Update app.py

app.py

@@ -410,6 +410,24 @@ def main(model_to_load, save_precision_as, epoch, global_step, reference_model,
     # Return a combined output
     return f"{conversion_output}\n\n{upload_output}"
 
+def increment_filename(filename):
+    """
+    If a file exists, add a number to the filename to make it unique.
+    Example: if test.txt exists, return test(1).txt
+    """
+    if not os.path.exists(filename):
+        return filename
+
+    directory = os.path.dirname(filename)
+    name, ext = os.path.splitext(os.path.basename(filename))
+    counter = 1
+
+    while True:
+        new_name = os.path.join(directory, f"{name}({counter}){ext}")
+        if not os.path.exists(new_name):
+            return new_name
+        counter += 1
+
 with gr.Blocks() as demo:
 
     # Add initial warnings (only once)