.run("main:app",host='0.0.0.0',port=12310)
+app.include_router(gradeAPI)
 app.include_router(gradeAPI)

PythonProject/schema/statistics_schema.py

@@ -5,6 +5,10 @@ class AllStuResponse(BaseModel):
     gender: str | None
     cnt: int
 
+class AcgScoreResponse(BaseModel):
+    class_id: int
+    avg_score: float
+
 class AvgDayResponse(BaseModel):
     class_id: int
     avg_days: str | None