use ax.?2? while composing convert methods
use ax.?2? while composing convert methods

- so that they can be mutated downstream

aburato/plotly.js,plotly/plotly.js,etpinard/plotly.js,aburato/plotly.js,iongroup/plotly.js,iongroup/plotly.js,etpinard/plotly.js,asolagmbh/plotly.js,etpinard/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,iongroup/plotly.js,plotly/plotly.js,plotly/plotly.js,asolagmbh/plotly.js