import pandas as pd from .base import BaseAnalysis from flask import render_template_string class GenerateStatistics(BaseAnalysis): name = "Test Statistics (Placeholder)" description = "Generates activity statistics grouped by hour." def execute(self, df: pd.DataFrame): df["hour"] = df["timestamp"].dt.hour statistics = df.groupby("hour").size().reset_index(name="count") # Convert statistics DataFrame to HTML table_html = statistics.to_html(classes="table table-bordered table-striped") # Wrap it in Bootstrap styling html_content = render_template_string( """ <div class="card mt-3"> <div class="card-header"> <h4>Activity Statistics</h4> </div> <div class="card-body"> {{ table_html | safe }} </div> </div> """, table_html=table_html ) return html_content