download_planet_python.py 文件源码

def download_with_retry(url):
    for sleep_time in itertools.count():
        page_data_raw = requests.get(url, verify=False)  # get the page
        page_data = page_data_raw.text
        if page_data_raw.status_code == 200 or should_stop_page(page_data):
            return page_data
        sleep(sleep_time)  # sleep in case bad response