Make 'context' be a class-level attribute and give it a Sphinx :attr: docstring.
Make 'context' be a class-level attribute and give it a Sphinx :attr: docstring.

kdmurray91/ooni-probe,0xPoly/ooni-probe,Karthikeyan-kkk/ooni-probe,Karthikeyan-kkk/ooni-probe,juga0/ooni-probe,kdmurray91/ooni-probe,0xPoly/ooni-probe,lordappsec/ooni-probe,0xPoly/ooni-probe,lordappsec/ooni-probe,Karthikeyan-kkk/ooni-probe,lordappsec/ooni-probe,lordappsec/ooni-probe,juga0/ooni-probe,kdmurray91/ooni-probe,juga0/ooni-probe,kdmurray91/ooni-probe,juga0/ooni-probe,0xPoly/ooni-probe,Karthikeyan-kkk/ooni-probe