def copy(self):
        """ returns a copy of the pca analysis object """
        cp = copy.deepcopy(self)
        cp.genotypes = allel.GenotypeArray(self.genotypes, copy=True)
        return cp
def copy(self):
        
        cp = copy.deepcopy(self)
        cp.genotypes = allel.GenotypeArray(self.genotypes, copy=True)
        return cp
def copy ( self ) : cp = copy . deepcopy ( self ) cp . genotypes = allel . GenotypeArray ( self . genotypes , copy = True ) return cp
returns a copy of the pca analysis object
returns a copy of the pca analysis object