def get_order(tre):
    """
    return tree order
    """
    anode = tre.tree&">A"
    sister = anode.get_sisters()[0]
    sisters = (anode.name[1:], sister.name[1:])
    others = [i for i in list("ABCD") if i not in sisters]
    return sorted(sisters) + sorted(others)
def get_order(tre):
    """
    return tree order
    """
    anode = tre.tree&">A"
    sister = anode.get_sisters()[0]
    sisters = (anode.name[1:], sister.name[1:])
    others = [i for i in list("ABCD") if i not in sisters]
    return sorted(sisters) + sorted(others)
def get_order ( tre ) : anode = tre . tree & ">A" sister = anode . get_sisters ( ) [ 0 ] sisters = ( anode . name [ 1 : ] , sister . name [ 1 : ] ) others = [ i for i in list ( "ABCD" ) if i not in sisters ] return sorted ( sisters ) + sorted ( others )
return tree order
return tree order