Write a Python program to extract year, month and date from an URL. Sample Solution: Python Code: importredefextract_date(url):returnre.findall(r'/(\d{4})/(\d{1,2})/(\d{1,2})/',url)url1="https://www.washingtonpost.com/news/football-insider/wp/2016/09/02/odell-beckhams-fame...
功能:Apache Spark的Python API,适合分布式数据处理。 示例代码:Python复制from pyspark.sql import SparkSession spark = SparkSession.builder.appName("ETL").getOrCreate() df = spark.read.csv('data.csv', inferSchema=True) df.dropDuplicates().write.csv('output.csv') 总结Python提供了丰富的库和工具来...
使用Python读取URLExtract日志文件的唯一网址可以通过以下步骤实现: 导入所需的模块: 代码语言:txt 复制 import re 打开URLExtract日志文件: 代码语言:txt 复制 log_file = open('url_extract.log', 'r') 读取日志文件内容: 代码语言:txt 复制 log_content = log_file.read() ...
brand = extract_data_from_html(product_detail,'span.brand - name') # 这里可以将采集到的数据进行存储(如存储到数据库或者数据结构中)以便后续做数据分析,例如保存到一个名为products_data的列表中 通过遍历每个商品详情页的链接,用同样的scrapeUrl函数获取每个详情页的HTML内容,然后按预先确定的提取方式(extract...
工具:Python + pymysql 或SQLAlchemy。 步骤: 连接数据库。 执行SQL 查询。 将查询结果保存到 DataFrame 或文件中。 import pandas as pd from sqlalchemy import create_engine # 数据库连接配置 db_config = { 'host': 'localhost', 'user': 'root', 'password': 'password', 'database': 'test_db'...
post(url=URL, data=PARAMS) layer_data = r.json() return layer_data # UTILITIES def chunks(self, lst, n): # Yield successive n-sized chunks from list for i in range(0, len(lst), n): yield lst[i:i + n] if __name__ == '__main__': # Can use date for naming iterative ...
6.提取data数据组中,年龄大于20的结果,并校验结果的数量是: 1 httprunner3.x 对应的 py 代码 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # NOTE: Generated By HttpRunner v3.1.4 # FROM: test_demo.yml # 作者-上海悠悠 QQ交流群:717225969 # blog地址 https://www.cnblogs.com/yoyoketang/ f...
Crawlee—A web scraping and browser automation library for Python to build reliable crawlers. Extract data for AI, LLMs, RAG, or GPTs. Download HTML, PDF, JPG, PNG, and other files from websites. Works with BeautifulSoup, Playwright, and raw HTTP. Both h
Unicontent is a Python library to extract metadata from different types of sources and for different types of objects. The goal is to normalize metadata and to provide an easy-to-use extractor. Given an identifier (URL, DOI, ISBN), unicontent can retrieve structured data about the correspondin...
Is the data relational or the database design? I am a novice in the domain of databases and have stumped into this confusion. I am working on converting the database layer of an offline application from sqlite to IndexedDB. Currently the database ... ...