refactor 📦 revert product resource clean method

oscar_odin/resources/catalogue.py

@@ -8,13 +8,11 @@
 
 import odin
 from odin.fields import StringField
-from odin.exceptions import ValidationError as OdinValidationError, NON_FIELD_ERRORS
 
 from ..fields import DecimalField
 
 OscarResource = get_class("oscar_odin.resources.base", "OscarResource")
 
-PartnerResource = get_class("oscar_odin.resources.partner", "PartnerResource")
 StockRecordResource = get_class("oscar_odin.resources.partner", "StockRecordResource")
 
 ProductModel = get_model("catalogue", "Product")
@@ -137,28 +135,3 @@ class ProductResource(OscarCatalogueResource):
     children: Optional[List["ProductResource"]] = odin.ListOf.delayed(
         lambda: ProductResource, null=True
     )
-
-    def clean(self):
-        if (
-            not self.stockrecords
-            and (self.price is not None or self.availability is not None)
-            and not (
-                self.upc is not None
-                and self.currency is not None
-                and self.partner is not None
-            )
-        ):
-            errors = {
-                NON_FIELD_ERRORS: [
-                    "upc, currency and partner are required when specifying price or availability"
-                ]
-            }
-            # upc is allready required so we don't need to check for it here
-            if (
-                self.currency is None
-            ):  # currency has a default but it can be set to null by accident
-                errors["currency"] = ["Currency can not be empty."]
-            if self.partner is None:
-                errors["partner"] = ["Partner can not be empty."]
-
-            raise OdinValidationError(errors, code="simpleprice")