gistfile1.py

from IPython.display import HTML, Javascript, display


js = """
 
    var botao = $('<button class="toogle-button" id="botao">Mostrar/ocultar célula</button>');
    
    botao.click(function(event) {
        var cell = $(".selected", document);
        var input_area = $(".input_area", cell);

        $("div[is_hidden='true']").toggle().attr('is_hidden', 'false');
        
        var attr = input_area.attr('is_hidden');
        console.log(attr);
        if (!attr) {
            input_area.attr('is_hidden', 'true');
            input_area.hide();
        }
        });
    
    $('#notebook-container').append(botao);

"""

js = Javascript(js)
display(js)