Function _download_node_file

nodeenv.py:597–610

Do multiple attempts to avoid incomplete data in case of unstable network

(node_url, n_attempt=3)

def _download_node_file(node_url, n_attempt=3):
    """Do multiple attempts to avoid incomplete data in case
    of unstable network"""
    while n_attempt > 0:
        try:
            return io.BytesIO(urlopen(node_url).read())
        except IncompleteRead as e:
            logger.warning(
                'Incomplete read while reading '
                'from {} - {}'.format(node_url, e)
            )
            n_attempt -= 1
            if n_attempt == 0:
                raise e


def download_node_src(node_url, src_dir, args):