handle pathlib depending on the platform

app.py

@@ -4,10 +4,13 @@ from fastai.vision.all import *
 import gradio as gr
 from gradio.components import Image
 from gradio import Label
-from pathlib import Path
 
-model_path = Path("model.pkl")
-learner = load_learner(model_path)
+import pathlib
+plt = platform.system()
+if plt == 'Linux':
+    pathlib.WindowsPath = pathlib.PosixPath
+
+learner = load_learner('model.pkl')
 labels = learner.dls.vocab