app.py

import pandas as pd
import numpy as np
import plotly.graph_objects as go
import gradio as gr
from datasets import Dataset, DatasetDict
from huggingface_hub import HfApi, HfFolder

# Generate a synthetic dataset
def synthesize_dataset(file_path):
    np.random.seed(42)
    data = {
        'title': [f'Place {i}' for i in range(100)],
        'latitude': np.random.uniform(low=32.0, high=36.0, size=100),
        'longitude': np.random.uniform(low=-114.0, high=-110.0, size=100),
        'info': [f'Info {i}' for i in range(100)]
    }
    df = pd.DataFrame(data)
    df.to_csv(file_path, index=False)
    return df

class DataLoader:
    """
    Class to handle loading of datasets.
    """

    def __init__(self, file_path: str):
        """
        Initialize with the path to the dataset file.

        Args:
            file_path (str): Path to the CSV dataset file.
        """
        self.file_path = file_path

    def load(self) -> pd.DataFrame:
        """
        Load the dataset from the CSV file.

        Returns:
            pd.DataFrame: Loaded dataset as a pandas DataFrame.
        """
        return pd.read_csv(self.file_path)

class MapVisualizer:
    """
    Class to handle creation of map visualizations.
    """

    def __init__(self, df: pd.DataFrame):
        """
        Initialize with a DataFrame.

        Args:
            df (pd.DataFrame): DataFrame containing the data to visualize.
        """
        self.df = df

    def create(self, filter_keyword: str) -> go.Figure:
        """
        Create a map visualization filtered by a keyword.

        Args:
            filter_keyword (str): Keyword to filter the dataset by 'title' column.

        Returns:
            go.Figure: Plotly figure object with the map visualization.
        """
        filtered_df = self.df[self.df['title'].str.contains(filter_keyword, case=False, na=False)]
        
        fig = go.Figure(go.Scattermapbox(
            lat=filtered_df['latitude'].tolist(),
            lon=filtered_df['longitude'].tolist(),
            mode='markers',
            marker=go.scattermapbox.Marker(size=6),
            text=filtered_df['info'].tolist(),
            hoverinfo="text",
            hovertemplate='<b>Info</b>: %{text}<br><b>Latitude</b>: %{lat}<br><b>Longitude</b>: %{lon}'
        ))

        fig.update_layout(
            mapbox_style="open-street-map",
            hovermode='closest',
            mapbox=dict(
                bearing=0,
                center=go.layout.mapbox.Center(
                    lat=filtered_df['latitude'].mean(),
                    lon=filtered_df['longitude'].mean()
                ),
                pitch=0,
                zoom=8
            ),
        )

        return fig

class GradioApp:
    """
    Class to handle the Gradio application interface.
    """

    def __init__(self, dataset_path: str):
        """
        Initialize with the path to the dataset.

        Args:
            dataset_path (str): Path to the dataset CSV file.
        """
        self.data_loader = DataLoader(dataset_path)
        self.df = self.data_loader.load()
        self.map_visualizer = MapVisualizer(self.df)
        
    def filter_map(self, keyword: str) -> go.Figure:
        """
        Filter the map visualization by a keyword.

        Args:
            keyword (str): Keyword to filter the dataset by 'title' column.

        Returns:
            go.Figure: Plotly figure object with the map visualization.
        """
        return self.map_visualizer.create(keyword)

    def launch(self):
        """
        Launch the Gradio application.
        """
        with gr.Blocks() as demo:
            gr.Markdown("# 📈 Real-Time Map Plot")
            keyword_input = gr.Textbox(label="Keyword to Filter", placeholder="Enter keyword")
            map_output = gr.Plot()
            filter_button = gr.Button("Update Map")

            filter_button.click(self.filter_map, inputs=[keyword_input], outputs=map_output)

        demo.launch(share=True)

class HuggingFaceIntegration:
    """
    Class to handle interaction with Hugging Face Hub.
    """

    def __init__(self):
        """
        Initialize Hugging Face API.
        """
        self.api = HfApi()

    def upload_dataset(self, df: pd.DataFrame, repo_id: str):
        """
        Upload dataset to Hugging Face Hub.

        Args:
            df (pd.DataFrame): DataFrame containing the dataset.
            repo_id (str): Hugging Face repository ID.
        """
        dataset = Dataset.from_pandas(df)
        dataset_dict = DatasetDict({"train": dataset})
        dataset_dict.push_to_hub(repo_id)

    def load_dataset(self, repo_id: str) -> pd.DataFrame:
        """
        Load dataset from Hugging Face Hub.

        Args:
            repo_id (str): Hugging Face repository ID.

        Returns:
            pd.DataFrame: Loaded dataset as a pandas DataFrame.
        """
        dataset = Dataset.from_hub(repo_id, split="train")
        return dataset.to_pandas()

# Synthesize a dataset
synthesize_dataset('/content/synthetic_dataset.csv')

# Create and launch the Gradio app
if __name__ == "__main__":
    app = GradioApp('/content/synthetic_dataset.csv')
    app.launch()