Fixing directory in which PDF should be saved.

main.py

@@ -7,7 +7,6 @@ from langchain.vectorstores import Chroma
 from langchain.document_loaders import PyPDFLoader
 import panel as pn
 import PyPDF2
-import tempfile
 
 pn.extension(notifications=True)
 pn.extension('texteditor', template="bootstrap", sizing_mode='stretch_width')
@@ -92,11 +91,11 @@ def qa_result(_):
 
     # save pdf file to a temp file
     if file_input.value is not None:
-        file_input.save("temp.pdf")
+        file_input.save("/.cache/temp.pdf")
 
         prompt_text = prompt.value
         if prompt_text:
-            result = qa(file="temp.pdf", query=prompt_text, chain_type=select_chain_type.value,
+            result = qa(file="/.cache/temp.pdf", query=prompt_text, chain_type=select_chain_type.value,
                         k=select_k.value)
             if result.get('error') is None:
                 convos.extend([