Update gradio_chatwithpdf.py

gradio_chatwithpdf.py

@@ -8,8 +8,10 @@ import os
 def read_PDF_2(fileobj):
     print("readPDF called")
     pdf_text = ""
-
-    with pdfplumber.open(fileobj) as pdf:
+    path = "./" + os.path.basename(fileobj.name)
+    shutil.copyfile(fileobj.name, path)
+    
+    with pdfplumber.open(path) as pdf:
         for page in pdf.pages:
             pdf_text += page.extract_text()