def _prime_user_perm_caches(self):
        perm_cache, group_perm_cache = self._get_user_cached_perms()
        self.user._authority_perm_cache = perm_cache
        self.user._authority_group_perm_cache = group_perm_cache
        self.user._authority_perm_cache_filled = True
Invoked when Return is pressed in the nonlinear-function edit
dataset/ETHPy150Open jazzband/django-authority/authority/permissions.py/BasePermission._prime_user_perm_caches--crossover with--dataset/ETHPy150Open enthought/mayavi/tvtk/util/tk_gradient_editor.py/GradientEditor.nonlinear_function_string_changed