Request to start a LSP server to attend a language.

def report_open_file(self, options):
        """Request to start a LSP server to attend a language."""
        filename = options['filename']
        logger.debug('Call LSP for %s' % filename)
        language = options['language']
        callback = options['codeeditor']
        stat = self.main.lspmanager.start_client(language.lower())
        self.main.lspmanager.register_file(
            language.lower(), filename, callback)
        if stat:
            if language.lower() in self.lsp_editor_settings:
                self.lsp_server_ready(
                    language.lower(), self.lsp_editor_settings[
                        language.lower()])
            else:
                editor = self.get_current_editor()
                editor.lsp_ready = False