def SetHiddenArea(ea, visible):
    ha = idaapi.get_hidden_area(ea)

    if not ha:
        return 0
    else:
        ha.visible = visible
        return idaapi.update_hidden_area(ha)
Set hidden area state
dataset/ETHPy150Open EiNSTeiN-/idapython/python/idc.py/SetHiddenArea