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  ______     ___     __   _    __   __   __   __  
 /_   _//   / _ \\  | || | ||  \ \\/ //  \ \\/ // 
   | ||    / //\ \\ | '--' ||   \ ` //    \   //  
  _| ||   |  ___  ||| .--. ||    | ||     / . \\  
 /__//    |_||  |_|||_|| |_||    |_||    /_//\_\\ 
 `--`     `-`   `-` `-`  `-`     `-`'    `-`  --`

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Text this: Non-Hermitian topological systems with eigenvalues that are always real