Python (programming language) was initially set at 2015 then postponed to 2020 out of concern that a large body of existing code could not easily be forward-ported to Python 3. In January 2017, Google announced work on a Python 2.7 to Go transcompiler to improve performance under concurrent workloads. Python is a multi-paradigm programming language. Object-oriented programming and structured programming are fully supported, and many of its features support functional programming and aspect-oriented programming (including by metaprogramming and metaobjects (magic methods)). Many other paradigms are supported via extensions, including design by contract and logic programming. Python uses dynamic typing, and a combination of
Online advertising in China They spend 1 billion hours online each day and the number will double to 2 billion by 2015. China's online shopping population is estimated to increase to 19% of the total population by 2012. The key players in China's search engine advertising are Tencent, Soso, Baidu, Sogou, Google, Bing and Yahoo! China. After Google decided to pull its search engine out of the Chinese market in early 2010, Tencent became the top choice for search engine advertising in China. Tencent's advertising platform is in Chinese. There are several companies that provide video advertising services in China. Advertising content is shown