randomize filename and clean up

app.py

@@ -1,13 +1,28 @@
 import gradio as gr
 import os
 import spaces
+import string
+import random
+
+
+def random_word(length):
+    letters = string.ascii_lowercase
+    return "".join(random.choice(letters) for _ in range(length))
 
 
 @spaces.GPU
-def convert(file):
-    os.system(f"pandoc {file} -t markdown -o output.md")
-    with open("output.md", "r") as f:
-        return f.read()
+def convert(input_file):
+    # Convert the file to markdown with pandoc
+    output_file = f"{random_word(16)}.md"
+    os.system(f"pandoc {input_file} -t markdown -o {output_file}")
+
+    # Read the file and delete
+    markdown = ""
+    with open(output_file, "r") as f:
+        markdown = f.read()
+    os.remove(output_file)
+
+    return markdown
 
 
 gr.Interface(