app.py

import os
import gradio as gr
from datasets import load_dataset

auth_token = os.environ.get("auth_token")
visit_bench_all = load_dataset("mlfoundations/VisIT-Bench", use_auth_token=auth_token)
print('visit_bench_all')
print(visit_bench_all)
print('dataset keys:')
print(visit_bench_all.keys())
dataset_keys = list(visit_bench_all.keys())
assert len(dataset_keys) == 1
dataset_key = dataset_keys[0]
visit_bench = visit_bench_all[dataset_key]
print('first item:')
print(visit_bench[0])

df = visit_bench.to_pandas()
print(f"Got {len(df)} items in dataframe")
df = df.sample(frac=1)

df['image'] = df['image'].apply(lambda x: f'<a href="{x["path"]}" target="_blank"><img src="{x["path"]}" style="width:100%; max-width:800px; height:auto;"></a>')


cols = list(df.columns)
cols.insert(0, cols.pop(cols.index('image')))
df = df.reindex(columns=cols)
LINES_NUMBER = 20
df.drop(columns=['visual'],inplace=True)

def display_df():
    df_images = df.head(LINES_NUMBER)
    return df_images

def display_next(dataframe, end):
    start = int(end or len(dataframe))
    end = int(start) + int(LINES_NUMBER)
    global df
    if end >= len(df) - 1:
        start = 0
        end = LINES_NUMBER
        df = df.sample(frac=1)
        print(f"Shuffle")
    df_images = df.iloc[start:end]
    assert len(df_images) == LINES_NUMBER
    return df_images, end

initial_dataframe = display_df()

# Gradio Blocks
with gr.Blocks() as demo:
    style = """
    <style>
    .gradio-container table tr td, .gradio-container table tr th {
        padding: 10px 20px;  /* Increase padding, adjust as needed */
        white-space: normal;  /* Ensure text wraps in both data cells and headers */
        word-wrap: break-word;  /* Break the word to prevent overflow */
        vertical-align: top;  /* Align text to the top of the cell */
    }
    .gradio-container table tr td:nth-child(1), .gradio-container table tr th:nth-child(1) {
        white-space: nowrap;  /* Prevent wrapping in image column and its header */
        vertical-align: middle;  /* Align images to the middle of the cell */
        width: 600px;  /* Set a specific width for the image column and its header */
    }
    </style>
    """
    gr.HTML(style)  # This line embeds your CSS in the interface
    gr.Markdown("<h1><center>VisIT-Bench Dataset Viewer</center></h1>")

    with gr.Row():
        num_end = gr.Number(visible=False)
        b1 = gr.Button("Get Initial dataframe")
        b2 = gr.Button("Next Rows")

    with gr.Row():
        out_dataframe = gr.Dataframe(
            value=initial_dataframe,
            row_count=LINES_NUMBER,
            interactive=False,
            datatype=["markdown", "str", "str", "bool", "bool", "bool", "str", "str", "str"],
            # min_width=100,
            column_widths=[300, 120, 120, 120, 120, 120, 120, 120, 120, 120]
        )

    b1.click(fn=display_df, outputs=out_dataframe, api_name="initial_dataframe")
    b2.click(fn=display_next, inputs=[out_dataframe, num_end], outputs=[out_dataframe, num_end],
             api_name="next_rows")

demo.launch(debug=True, show_error=True)