Update app.py

app.py

@@ -98,7 +98,10 @@ def load_recommender(path, start_page=1):
     return 'Corpus Loaded.'
 
 def generate_text(openAI_key,prompt, engine="text-davinci-003"):
-    openai.api_key = openAI_key
+    try:
+        openai.api_key = openAI_key
+    except Exception as e:
+        raise ValueError("Failed to set OpenAI API key: " + str(e))
     completions = openai.Completion.create(
         engine=engine,
         prompt=prompt,
@@ -188,7 +191,10 @@ for i in range(row_count):
                 st.error('Question field is empty')
             else:
                 glob_url = url
-                download_pdf(glob_url, 'corpus.pdf')
+                try:
+        download_pdf(glob_url, 'corpus.pdf')
+    except Exception as e:
+        raise ValueError("Failed to download and process the PDF: " + str(e))
                 load_recommender('corpus.pdf')
 
                 answer = generate_answer(question,openAI_key)
@@ -241,7 +247,7 @@ class WorkerThread(threading.Thread):
                 result = generate_answer(question, openAI_key)
                 self.results.put((i, result))
             except Exception as e:
-                self.results.put((i, str(e)))
+                self.results.put((i, "Error (line number, error): (" + str(i) + ", " + str(e) + ")"))
 
 if generate_all:
     questions = [st.session_state.get(f"question{i}", "") for i in range(row_count)]