fix minor

booking.py

@@ -34,7 +34,7 @@ class Booking(Workflow, ModelSQL, ModelView):
     last_name = fields.Char('Last Name', required=True)
     mobile = fields.Char('Mobile', required=True)
     email = fields.Char('Email', required=True)
-    signature = fields.Char('signature', required=False)
+    signature = fields.Char('signature')
     subdivision = fields.Many2One('country.subdivision', 'Subdivision')
     address = fields.Char('Address', states=STATES)
     city = fields.Char('City', states=STATES)
@@ -188,9 +188,7 @@ class Booking(Workflow, ModelSQL, ModelView):
     @ModelView.button
     @Workflow.transition('processed')
     def process(cls, records):
-
-        print("cls", cls)
-        print("record", record)
+        
         for record in records:
             record.create_service()
             record.send_emails()

service.py

@@ -31,7 +31,7 @@ class Service(Workflow, ModelSQL, ModelView):
     'Rental Service'
     __name__ = 'rental.service'
     _rec_name = 'party'
-    number = fields.Char('Number', readonly=True, select=True)
+    number = fields.Char('Number', readonly=True, )
     company = fields.Many2One('company.company', 'Company', required=True,
         states=STATES, domain=[
             ('id', If(In('company',
@@ -597,9 +597,9 @@ class RentalSale(ModelSQL):
     __name__ = 'rental.service-sale.sale'
     _table = 'rental_sales_rel'
     rental = fields.Many2One('rental.service', 'Rental', ondelete='CASCADE',
-        select=True, required=True)
+         required=True)
     sale = fields.Many2One('sale.sale', 'Sale', ondelete='RESTRICT',
-        select=True, required=True)
+         required=True)
 
 
 class RentalVoucher(ModelSQL):