Update gradio_chatwithpdf.py

gradio_chatwithpdf.py

@@ -1,20 +1,17 @@
 
 from openai import OpenAI
 import gradio
-import shutil
 import pdfplumber
 import os
-import tempfile
+from io import BytesIO
 
 def read_PDF_2(fileobj):
     print("readPDF called")
     pdf_text = ""
     
-    temp_dir = tempfile.mkdtemp()
-    path = os.path.join(temp_dir, os.path.basename(fileobj.name))
-    shutil.copyfile(fileobj.name, path)
+    pdf_file = BytesIO(fileobj)
     
-    with pdfplumber.open(path) as pdf:
+    with pdfplumber.open(pdf_file) as pdf:
         for page in pdf.pages:
             pdf_text += page.extract_text()
 
@@ -41,7 +38,7 @@ def askPDF(upload_PDF, prompt):
 
 # gradio deployment
 demo = gradio.Interface(fn=askPDF,
-                        inputs=[gradio.File(file_types=['.pdf']), 'text'],
+                        inputs=[gradio.File(type = "binary",file_types=['.pdf']), 'text'],
                         outputs="text",
                         )