async def file_get(self, user, gist_id, filename, gist, many_files_gist, file):
    content = (await self.get_notebook_data(gist_id, filename, many_files_gist, file))
    if (not content):
        return
    (await self.deliver_notebook(user, gist_id, filename, gist, file, content))
async def file_get(self, user, gist_id, filename, gist, many_files_gist, file):
    content = (await self.get_notebook_data(gist_id, filename, many_files_gist, file))
    if (not content):
        return
    (await self.deliver_notebook(user, gist_id, filename, gist, file, content))