crappy

models/client.py

@@ -1,5 +1,5 @@
 from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, BigInteger
-from sqlalchemy.orm import relationship, backref
+from sqlalchemy.orm import relationship
 
 from models import BaseModel
 
@@ -12,6 +12,8 @@ class Client(BaseModel):
 
     products = relationship('Product', back_populates='client')
 
+    details = relationship('ClientDetails', uselist=False, back_populates='client', cascade='all, delete')
+
 
 class ClientDetails(BaseModel):
     __tablename__ = 'client_details'
@@ -19,7 +21,7 @@ class ClientDetails(BaseModel):
     id = Column(Integer, autoincrement=True, primary_key=True, index=True)
 
     client_id = Column(Integer, ForeignKey('clients.id'), unique=True, nullable=False, comment='ID клиента')
-    client = relationship('Client', backref=backref('details', uselist=False))
+    client = relationship('Client', back_populates='details', cascade='all, delete', uselist=False)
 
     address = Column(String)
     phone_number = Column(String)