ray/test/cython_test.py
Daniel Suo 4f0da6f81c Add basic functionality for Cython functions and actors (#1193)
* Add basic functionality for Cython functions and actors

* Fix up per @pcmoritz comments

* Fixes per @richardliaw comments

* Fixes per @robertnishihara comments

* Forgot double quotes when updating masked_log

* Remove import typing for Python 2 compatibility
2017-11-09 17:49:06 -08:00

57 lines
1.5 KiB
Python

from __future__ import absolute_import
from __future__ import print_function
import math
import numpy as np
import unittest
import ray
import cython_examples as cyth
def get_ray_result(cython_func, *args):
func = ray.remote(cython_func)
return ray.get(func.remote(*args))
class CythonTest(unittest.TestCase):
def setUp(self):
ray.init()
def tearDown(self):
ray.worker.cleanup()
def assertEqualHelper(self, cython_func, expected, *args):
self.assertEqual(get_ray_result(cython_func, *args), expected)
def test_simple_func(self):
self.assertEqualHelper(cyth.simple_func, 6, 1, 2, 3)
self.assertEqualHelper(cyth.fib, 55, 10)
self.assertEqualHelper(cyth.fib_int, 55, 10)
self.assertEqualHelper(cyth.fib_cpdef, 55, 10)
self.assertEqualHelper(cyth.fib_cdef, 55, 10)
def test_simple_class(self):
cls = ray.remote(cyth.simple_class)
a1 = cls.remote()
a2 = cls.remote()
result1 = ray.get(a1.increment.remote())
result2 = ray.get(a2.increment.remote())
result3 = ray.get(a2.increment.remote())
self.assertEqual(result1, 1)
self.assertEqual(result2, 1)
self.assertEqual(result3, 2)
def test_numpy(self):
array = np.array([-1.0, 0.0, 1.0, 2.0])
answer = [float("-inf") if x <= 0 else math.log(x) for x in array]
result = get_ray_result(cyth.masked_log, array)
np.testing.assert_array_equal(answer, result)
if __name__ == "__main__":
unittest.main(verbosity=2)