def run_container(backend, local_dir):
image_name = "<STR_LIT>"<EOL>image_tag = "<STR_LIT>"<EOL>image = backend.ImageClass(image_name, tag=image_tag)<EOL>command = ["<STR_LIT>", "<STR_LIT>", "<STR_LIT>", "<STR_LIT>", "<STR_LIT>", "<STR_LIT>" % port]<EOL>additional_opts = ["<STR_LIT>", "<STR_LIT>"]<EOL>container = image.run_via_binary(command=command,<EOL>volumes=(local_dir, "<STR_LIT>"),<EOL>additional_opts=additional_opts)<EOL>return container<EOL>
serve path `local_dir` using the python http webserver in a docker container

:param backend: DockerBackend instance
:param local_dir: str, path to the directory, it should exist
:return: instance of DockerContainer