File: complex_numbers_cmath_T2891.pyx

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# ticket: 2891
# tag: c, no-cpp

cdef extern from "complex_numbers_c99_T398.h": pass

from libc.complex cimport cimag, creal, cabs, carg


def test_decomposing(double complex z):
    """
    >>> test_decomposing(3+4j)
    (3.0, 4.0, 5.0, 0.9272952180016122)
    """

    return (creal(z), cimag(z), cabs(z), carg(z))