add support for running with gradio 3.9 installed

modules/generation_parameters_copypaste.py

@@ -7,7 +7,7 @@ from pathlib import Path
 
 import gradio as gr
 from modules.shared import script_path
-from modules import shared
+from modules import shared, ui_tempdir
 import tempfile
 from PIL import Image
 
@@ -39,7 +39,7 @@ def quote(text):
 def image_from_url_text(filedata):
     if type(filedata) == dict and filedata["is_file"]:
         filename = filedata["name"]
-        is_in_right_dir = any([filename in fileset for fileset in shared.demo.temp_file_sets])
+        is_in_right_dir = ui_tempdir.check_tmp_file(shared.demo, filename)
         assert is_in_right_dir, 'trying to open image file outside of allowed directories'
 
         return Image.open(filename)