dash_b64_image.py

import dash
import dash_html_components as html
import base64

app = dash.Dash()

encoded_image = base64.b64encode(open('dash_app.png', 'rb').read())

app.layout = html.Div([
    html.Img(src='data:image/png;base64,{}'.format(encoded_image))
])

if __name__ == '__main__':
    app.run_server(debug=True)