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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def addRandomEffect(self,K=None,covar_type='freeform',is_noise=False,normalize=True,Ks=None,offset=1e-4,rank=1,covar_K0=None):
 """ Add random effect Term depending on self.P=1 or >1 add single trait or multi trait random effect term """

        if self.P==1:	self.addSingleTraitTerm(K=K,is_noise=is_noise,normalize=normalize,Ks=Ks)
        else:			self.addMultiTraitTerm(K=K,covar_type=covar_type,is_noise=is_noise,normalize=normalize,Ks=Ks,offset=offset,rank=rank,covar_K0=covar_K0)