handle no numbers in set name

.gitignore

@@ -24,3 +24,5 @@ doc/pw-inventory/SQUARE_inventory_forautomation_2025-06-18-0139.csv
 doc/pw-inventory/square_inventory_export_2025-06-18-0137.xlsx
 
 square-src.code-workspace
+
+doc/pw-inventory/

src/asquare.py

@@ -103,7 +103,11 @@ async def acat2id(cat_id: str):
         {
             "id": obj["id"],
             "name": obj.get("item_data", {}).get("name", "Unknown"),
-            "number": get_set_number(obj.get("item_data", {}).get("name", ""))
+            "number": None if not obj.get("item_data", {}).get("name", "") else (
+                get_set_number(obj.get("item_data", {}).get("name", "")) 
+                if re.findall(r"\d{5}", obj.get("item_data", {}).get("name", "")) 
+                else None
+            )
         }
         for obj in result_json.get("objects", [])
     ]