Fixes bug for iteration on JS objects (related to a bug reported in the Google Group : https://groups.google.com/g/brython/c/FwGq_pggQI0)
Fixes bug for iteration on JS objects (related to a bug reported in the Google Group : https://groups.google.com/g/brython/c/FwGq_pggQI0)

brython-dev/brython,brython-dev/brython,brython-dev/brython