"Start migration to 6.0 [SKIP CI]."

sale.py

@@ -11,7 +11,7 @@ __all__ = ['Sale', 'SaleLine', 'ChangeLineQuantityStart', 'ChangeLineQuantity']
 
 class Sale(metaclass=PoolMeta):
     __name__ = 'sale.sale'
-    productions = fields.Function(fields.One2Many('production', None,
+    productions = fields.Function(fields.Many2Many('production', None, None,
         'Productions'), 'get_productions')
 
     @classmethod
@@ -40,7 +40,7 @@ class Sale(metaclass=PoolMeta):
     @classmethod
     def process(cls, sales):
         for sale in sales:
-            if sale.state in ('done', 'cancel'):
+            if sale.state in ('done', 'cancelled'):
                 continue
             with Transaction().set_user(0, set_context=True):
                 sale.create_productions()
@@ -250,7 +250,7 @@ class ChangeLineQuantityStart(metaclass=PoolMeta):
         produced_quantity = 0
         productions = self.line.productions if self.line else []
         for production in productions:
-            if production.state in ('assigned', 'running', 'done', 'cancel'):
+            if production.state in ('assigned', 'running', 'done', 'cancelled'):
                 produced_quantity += Uom.compute_qty(production.uom,
                     production.quantity, self.line.unit)
 
@@ -285,7 +285,7 @@ class ChangeLineQuantity(metaclass=PoolMeta):
         quantity = self.start.new_quantity
 
         for production in line.productions:
-            if production.state in ('assigned', 'running', 'done', 'cancel'):
+            if production.state in ('assigned', 'running', 'done', 'cancelled'):
                 quantity -= Uom.compute_qty(production.uom,
                     production.quantity, self.start.line.unit)
         if quantity < 0:

tryton.cfg

@@ -1,5 +1,5 @@
 [tryton]
-version=5.0.0
+version=6.0.0
 depends:
     production_origin
     sale