Before building xen, be sure you have gcc, make, patch, and python2 installed.
Antes de trabajar con el paquete xen, debemos estar seguros de que tenemos gcc, make, patch, y python2 instalados.
Another way to force the use of python2 without altering the scripts is to call it explicitly with python2
Otra forma de forzar el uso de python2 sin alterar los scripts es llamarlo explícitamente, por ejemplo
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