For the first time in the history of TIOBE's index, Java has slipped out of the top two, leaving Python to occupy the spot behind reigning champion, C.

Java searches were down 3.93% over the period, while Python gained 1.86%. The top 10 languages behind C, Java and Python are C++, C#, Visual Basic, Javascript, PHP, Assembly Language, and SQL.

For the first time in Tiobe's long-running index, 35-year-old Python has overtaken Java to become the second-most popular programming language. Python, a top choice for data-science and machine ...