http://pypy.org/ PyPy는 Python의 또다른 구현체로, JIT 기법을 써서 Python 프로그램을 빠르게 실행한다. PyPy is a fast, compliant alternative implementation of the Python language (2.7.2). It has several advantages and distinct features:Speed: thanks to its Just-in-Time compiler, Python programs often run faster on PyPy.(What is a JIT compiler?)Memory usage: large, memory-hungry Python programs might end up taking less spac..