test_numpy_vectorize.py revision 12037
111986Sandreas.sandberg@arm.comimport pytest 211986Sandreas.sandberg@arm.com 312037Sandreas.sandberg@arm.compytestmark = pytest.requires_numpy 412037Sandreas.sandberg@arm.com 511986Sandreas.sandberg@arm.comwith pytest.suppress(ImportError): 611986Sandreas.sandberg@arm.com import numpy as np 711986Sandreas.sandberg@arm.com 811986Sandreas.sandberg@arm.com 911986Sandreas.sandberg@arm.comdef test_vectorize(capture): 1011986Sandreas.sandberg@arm.com from pybind11_tests import vectorized_func, vectorized_func2, vectorized_func3 1111986Sandreas.sandberg@arm.com 1211986Sandreas.sandberg@arm.com assert np.isclose(vectorized_func3(np.array(3 + 7j)), [6 + 14j]) 1311986Sandreas.sandberg@arm.com 1411986Sandreas.sandberg@arm.com for f in [vectorized_func, vectorized_func2]: 1511986Sandreas.sandberg@arm.com with capture: 1611986Sandreas.sandberg@arm.com assert np.isclose(f(1, 2, 3), 6) 1711986Sandreas.sandberg@arm.com assert capture == "my_func(x:int=1, y:float=2, z:float=3)" 1811986Sandreas.sandberg@arm.com with capture: 1911986Sandreas.sandberg@arm.com assert np.isclose(f(np.array(1), np.array(2), 3), 6) 2011986Sandreas.sandberg@arm.com assert capture == "my_func(x:int=1, y:float=2, z:float=3)" 2111986Sandreas.sandberg@arm.com with capture: 2211986Sandreas.sandberg@arm.com assert np.allclose(f(np.array([1, 3]), np.array([2, 4]), 3), [6, 36]) 2311986Sandreas.sandberg@arm.com assert capture == """ 2411986Sandreas.sandberg@arm.com my_func(x:int=1, y:float=2, z:float=3) 2511986Sandreas.sandberg@arm.com my_func(x:int=3, y:float=4, z:float=3) 2611986Sandreas.sandberg@arm.com """ 2711986Sandreas.sandberg@arm.com with capture: 2812037Sandreas.sandberg@arm.com a = np.array([[1, 2], [3, 4]], order='F') 2912037Sandreas.sandberg@arm.com b = np.array([[10, 20], [30, 40]], order='F') 3012037Sandreas.sandberg@arm.com c = 3 3112037Sandreas.sandberg@arm.com result = f(a, b, c) 3212037Sandreas.sandberg@arm.com assert np.allclose(result, a * b * c) 3312037Sandreas.sandberg@arm.com assert result.flags.f_contiguous 3412037Sandreas.sandberg@arm.com # All inputs are F order and full or singletons, so we the result is in col-major order: 3512037Sandreas.sandberg@arm.com assert capture == """ 3612037Sandreas.sandberg@arm.com my_func(x:int=1, y:float=10, z:float=3) 3712037Sandreas.sandberg@arm.com my_func(x:int=3, y:float=30, z:float=3) 3812037Sandreas.sandberg@arm.com my_func(x:int=2, y:float=20, z:float=3) 3912037Sandreas.sandberg@arm.com my_func(x:int=4, y:float=40, z:float=3) 4012037Sandreas.sandberg@arm.com """ 4112037Sandreas.sandberg@arm.com with capture: 4211986Sandreas.sandberg@arm.com a, b, c = np.array([[1, 3, 5], [7, 9, 11]]), np.array([[2, 4, 6], [8, 10, 12]]), 3 4311986Sandreas.sandberg@arm.com assert np.allclose(f(a, b, c), a * b * c) 4411986Sandreas.sandberg@arm.com assert capture == """ 4511986Sandreas.sandberg@arm.com my_func(x:int=1, y:float=2, z:float=3) 4611986Sandreas.sandberg@arm.com my_func(x:int=3, y:float=4, z:float=3) 4711986Sandreas.sandberg@arm.com my_func(x:int=5, y:float=6, z:float=3) 4811986Sandreas.sandberg@arm.com my_func(x:int=7, y:float=8, z:float=3) 4911986Sandreas.sandberg@arm.com my_func(x:int=9, y:float=10, z:float=3) 5011986Sandreas.sandberg@arm.com my_func(x:int=11, y:float=12, z:float=3) 5111986Sandreas.sandberg@arm.com """ 5211986Sandreas.sandberg@arm.com with capture: 5311986Sandreas.sandberg@arm.com a, b, c = np.array([[1, 2, 3], [4, 5, 6]]), np.array([2, 3, 4]), 2 5411986Sandreas.sandberg@arm.com assert np.allclose(f(a, b, c), a * b * c) 5511986Sandreas.sandberg@arm.com assert capture == """ 5611986Sandreas.sandberg@arm.com my_func(x:int=1, y:float=2, z:float=2) 5711986Sandreas.sandberg@arm.com my_func(x:int=2, y:float=3, z:float=2) 5811986Sandreas.sandberg@arm.com my_func(x:int=3, y:float=4, z:float=2) 5911986Sandreas.sandberg@arm.com my_func(x:int=4, y:float=2, z:float=2) 6011986Sandreas.sandberg@arm.com my_func(x:int=5, y:float=3, z:float=2) 6111986Sandreas.sandberg@arm.com my_func(x:int=6, y:float=4, z:float=2) 6211986Sandreas.sandberg@arm.com """ 6311986Sandreas.sandberg@arm.com with capture: 6411986Sandreas.sandberg@arm.com a, b, c = np.array([[1, 2, 3], [4, 5, 6]]), np.array([[2], [3]]), 2 6511986Sandreas.sandberg@arm.com assert np.allclose(f(a, b, c), a * b * c) 6611986Sandreas.sandberg@arm.com assert capture == """ 6711986Sandreas.sandberg@arm.com my_func(x:int=1, y:float=2, z:float=2) 6811986Sandreas.sandberg@arm.com my_func(x:int=2, y:float=2, z:float=2) 6911986Sandreas.sandberg@arm.com my_func(x:int=3, y:float=2, z:float=2) 7011986Sandreas.sandberg@arm.com my_func(x:int=4, y:float=3, z:float=2) 7111986Sandreas.sandberg@arm.com my_func(x:int=5, y:float=3, z:float=2) 7211986Sandreas.sandberg@arm.com my_func(x:int=6, y:float=3, z:float=2) 7311986Sandreas.sandberg@arm.com """ 7412037Sandreas.sandberg@arm.com with capture: 7512037Sandreas.sandberg@arm.com a, b, c = np.array([[1, 2, 3], [4, 5, 6]], order='F'), np.array([[2], [3]]), 2 7612037Sandreas.sandberg@arm.com assert np.allclose(f(a, b, c), a * b * c) 7712037Sandreas.sandberg@arm.com assert capture == """ 7812037Sandreas.sandberg@arm.com my_func(x:int=1, y:float=2, z:float=2) 7912037Sandreas.sandberg@arm.com my_func(x:int=2, y:float=2, z:float=2) 8012037Sandreas.sandberg@arm.com my_func(x:int=3, y:float=2, z:float=2) 8112037Sandreas.sandberg@arm.com my_func(x:int=4, y:float=3, z:float=2) 8212037Sandreas.sandberg@arm.com my_func(x:int=5, y:float=3, z:float=2) 8312037Sandreas.sandberg@arm.com my_func(x:int=6, y:float=3, z:float=2) 8412037Sandreas.sandberg@arm.com """ 8512037Sandreas.sandberg@arm.com with capture: 8612037Sandreas.sandberg@arm.com a, b, c = np.array([[1, 2, 3], [4, 5, 6]])[::, ::2], np.array([[2], [3]]), 2 8712037Sandreas.sandberg@arm.com assert np.allclose(f(a, b, c), a * b * c) 8812037Sandreas.sandberg@arm.com assert capture == """ 8912037Sandreas.sandberg@arm.com my_func(x:int=1, y:float=2, z:float=2) 9012037Sandreas.sandberg@arm.com my_func(x:int=3, y:float=2, z:float=2) 9112037Sandreas.sandberg@arm.com my_func(x:int=4, y:float=3, z:float=2) 9212037Sandreas.sandberg@arm.com my_func(x:int=6, y:float=3, z:float=2) 9312037Sandreas.sandberg@arm.com """ 9412037Sandreas.sandberg@arm.com with capture: 9512037Sandreas.sandberg@arm.com a, b, c = np.array([[1, 2, 3], [4, 5, 6]], order='F')[::, ::2], np.array([[2], [3]]), 2 9612037Sandreas.sandberg@arm.com assert np.allclose(f(a, b, c), a * b * c) 9712037Sandreas.sandberg@arm.com assert capture == """ 9812037Sandreas.sandberg@arm.com my_func(x:int=1, y:float=2, z:float=2) 9912037Sandreas.sandberg@arm.com my_func(x:int=3, y:float=2, z:float=2) 10012037Sandreas.sandberg@arm.com my_func(x:int=4, y:float=3, z:float=2) 10112037Sandreas.sandberg@arm.com my_func(x:int=6, y:float=3, z:float=2) 10212037Sandreas.sandberg@arm.com """ 10311986Sandreas.sandberg@arm.com 10411986Sandreas.sandberg@arm.com 10511986Sandreas.sandberg@arm.comdef test_type_selection(): 10611986Sandreas.sandberg@arm.com from pybind11_tests import selective_func 10711986Sandreas.sandberg@arm.com 10811986Sandreas.sandberg@arm.com assert selective_func(np.array([1], dtype=np.int32)) == "Int branch taken." 10911986Sandreas.sandberg@arm.com assert selective_func(np.array([1.0], dtype=np.float32)) == "Float branch taken." 11011986Sandreas.sandberg@arm.com assert selective_func(np.array([1.0j], dtype=np.complex64)) == "Complex float branch taken." 11111986Sandreas.sandberg@arm.com 11211986Sandreas.sandberg@arm.com 11311986Sandreas.sandberg@arm.comdef test_docs(doc): 11411986Sandreas.sandberg@arm.com from pybind11_tests import vectorized_func 11511986Sandreas.sandberg@arm.com 11611986Sandreas.sandberg@arm.com assert doc(vectorized_func) == """ 11712037Sandreas.sandberg@arm.com vectorized_func(arg0: numpy.ndarray[int32], arg1: numpy.ndarray[float32], arg2: numpy.ndarray[float64]) -> object 11811986Sandreas.sandberg@arm.com """ # noqa: E501 line too long 11912037Sandreas.sandberg@arm.com 12012037Sandreas.sandberg@arm.com 12112037Sandreas.sandberg@arm.comdef test_trivial_broadcasting(): 12212037Sandreas.sandberg@arm.com from pybind11_tests import vectorized_is_trivial, trivial, vectorized_func 12312037Sandreas.sandberg@arm.com 12412037Sandreas.sandberg@arm.com assert vectorized_is_trivial(1, 2, 3) == trivial.c_trivial 12512037Sandreas.sandberg@arm.com assert vectorized_is_trivial(np.array(1), np.array(2), 3) == trivial.c_trivial 12612037Sandreas.sandberg@arm.com assert vectorized_is_trivial(np.array([1, 3]), np.array([2, 4]), 3) == trivial.c_trivial 12712037Sandreas.sandberg@arm.com assert trivial.c_trivial == vectorized_is_trivial( 12812037Sandreas.sandberg@arm.com np.array([[1, 3, 5], [7, 9, 11]]), np.array([[2, 4, 6], [8, 10, 12]]), 3) 12912037Sandreas.sandberg@arm.com assert vectorized_is_trivial( 13012037Sandreas.sandberg@arm.com np.array([[1, 2, 3], [4, 5, 6]]), np.array([2, 3, 4]), 2) == trivial.non_trivial 13112037Sandreas.sandberg@arm.com assert vectorized_is_trivial( 13212037Sandreas.sandberg@arm.com np.array([[1, 2, 3], [4, 5, 6]]), np.array([[2], [3]]), 2) == trivial.non_trivial 13312037Sandreas.sandberg@arm.com z1 = np.array([[1, 2, 3, 4], [5, 6, 7, 8]], dtype='int32') 13412037Sandreas.sandberg@arm.com z2 = np.array(z1, dtype='float32') 13512037Sandreas.sandberg@arm.com z3 = np.array(z1, dtype='float64') 13612037Sandreas.sandberg@arm.com assert vectorized_is_trivial(z1, z2, z3) == trivial.c_trivial 13712037Sandreas.sandberg@arm.com assert vectorized_is_trivial(1, z2, z3) == trivial.c_trivial 13812037Sandreas.sandberg@arm.com assert vectorized_is_trivial(z1, 1, z3) == trivial.c_trivial 13912037Sandreas.sandberg@arm.com assert vectorized_is_trivial(z1, z2, 1) == trivial.c_trivial 14012037Sandreas.sandberg@arm.com assert vectorized_is_trivial(z1[::2, ::2], 1, 1) == trivial.non_trivial 14112037Sandreas.sandberg@arm.com assert vectorized_is_trivial(1, 1, z1[::2, ::2]) == trivial.c_trivial 14212037Sandreas.sandberg@arm.com assert vectorized_is_trivial(1, 1, z3[::2, ::2]) == trivial.non_trivial 14312037Sandreas.sandberg@arm.com assert vectorized_is_trivial(z1, 1, z3[1::4, 1::4]) == trivial.c_trivial 14412037Sandreas.sandberg@arm.com 14512037Sandreas.sandberg@arm.com y1 = np.array(z1, order='F') 14612037Sandreas.sandberg@arm.com y2 = np.array(y1) 14712037Sandreas.sandberg@arm.com y3 = np.array(y1) 14812037Sandreas.sandberg@arm.com assert vectorized_is_trivial(y1, y2, y3) == trivial.f_trivial 14912037Sandreas.sandberg@arm.com assert vectorized_is_trivial(y1, 1, 1) == trivial.f_trivial 15012037Sandreas.sandberg@arm.com assert vectorized_is_trivial(1, y2, 1) == trivial.f_trivial 15112037Sandreas.sandberg@arm.com assert vectorized_is_trivial(1, 1, y3) == trivial.f_trivial 15212037Sandreas.sandberg@arm.com assert vectorized_is_trivial(y1, z2, 1) == trivial.non_trivial 15312037Sandreas.sandberg@arm.com assert vectorized_is_trivial(z1[1::4, 1::4], y2, 1) == trivial.f_trivial 15412037Sandreas.sandberg@arm.com assert vectorized_is_trivial(y1[1::4, 1::4], z2, 1) == trivial.c_trivial 15512037Sandreas.sandberg@arm.com 15612037Sandreas.sandberg@arm.com assert vectorized_func(z1, z2, z3).flags.c_contiguous 15712037Sandreas.sandberg@arm.com assert vectorized_func(y1, y2, y3).flags.f_contiguous 15812037Sandreas.sandberg@arm.com assert vectorized_func(z1, 1, 1).flags.c_contiguous 15912037Sandreas.sandberg@arm.com assert vectorized_func(1, y2, 1).flags.f_contiguous 16012037Sandreas.sandberg@arm.com assert vectorized_func(z1[1::4, 1::4], y2, 1).flags.f_contiguous 16112037Sandreas.sandberg@arm.com assert vectorized_func(y1[1::4, 1::4], z2, 1).flags.c_contiguous 162