mch/admin.py

@@ -16,7 +16,8 @@ class OperatorInfoAdmin(admin.ModelAdmin):

                     def save_model(self, request, obj, form, change):
              

                         obj.phone = strip(obj.phone)
              

                         obj.password = strip(obj.password)
              

                -        obj.encryption = make_password(obj.password, settings.MAKE_PASSWORD_SALT, settings.MAKE_PASSWORD_HASHER)
              

                +        if obj.password:
              

                +            obj.encryption = make_password(obj.password, settings.MAKE_PASSWORD_SALT, settings.MAKE_PASSWORD_HASHER)
              

                         obj.password = ''
              

                 
              

                         obj.brand_id = strip(obj.brand_id)