Column names of gr.Dataframe disappear when the rows are empty

[hysts]

Describe the bug

With gradio==5.12.0, when passing a pd.DataFrame with only column names and no rows to gr.Dataframe, the column names were preserved, but with gradio>=5.13.0, the column names disappear when there're no rows.

Have you searched existing issues? 🔎

• I have searched and found no existing issues

Reproduction

import gradio as gr
import pandas as pd

with gr.Blocks() as demo:
    gr.Dataframe(value=pd.DataFrame(columns=["a", "b"]))
demo.launch()

Screenshot

gradio==5.12.0

gradio==5.14.0

Logs

System Info

gradio==5.14.0

Severity

I can work around it