code: def show_all():
      select = db.select(Todo).order_by(Todo.pub_date.desc())
      todos = db.session.execute(select).scalars()
      return render_template("show_all.html", todos=todos)
  
file_path: flask-sqlalchemy/examples/todo/app.py
imports: from datetime import datetime
  from datetime import timezone
  from flask import flash
  from flask import Flask
  from flask import redirect
  from flask import render_template
  from flask import request
  from flask import url_for
  from flask_sqlalchemy import SQLAlchemy
  from sqlalchemy.orm import DeclarativeBase
  from sqlalchemy.orm import Mapped, mapped_column
label_desc: Use image node_id 2 for calling a global function with example usage: show_all() and returns: render_template