> most scientific computing code that runs in cpython 2.7 won't run on pypy Pure python? or stuff written in/depending on C modules like NumPy? PyPy is suppose

> most scientific computing code that runs in cpython 2.7 won't run on pypy Pure python? or stuff written in/depending on C modules like NumPy? PyPy is supposed to be 2.7 compliant if pure python, while C extension support is still experimental.