Too Long; Didn't Read
Machine learning is one of the backbones behind Artificial Intelligence. The best way to truly hone your skills is through a lot of machine learning competitions. Take a free machine learning course on Coursera or Kaggle. Use Youtube videos side by side with your machine learning courses. Practice and learn simultaneously is the best way for a beginner to learn from a machine learning expert's guide. Learn Python from scratch and compete in a number of competitions in the link below. Take the Stanford Machine Learning course and watch Kraish Naik's Youtube videos.