@property
def hdry(self):
    if (self.get_package('LPF') is not None):
        return self.get_package('LPF').hdry
    if (self.get_package('BCF6') is not None):
        return self.get_package('BCF6').hdry
    if (self.get_package('UPW') is not None):
        return self.get_package('UPW').hdry
    return None
@property
def hdry(self):
    if (self.get_package('LPF') is not None):
        return self.get_package('LPF').hdry
    if (self.get_package('BCF6') is not None):
        return self.get_package('BCF6').hdry
    if (self.get_package('UPW') is not None):
        return self.get_package('UPW').hdry
    return None