Not sure if goal is 'sentiment analysis', but I came across these 2 blog posts, which describe using python (not R) to access Twitter and then analyze ..
(1) Analyzing Data, with python package (VADER)
http://t-redactyl.io/blog/2017/04/using-vader-to-handle-sentiment-analysis-with-social-media-text.html
(2) Getting Data: Twitter api, with python
http://t-redactyl.io/blog/2017/04/applying-sentiment-analysis-with-vader-and-the-twitter-api.html
Not sure if goal is 'sentiment analysis', but I came across these 2 blog posts, which describe using python (not R) to access Twitter and then analyze ..
(1) Analyzing Data, with python package (VADER)
http://t-redactyl.io/blog/2017/04/using-vader-to-handle-sentiment-analysis-with-social-media-text.html
(2) Getting Data: Twitter api, with python
http://t-redactyl.io/blog/2017/04/applying-sentiment-analysis-with-vader-and-the-twitter-api.html