naughty missing commma

app.py

@@ -304,7 +304,7 @@ with gr.Blocks(theme=gr.themes.Soft()) as demo:
             with gr.Row():
                 with gr.Column(scale=1):
                     input_image = gr.Image(type="numpy", label="Input image")
-                    ocr_selector = gr.Radio(choices=['easyocr', 'paddleocr' 'pytesseract', 'kerasocr', 'trocr'], value='easyocr', label="Select OCR Engine")
+                    ocr_selector = gr.Radio(choices=['easyocr', 'paddleocr', 'pytesseract', 'kerasocr', 'trocr'], value='easyocr', label="Select OCR Engine")
                     confidence_slider = gr.Slider(minimum=0, maximum=1, value=0.5, step=0.01, label="Detection Confidence Threshold")
                     submit_btn = gr.Button("Detect License Plates", variant="primary")