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# mode: run
# tag: pythran, numpy, cpp
# cython: np_pythran=True
import numpy as np
cimport numpy as np
def trigo(np.ndarray[double, ndim=1] angles):
"""
>>> a = np.array([0., np.pi, np.pi *2])
>>> trigo(a)
array([ 1., -1., 1.])
"""
return np.cos(angles)
def power(np.ndarray[double, ndim=1] values):
"""
>>> a = np.array([0., 1., 2.])
>>> res = power(a)
>>> res[0], res[1], res[2]
(0.0, 1.0, 8.0)
"""
return values ** 3
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