Update app.py

app.py

@@ -22,6 +22,17 @@ def clean_text(text):
     text = re.sub(r'\s+', ' ', text)
     return text.strip()
 
+def safe_base64_decode(s):
+    # add missing padding if necessary
+    missing_padding = len(s) % 4
+    if missing_padding:
+        s += '='* (4 - missing_padding)
+    try:
+        return base64.b64decode(s)
+    except binascii.Error as e:
+        print("Error decoding base64 string:", e)
+        return None
+
 def image_to_latex(image):
     image_path = "/tmp/equation.png"  # Modify as needed
     image.save(image_path)
@@ -62,8 +73,7 @@ def pdf_to_text(file):
 
     return output_file_name
 
-
-iface = gr.Interface(fn=pdf_to_text,
+iface = grInterface(fn=pdf_to_text,
                      inputs=gr.inputs.File(label="Your PDF"),
                      outputs=gr.outputs.File(label="Download TXT"),
                      title="PDF to TXT",