# 方式一：直接发送带参数的url的请求 import requests headers = {"User-Agent": "ozilla/5.0 (...
response = requests.get(url, stream=True) 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...
import requests from tqdm import tqdm def download_large_file(url, filename): # 发送GET请求 with requests.get(url, stream=True) as r: r.raise_for_status() # 确保请求成功 # 获取文件总大小 total_size = int(r.headers.get('content-length', 0)) # 创建一个进度条 progress_bar = tqdm(...
def requests_download(): content = requests.get(url).content with open('pic_requests.jpg', 'wb') as file: file.write(content) urllib 使用python 内置的 urllib 模块的 urlretrieve 方法直接将 url 请求保存成文件 from urllib import request # 图片来自bing.com url = 'https://cn.bing.com/th?i...
===# This is a sample Python script of downloading file and writing.from datetime import datetimeimport timeimport requests""" 提前准备好一个可以下载文件的url，并且不需要认证，因为本示例中没有添加header信息，直接通过get下载文件"""timeFormat = "%Y-%m-%d %H:%M:%S.%f"def download_file(...
import requests def download_file(url, filename): # 发送HTTP GET请求 response = requests.get(url) if response.status_code == 200: # 将响应的内容写入文件 with open(filename, 'wb') as file: file.write(response.content) else: print("下载失败,响应码:", response.status_code) ...
Java 下载zip文件
第二种方法:request download 程序示例: 1 import requestsimage_url='https://p0.ssl.qhimg.com/t01e890e06c93018fa8.jpg'r = requests.get(image_url) with open('./img1/image1.png','wb') as f: f.write(r.content) 补充知识: 1 2 3 4 5 6 with open的使用格式 with open(’文件名‘...
import requests from tqdm import tqdm def download_from_url(url, dst): """ @param: url to download file @param: dst place to put the file """ file_size = int(urlopen(url).info().get('Content-Length', -1)) """ print(urlopen(url).info()) ...
你可以通过以下命令安装这些库：```bashpip install requests beautifulsoup4```### 二、实现网页爬虫### 1. 发送HTTP请求首先，我们需要使用`requests`库来发送HTTP请求，获取网页的HTML内容。这里我们以一个包含图片的网页为例，比如一个图片分享网站。```pythonimport requestsurl = 'http://example.com/image_...