remove coverage from parts migrations

InvenTree/part/migrations/0001_initial.py

@@ -11,7 +11,7 @@ import InvenTree.validators
 import part.models
 
 
-def attach_file(instance, filename):
+def attach_file(instance, filename):  # pragma: no cover
     """
     Generate a filename for the uploaded attachment.
 

InvenTree/part/migrations/0039_auto_20200515_1127.py

@@ -10,7 +10,7 @@ def update_tree(apps, schema_editor):
     Part.objects.rebuild()
 
 
-def nupdate_tree(apps, schema_editor):
+def nupdate_tree(apps, schema_editor):  # pragma: no cover
     pass
 
 

InvenTree/part/migrations/0056_auto_20201110_1125.py

@@ -33,7 +33,7 @@ def migrate_currencies(apps, schema_editor):
 
     remap = {}
 
-    for index, row in enumerate(results):
+    for index, row in enumerate(results):  # pragma: no cover
         pk, suffix, description = row
 
         suffix = suffix.strip().upper()
@@ -57,7 +57,7 @@ def migrate_currencies(apps, schema_editor):
 
     count = 0
 
-    for index, row in enumerate(results):
+    for index, row in enumerate(results):  # pragma: no cover
         pk, cost, currency_id, price, price_currency = row
 
         # Copy the 'cost' field across to the 'price' field
@@ -71,10 +71,10 @@ def migrate_currencies(apps, schema_editor):
 
         count += 1
 
-    if count > 0:
+    if count > 0:  # pragma: no cover
         print(f"Updated {count} SupplierPriceBreak rows")
 
-def reverse_currencies(apps, schema_editor):
+def reverse_currencies(apps, schema_editor):  # pragma: no cover
     """
     Reverse the "update" process.