Hi, @palak231 yes Python is one of the most demanding Programming languages nowadays, it also helps in Machine Learning and in AI as well and the demand for the Python Developers increases day by day, I advise you to learn first the basics of the Python from this you can take help from the some of the Youtube Channels, there are many of the Youtube channels are available that will help you. and you can buy Head First Python Book, this is one of the best Python books on the market, and some of the Other Python Books are:
1: Head First Python
2: Python Crash Courses
3: Fluent Python
4: Python Cook Book
5: Learning Python
and Many more other Python Books are available in the market and on the Internet as well. and I found some of the Python Courses on the Internet:
and many more Python Courses are available on the Internet, and also I Found this Post, here author Listed the Python Courses, Hope this will help you to learn Python Programming Language.