Update: names of classes

port/models.py

@@ -51,16 +51,24 @@ class Plug(models.Model):
 class Tap(models.Model):
     num =
 
-class (models.Model):
+class Stay(models.Model):
+    arrival = models.DateTimeField('date published')
+    departure = models.DateTimeField('date published')
+    coming_from = 
+    going_to =
     
-    pub_date = models.DateTimeField('date published')
-    pub_date = models.DateTimeField('date published')
+class Payment(models.Model):
+  num =
+  date = models.DateTimeField('date published')
+  pay_type =
+  value =
   
+class Bill_line(models.Model):
+  service = 
+  amount = 
+  
+class Service(models.Model):
+  service_type = 
   
-class Boat(models.Model):
-class Boat(models.Model):
-class Boat(models.Model):
-class Boat(models.Model):
-class Boat(models.Model):
   
 # Create your models here.