def cof2amp(z):
    # z = amp*exp(phase*i) so amp is abs(z)
    return np.abs(z)
Call the ``init()`` method on all ``MapperProperties``
dataset/ETHPy150Open jjhelmus/nmrglue/nmrglue/process/proc_lp.py/cof2amp--crossover with--dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/orm/mapper.py/Mapper._post_configure_properties