@classmethod<EOL><INDENT>def available(self):<DEDENT>
for module_name in self.packages:<EOL><INDENT>if importlib.util.find_spec(module_name):<EOL><INDENT>return True<EOL><DEDENT><DEDENT>return False<EOL>
True if any of the supported modules from ``packages`` is available for use.

        :return: True if any modules from ``packages`` exist
        :rtype: bool