synapticarbors

import numpy as np
cimport numpy as np

cdef packed struct xarr_type:
    np.float64_t a
    np.int64_t b
    np.float64_t c
    np.int64_t d

cdef packed struct yarr_type:

synapticarbors

synapticarbors

synapticarbors

import numpy as np
import numba as nb

import lib1


@nb.jit(nopython=True)
def fcalc(x):
    s = lib1.func(x)
    return s * 0.5 - 1.0

synapticarbors

Timing production code using Python, Numba, and PyPy

Software Versions

$ pypy --version
Python 2.7.10 (f3ad1e1e1d62, Aug 28 2015, 09:36:42)
[PyPy 2.6.1 with GCC 4.2.1 Compatible Apple LLVM 5.1 (clang-503.0.40)]

synapticarbors

synapticarbors

synapticarbors

I ran into a strange cython issue where structs containing members of type char[], were failing when they
were a particular length. 

This gist contains a simple example that reproduces the issue:

```
$ python gen_pyx.py
$ python setup.py build_ext --inplace
$ python runtest.py
```

synapticarbors

synapticarbors