[root] update readme to talk about python path
[root] update readme to talk about python path

Signed-off-by: Sakthi Vignesh Radhakrishnan <cf39bd9d1f616a98777f3be18c2ab4522ecd4253@gmail.com>

sakthivigneshr/homeauto,sakthivigneshr/homeauto,sakthivigneshr/homeauto