All of those websites are primarily made of HTML, CSS, and JavaScript. Now, Python is a fairly simple language that emphasizes natural language. It is easy to learn and free to use.

Streamlit lets you write web-based Python data applications without HTML, CSS, or JavaScript. Here's a first look at Streamlit.

JetBrains has detailed its eighth annual Python Developers Survey. This survey is conducted as a collaborative effort between the Python Software Foundation and JetBrains’ PyCharm team.