Programming language Python's popularity: Ahead of Java for first time but still trailing C Python is now the second most popular language in the nearly 20-year-old Tiobe index.

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Its top 10 were JavaScript, Python, Java, PHP, C#, CSS, C++, TypeScript, Ruby, C, and Swift. Rust was in 19th spot. Notably, though, Java was not one of the languages to see much growth on GitHub.