Update app.py

app.py

@@ -172,7 +172,7 @@ def extract_text_from_file(
                 "document": existing_document
             }
         # Fetch dynamic schema based on document type
-        schema_doc = db.invoice_collection.find_one({"document_type": document_type})
+        schema_doc = invoice_collection.find_one({"document_type": document_type})
         if not schema_doc:
             raise ValueError("No schema found for the given document type")
 
@@ -185,7 +185,7 @@ def extract_text_from_file(
 
         # Extract and parse invoice data
         file_data, _ = fetch_file_from_s3(file_key)
-        extracted_data = extract_invoice_data(file_data, content_type,json_schema)
+        extracted_data = extract_invoice_data(file_data, content_type, json_schema)
 
         # Store extracted data in MongoDB
         document = {