Data Engineering : Python,Machine Learning,ETL,Web Scraping

所在平台: Udemy

课程主页: https://www.udemy.com/course/data-engineering-pythonmachine-learningetlweb-scraping/

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课程简介

课程摘要:数据工程:Python、机器学习、ETL和网络爬虫 欢迎来到本课程,它旨在为您提供在快速发展的数据工程领域中所需的基本技能和知识。无论您是初学者,还是希望扩展技能的经验丰富的专业人士,本课程都采用详细的实践方法,帮助您掌握数据工程。 课程概述: 数据工程是现代数据科学和分析的中坚力量,为收集、处理和分析大数据集提供基础。课程从基础知识开始,逐步深入更复杂的主题,确保在进入下一个主题之前,您对每个概念有扎实的理解。 第一部分:数据工程概述 本节介绍数据工程的角色,涵盖关键概念、术语以及数据工程师的典型工作流程,从数据收集到分析,为后续更技术性的内容奠定基础。 第二部分:Python环境设置 Python是数据工程师的基本工具。在本节中,您将学习如何在Windows和macOS上设置Python环境,包括虚拟环境的创建和激活。同时,我们将介绍Jupyter Notebook等必备工具,为高效编程和数据处理做好准备。 第三部分:Python编程基础 环境设置好后,我们将深入Python编程。从基本表达式和语句开始,逐步学习数据类型、变量、列表、元组、字典、控制流语句和函数等更复杂的主题,确保您在数据工程任务中的Python能力扎实。 第四部分:使用Python进行数据处理和可视化 学习如何利用Pandas进行数据处理。您将探索如何创建和管理Series和DataFrame,加载和检查数据集,清理和转换数据,以及使用各种技术可视化数据。到本节结束时,您将能熟练准备和分析数据以获得见解。 第五部分:机器学习基础 在本节中,您将了解机器学习的基本知识。您将学习数据预处理、处理缺失值、编码分类变量和特征工程。我们将指导您训练和评估机器学习模型、进行预测以及可视化结果。您还将学习如何保存和加载模型以供将来使用。 第六部分:使用SSIS和SQL Server创建和运行ETL包 探索使用SQL Server集成服务(SSIS)的提取、转换、加载(ETL)过程。您将学习如何创建和管理ETL包、处理来自各种来源的数据,并自动化数据工作流。本节提供管理大规模数据集成任务的实用技能。 第七部分:使用网络爬虫进行数据提取 最后,我们将覆盖使用BeautifulSoup和Scrapy的网页抓取技术。您将学习如何从网站提取数据,编写和测试网络爬虫脚本,并保存抓取的数据以供分析。本节使您具备从网络收集数据的技能,这是任何数据工程师的重要资产。 适合的学习者: 本课程非常适合有志于成为数据工程师、数据分析师、软件开发者、学生、技术爱好者,以及转型为数据工程角色的专业人士。课程对初学者友好,无需先前经验。 为什么选择注册? 通过报名参加本课程,您将获得数据工程师使用的工具和技术的实践经验。您将学习如何构建稳健的数据管道、处理和分析数据,以及创建和部署机器学习模型。我们的逐步方法确保您能够自信地在现实场景中应用这些技能,使您在数据驱动的行业中成为有价值的资产。 加入我们,掌握数据工程,释放数据的力量!

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课程详情

Welcome to this course. which is designed to equip you with the essential skills and knowledge needed to excel in the rapidly evolving field of data engineering. Whether you are a beginner or an experienced professional looking to broaden your skill set, this course offers a detailed, hands-on approach to mastering data engineering.Course Overview:Data engineering is the backbone of modern data science and analytics, providing the foundation for collecting, processing, and analyzing large datasets. This course starts with the basics and gradually progresses to more complex topics, ensuring a solid understanding of each concept before moving on to the next.Section 1: Overview of Data Engineering We begin with an introduction to data engineering, covering its role within the data ecosystem. You will learn about key concepts, terminology, and the typical workflow of a data engineer, from data collection to analysis. This section sets the stage for the more technical aspects to come.Section 2: Python Environment Setup Python is a fundamental tool for data engineers. In this section, you will learn how to set up your Python environment on both Windows and macOS, including the creation and activation of virtual environments. We will also cover essential tools like Jupyter Notebook and popular text editors, preparing you for efficient Python programming and data manipulation.Section 3: Python Programming Fundamentals With your environment set up, we dive into Python programming. Starting with basic expressions and statements, you will progress to more complex topics such as data types, variables, lists, tuples, dictionaries, control flow statements, and functions. This section ensures you have a strong foundation in Python, which is crucial for data engineering tasks.Section 4: Data Manipulation and Visualization with Python Learn to harness the power of Pandas for data manipulation. You will explore how to create and manage Series and DataFrames, load and inspect datasets, clean and transform data, and visualize data using various techniques. By the end of this section, you will be adept at preparing and analyzing data for insights.Section 5: Machine Learning Essentials This section introduces you to the basics of machine learning. You will learn about data preprocessing, handling missing values, encoding categorical variables, and feature engineering. We will guide you through training and evaluating machine learning models, making predictions, and visualizing results. You will also learn to save and load models for future use.Section 6: Creating and Running ETL Packages with SSIS and SQL Server Explore the world of Extract, Transform, Load (ETL) processes using SQL Server Integration Services (SSIS). You will learn to create and manage ETL packages, handle data from various sources, and automate data workflows. This section provides practical skills for managing large-scale data integration tasks.Section 7: Data Extraction Using Web Scraping Finally, we cover web scraping techniques using BeautifulSoup and Scrapy. You will learn to extract data from websites, write and test web scraping scripts, and save scraped data for analysis. This section equips you with the skills to gather data from the web, a valuable asset for any data engineer.Intended Learners:This course is ideal for aspiring data engineers, data analysts, software developers, students, tech enthusiasts, and professionals transitioning into data engineering roles. No prior experience is required, making it accessible to beginners.Why Enroll?By enrolling in this course, you will gain practical, hands-on experience with the tools and techniques used by data engineers. You will learn to build robust data pipelines, manipulate and analyze data, and create and deploy machine learning models. Our step-by-step approach ensures you can confidently apply these skills in real-world scenarios, making you a valuable asset in the data-driven industry.Join us on this journey to master data engineering and unlock the power of data!

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