numba/numba — pull request #590 by sklam (2014-07-07 19:33:58+00:00)
Title: Defer CUDA driver initialization

- Make driver initialized deferred to the first use.
- Use can check the availability of cuda by using numba.cuda.is_available().
- Remove the need for dummy CUDA API.
- This should allow building CUDA API docs even if the machine does not support CUDA.