kvcontext.py

def echo(update, context: HandlerContext):
    """
    Assumes that the context acts as a random-access key-value store so that the user can add
    his or her own objects to be accessible in every callback
    """

    # Automatically extracts the current peer in order to send formatted messages
    context['formatter'].send_success("This has a green :white_checkmark: emoji")  # ✅
    context['formatter'].send_action_hint("Lightbulb business")  # 💡

    # Callback manager on the basis of @EchteEldin's proposal
    arbitrary_stuff = {'user_needs_help': True}
    callback = context['callback_manager'].generate_callback(
        action=help,
        data=arbitrary_stuff,
    )

    # I got this MessageBuilder class that abstracts building up responses
    context['message_builder'].bold('Hello World!').newline().smallcaps('Waddup').inline_button(
        text=context['formatter'].hint("Get Help"),
        callback_data=callback
    ).send()