diff options
Diffstat (limited to 'docs/examples/tutorial/parallelization/parallel_sin.py')
| -rw-r--r-- | docs/examples/tutorial/parallelization/parallel_sin.py | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/docs/examples/tutorial/parallelization/parallel_sin.py b/docs/examples/tutorial/parallelization/parallel_sin.py new file mode 100644 index 000000000..be6cbc030 --- /dev/null +++ b/docs/examples/tutorial/parallelization/parallel_sin.py @@ -0,0 +1,16 @@ +from cython.parallel import prange +import cython +from cython.cimports.libc.math import sin + +import numpy as np + +@cython.boundscheck(False) +@cython.wraparound(False) +def do_sine(input: cython.double[:,:]): + output : cython.double[:,:] = np.empty_like(input) + i : cython.Py_ssize_t + j : cython.Py_ssize_t + for i in prange(input.shape[0], nogil=True): + for j in range(input.shape[1]): + output[i, j] = sin(input[i, j]) + return np.asarray(output) |