Update app.py

app.py

@@ -47,9 +47,9 @@ def build_vectorstore_from_structured_records(df: pd.DataFrame):
         job_done = str(row.get("Job Done", "")).strip()
         backlog = str(row.get("Backlog?", "")).strip()
         days = str(row.get("Days in Backlog", "")).strip()
-        if not any([item_class, job_done, backlog?, days_in_backlog]):
+        if not any([item_class, job_done, backlog, days]):
             continue
-        sentence = f"Item Class {item_class} has status {job_done}, is in {backlog?} backlog, and has {days_in_backlog} days."
+        sentence = f"Item Class {item_class} has status {job_done}, is in {backlog} backlog, and has {days} days."
         records.append(Document(page_content=sentence, metadata={"source": f"Row {i+1}"}))
 
     splitter = RecursiveCharacterTextSplitter(chunk_size=1000, chunk_overlap=150)