async_download_from_url(url, dst): '''异步''' async with aiohttp.connector.TCPConnector(limit=300, force_close=True, enable_cleanup_closed=True) as tc: async with aiohttp.ClientSession(connector=tc) as session: req = await fetch(session, url, dst) file_size = ...
def download_from_url(url, dst): response = requests.get(url, stream=True) #(1) file_size = int(response.headers['content-length']) #(2) if os.path.exists(dst): first_byte = os.path.getsize(dst) #(3) else: first_byte = 0 if first_byte >= file_size: #(4) return file_s...
你可以使用mermaid语法来绘制这个类图: Downloader+download(url: str, filepath: str) : NoneFile- content: bytes+read() : bytes+write(content: bytes) : None 旅程图 下面是下载文件到本地的旅程图。你可以使用mermaid语法来绘制这个旅程图: 解析URL Downloader -> File 发送HTTP请求并获取响应 Downloader -...
response.raise_for_status() download_dir ='download'os.makedirs(download_dir, exist_ok=True) file_name = os.path.basename(urlparse(url).path)print("下载文件名是",file_name) file_path = os.path.join(download_dir, file_name)print("下载文件路径是",file_path)withopen(file_path,'wb')as...
from urllib import request # 图片来自bing.com url = 'https://cn.bing.com/th?id=OHR.DerwentIsle_EN-CN8738104578_400x240.jpg' def urllib_download(): request.urlretrieve(url, 'pic_urllib.jpg') urllib3urllib3 是一个用于 Http 客户端的 Python 模块,它使用连接池对网络进行请求访问 def urllib3...
Finally, define and run an asynchronousmain()function that will download files concurrently from those URLs: Python >>>asyncdefmain():...tasks=[download_file(url)forurlinurls]...awaitasyncio.gather(*tasks)...>>>asyncio.run(main())Downloaded file API_SP.POP.TOTL_DS2_en_csv_v2_5551506....
url = 'https://example.com/file.txt' file_name = wget.download(url) print(f"{file_name} 下载完成!") 解释:wget.download()自动下载文件并返回文件名。 4. 用shutil模块 shutil是标准库的一部分,可以配合urllib来下载文件。 import shutil
print(f"Time to download: {time() - start}")现在，用以下代码行替换for循环：ThreadPool(9).imap_unordered(url_response, urls)运行脚本。用进度栏下载 进度条是客户端模块的UI小部件。若要安装客户端模块，请键入以下命令：pip install clint 考虑以下代码：import requests from clint.textui import ...
from urllib import request # 图片来自bing.com url = 'https://cn.bing.com/th?id=OHR.DerwentIsle_EN-CN8738104578_400x240.jpg' def urllib_download(): request.urlretrieve(url, 'pic_urllib.jpg') urllib3 urllib3 是一个用于 Http 客户端的 Python 模块,它使用连接池对网络进行请求访问 ...
页面下载链接:https://www.keyshot.com/download/351304/ 真实跳转文件地址:https://media.keyshot.com/scenes/keyframe-animation.ksp 参考代码如下: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 def get_real_url(url): rs = requests.get(url, headers=ua(), timeout=10) print(rs.url) return...