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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 copy_to(self, sitkimage):
 """ Copy all stored meta information info to an sitk Image. Note that only the spacing and the offset/origin information are guaranteed to be preserved, although the method also tries to copy other meta information such as DICOM tags. Parameters sitkimage : sitk.Image the sitk Image object to which to copy the information Returns ------- sitkimage : sitk.Image the passed sitk Image object """

        if self.sitkimage is not None:
            for k in self.sitkimage.GetMetaDataKeys():
                sitkimage.SetMetaData(k, self.sitkimage.GetMetaData(k))

        ndim = len(sitkimage.GetSize())
        spacing, offset, direction = self.get_info_consistent(ndim)
            
        sitkimage.SetSpacing(spacing)
        sitkimage.SetOrigin(offset)
        sitkimage.SetDirection(tuple(direction.flatten()))
        
        return sitkimage