Method from_descriptor

magic/__init__.py:121–126

(self, fd)

                return self._handle509Bug(e)

    def from_descriptor(self, fd):
        with self.lock:
            try:
                return maybe_decode(magic_descriptor(self.cookie, fd))
            except MagicException as e:
                return self._handle509Bug(e)

    def _handle509Bug(self, e):
        # libmagic 5.09 has a bug where it might fail to identify the