code: def load_wcxf(self, stream, get_smpar=True):
          
          import wcxf
          wc = wcxf.WC.load(stream)
          self.set_initial_wcxf(wc, get_smpar=get_smpar)
docs: Load the initial values for Wilson coefficients from
          a file-like object or a string in WCxf format.
  
          Note that Standard Model parameters have to be provided separately
          and are assumed to be in the weak basis used for the Warsaw basis as
          defined in WCxf, i.e. in the basis where the down-type and charged
          lepton mass matrices are diagonal.