python 通过 url 下载文件包 data-downloader 将下面代码中的your_username与your_password,改为自己在哨兵官网注册的用户名与密码,并复制到Python编辑器中执行。 fromdata_downloader import downloader netrc=downloader.Netrc() netrc.add('scihub.copernicus.eu','your_username','your_password') 执行后会在用户目...
def get_urls(): # 从数据库中获取所有URL cursor.execute('SELECT url FROM url_list') urls = cursor.fetchall() # 返回所有结果 return [url[0] for url in urls] # 提取URL 1. 2. 3. 4. 5. 3. 下载数据文件 一旦获取到URL列表,我们可以逐个下载数据。我们将使用requests库。首先,确保你已安...
keyshot.com/resources/downloads/scenes/ # -*- coding: UTF-8 -*- import requests,time from fake_useragent import UserAgent from lxml import etree import re def ua(): ua=UserAgent() headers={ 'User-Agent':ua.random, } return headers #获取数据 def get_data(): url="https://www.key...
切换到统一的 PyCharm,免费获取所有核心 Community 功能,现在还提供内置 Jupyter 支持。 您可以照常升级到 PyCharm Community 2025.1,无需立即进行更改。下一版本将带来无缝迁移。无论哪种方式,您都可以保留所有内容并获得更多功能。 了解详情 PyCharm Community Edition ...
""" import http.client import string import re import os import sys import xml.etree.ElementTree as etree import stat import logging import traceback import glob import ops import ipaddress from hashlib import sha256 from urllib.request import urlretrieve from urllib.parse import urlparse, urlun...
import tempfile import httpx from tqdm import tqdm with tempfile.NamedTemporaryFile() as download_file: # 创建一个临时文件。程序结束就删除 url = "https://speed.hetzner.de/100MB.bin" with httpx.stream("GET", url) as response: # 使用流发送请求 total = int(response.headers["Content-Length...
parse 模块:解析 URL。 robotparser 模块:解析 robots.txt 文件。 官方文档:https://docs.python.org/3/library/urllib.html。 2.2.1 发送请求 我们写一个简单的模拟访问百度首页的例子,代码示例如下: importurllib.request resp = urllib.request.urlopen("http://www.baidu.com") ...
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....
import tempfile import httpx from tqdm import tqdm with tempfile.NamedTemporaryFile() as download_file: # 创建一个临时文件。程序结束就删除 url = "https://speed.hetzner.de/100MB.bin" with httpx.stream("GET", url) as response: # 使用流发送请求 total = int(response.headers["Content-Length...
api_url='# 替换为目标API URLresponse=requests.get(api_url)ifresponse.status_code==200:data=response.json()# 假设返回的是JSONdownload_links=[item['download_url']foritemindataif'download_url'initem]forlinkindownload_links:print(link)else:print("请求失败,状态码:",response.status_code) ...