Some implementations of python are slowish for some tasks. Many parts, like the module being discussed are written in C/assembly/fortran/Java. Python with a j

Some implementations of python are slowish for some tasks. Many parts, like the module being discussed are written in C/assembly/fortran/Java. Python with a jit is Pypy, http://speed.pypy.org/ http://speed.pypy.org/ Also PHP has some fast _implementations_ of PHP.