fixed connection closing issues in fixtures

tests/fixtures/vendor_fixtures.py

@@ -22,6 +22,8 @@ def test_vendor(db, test_user):
     db.add(vendor)
     db.commit()
     db.refresh(vendor)
+    # Expunge vendor from session to prevent ResourceWarning about unclosed connections
+    db.expunge(vendor)
     return vendor
 
 
@@ -41,6 +43,8 @@ def unique_vendor(db, test_user):
     db.add(vendor)
     db.commit()
     db.refresh(vendor)
+    # Expunge vendor from session to prevent ResourceWarning about unclosed connections
+    db.expunge(vendor)
     return vendor
 
 
@@ -59,6 +63,8 @@ def inactive_vendor(db, other_user):
     db.add(vendor)
     db.commit()
     db.refresh(vendor)
+    # Expunge vendor from session to prevent ResourceWarning about unclosed connections
+    db.expunge(vendor)
     return vendor
 
 
@@ -77,6 +83,8 @@ def verified_vendor(db, other_user):
     db.add(vendor)
     db.commit()
     db.refresh(vendor)
+    # Expunge vendor from session to prevent ResourceWarning about unclosed connections
+    db.expunge(vendor)
     return vendor
 
 
@@ -94,6 +102,8 @@ def test_product(db, test_vendor, unique_product):
     db.add(product)
     db.commit()
     db.refresh(product)
+    # Expunge product from session to prevent ResourceWarning about unclosed connections
+    db.expunge(product)
     return product
 
 
@@ -112,6 +122,8 @@ def test_inventory(db, test_product):
     db.add(inventory)
     db.commit()
     db.refresh(inventory)
+    # Expunge inventory from session to prevent ResourceWarning about unclosed connections
+    db.expunge(inventory)
     return inventory
 
 
@@ -133,6 +145,8 @@ def multiple_inventory_entries(db, multiple_products, test_vendor):
     db.commit()
     for inventory in inventory_entries:
         db.refresh(inventory)
+        # Expunge each inventory from session to prevent ResourceWarning about unclosed connections
+        db.expunge(inventory)
     return inventory_entries