in Payment value is amount, in Bill_line amount is quantity

port/models.py

@@ -58,17 +58,17 @@ class Stay(models.Model):
     going_to =
     
 class Payment(models.Model):
-  num =
-  date = models.DateTimeField('date published')
-  pay_type =
-  value =
+	num =
+	date = models.DateTimeField('date published')
+	pay_type =
+	amount =
   
 class Bill_line(models.Model):
-  service = 
-  amount = 
+	service = 
+	quantity = 
   
 class Service(models.Model):
-  service_type = 
+	service_type = 
   
   
 # Create your models here.