Method get_cpuinfo_item

numpy/_core/tests/test_cpu_features.py:101–110

(self, magic_key)

        self.features_flags = self.get_cpuinfo_item(magic_key)

    def get_cpuinfo_item(self, magic_key):
        values = set()
        with open('/proc/cpuinfo') as fd:
            for line in fd:
                if not line.startswith(magic_key):
                    continue
                flags_value = [s.strip() for s in line.split(':', 1)]
                if len(flags_value) == 2:
                    values = values.union(flags_value[1].upper().split())
        return values

    def load_flags_auxv(self):
        auxv = subprocess.check_output(['/bin/true'], env={"LD_SHOW_AUXV": "1"})