/** \brief Pick the right models for CPU, net and host, and call their model_init_preparse
*
* Must be called within parsing/creating the environment (after the <config>s, if any, and before <AS> or friends such as <cluster>)
/** \brief Pick the right models for CPU, net and host, and call their model_init_preparse
*
* Must be called within parsing/creating the environment (after the <config>s, if any, and before <AS> or friends such as <cluster>)