which version of python, rasa and rasa core should be installed to use rasa cli? for now i am getting this error while using CLI -bash: /usr/local/bin/rasa: /usr/local/Cellar/python/3.6.5_1/bin/python3.6: bad interpreter: No such file or directory

hi @SouravDiwan - this looks like there was an issue installing python on your machine. Have you thought about using anaconda?