Update app.py

app.py

@@ -143,13 +143,12 @@ def append_file(file_path, content):
     except:
         return "Error occurred while appending to file."
 
-def download_csv(file_path, content):
-    try:
-        with open(file_path, "wb") as file:
-            writer = csv.writer(file)
-        return f"Successfully downloaded {file_path}."
-    except:
-        return "Error occurred while downloading file."
+def download_csv(file_path):
+    with open(file_path, "rb") as f:
+        contents = f.read()
+    b64 = base64.b64encode(contents).decode()
+    href = f'<a href="data:application/octet-stream;base64,{b64}" download="{file_path}">Download</a>'
+    return href
 
 title = """<h1 align="center">Memory Chat Story Generator ChatGPT</h1>"""
 description = """