修改部分问题

app/model/schemas/project_train_schemas.py

@@ -1,5 +1,4 @@
-import datetime
-
+from datetime import datetime
 from pydantic import BaseModel, Field
 from typing import Optional
 
@@ -8,7 +7,10 @@ class ProjectTrainOut(BaseModel):
     """项目训练版本信息表"""
     id: Optional[int] = Field(None, description="训练id")
     train_version: Optional[str] = Field(None, description="训练版本号")
-    create_time: Optional[datetime.datetime] = Field(None, description="训练时间")
+    create_time: Optional[datetime] = Field(None, description="训练时间")
 
     class Config:
         orm_mode = True
+        json_encoders = {
+            datetime: lambda v: v.strftime("%Y-%m-%d %H:%M:%S")
+        }