'Compute strategy parameters, mainly depending on
dimension and population size, by calling `set`'

def __init__(self, N, opts, ccovfac=1, verbose=True):

    self.N = N
    if (ccovfac == 1):
        ccovfac = opts['CMA_on']
    self.set(opts, ccovfac=ccovfac, verbose=verbose)
