Data scraping & data mining from beginner to pro with python [Udemy] [AI Sciences]

Data scraping & data mining from beginner to pro with python [Udemy] [AI Sciences]

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Язык: английский + английские субтитры
Авторы: AI Sciences, AI Sciences Team
Лекции: 153
Продолжительность: 13ч 53 мин
Последнее обновление: 02/2021

Чему вы научитесь
Введение и важность парсинга данных или веб-скрейпинга
Почему сегодня это так популярно?
Все основные концепции с самого начала с понятным раскрытием примеров на Python.
Практическое объяснение и живое кодирование на Python.
Каждое теоретическое объяснение, за которым последует практическая реализация.
Работа браузера и общение с сервером.
Запросы, а также ответы на сервер и от него.
Разбор данных в ответ от сервера.
Разница между синхронными и асинхронными запросами.
Различные инструменты, которые используются для очистки данных, а именно: Requests, BS4, Scrapy, Selenium.
Комплексное сравнение запросов, BS4, Scrapy и Selenium.
Репликация запросов с использованием модуля запросов Python для получения данных с сервера.
Использование BS4 для анализа данных ответа от сервера.
Понимание функций парсеров BS4 для извлечения данных из HTML.
Использование Scrapy для написания пауков для сканирования веб-сайтов и извлечения данных.

Спойлер: Программа

1. Introduction

-Why Data Scraping
-Applications of Data Scraping
-Introduction of Instructor
-Introduction to Course, Scraping, Tools
-Projects Overview
-Request for Your Honest Review
-Github Link to get the Course Materials

2. Requests

-Introduction to Python Requests
-Hand on with Requests
-Extracting Quotes Manually
-Quiz(Extracting Authors)
-Solution(Extracting Authors)
-Pagination
-Quiz(Extracting Author and Quotes)
-Solution 01(Extracting Author and Quotes)
-Solution 02(Extracting Author and Quotes)
-Ajax Requests
-Ajax Requests for Cricinfo
-Ajax Requests Paggination
-Quiz(Extracting Top Stats from Cricinfo)
-Solution 01(Extracting Top Stats from Cricinfo)
-Solution 02(Extracting Top Stats from Cricinfo)

3. Beautiful Soap 4 (BS4)

-Introduction to BS4
-Quiz(Difference between Requests and BS4)
-Solution(Difference between Requests and BS4)
-Hands on with BS4
-Extracting Data from Tree
-Extracting Quotes from the Website
-Quiz(Extracting Author Names)
-Solution(Extracting Author Names)
-Attributes of Tags in BS4
-Multi Valued Attributes of Tags in BS4
-Scraping Movie Names from IMDB
-Quiz(Getting the Rattings,Year,Name of the Movie)
-Solution 01(Getting the Rattings,Year,Name of the Movie)
-Solution 02(Getting the Rattings,Year,Name of the Movie)
-Scraping Time,Genre and Releasing Date from IMDB 01
-Scraping Time,Genre and Releasing Date from IMDB 02
-Combining Two Requests Data for IMDB
-Movies Recommender System (Creating Movie Url)
-Movies Recommender System (Creating Director Url)
-Movies Recommender System using BS4 (Getting Top 4 Movies)
-Movies Recommender System using BS4 (Merge All Requests Together)

4. CSS Selectors

-Introduction to CSS Selectors
-CSS Selectors Handson(Tags)
-Quiz(Tags)
-Solution(Tags)
-CSS Selectors Handson(Decendants, Id, Class)
-Quiz(Descendants)
-Solution(Descendants)
-Quiz(ID)
-Solution(ID)
-Solution(Class)
-Solution(Class)
-CSS Selectors Handson(Nested Tags, ID Tags, Class Tags)
-Quiz(Class with Tag)
-Solution(Class with Tag)
-CSS Selectors Handson(Coma Seprator, Universial Selectors
-Quiz(Combining Two Selectors)
-Solution(Combining Two Selectors)
-CSS Selectors Handson(Sibling Notations and Direct Child)
-Quiz(Adjacent Sibling)
-Solution(Adjacent Sibling)
-Quiz(General Sibling)
-Solution(General Sibling)
-CSS Selectors Handson(Child Selectors)
-Quiz(First Child)
-Solution(First Child)
-Quiz(Only Child)
-Solution(Only Child)
-Quiz(Last Child)
-Solution(Last Child)
-CSS Selectors Handson (Nigations, Attributes)
-Quiz(Negation)
-Solution(Negation)
-CSS Selectors Handson (Attributes, Attributes Values)
-Quiz(Attributes Values)
-Solution(Attributes Values)
-CSS Selectors Handson (Attributes Wild Cards Values)
-Quiz(Attributes Wild Card)
-Solution(Attributes Wild Card)

5. Scrapy

-Introduction to Scrapy
-Comparison of Scrapy and Requests
-Scrapy at a Glance Documentation
-Getting Started with Scrapy
-Running Documentation Spider 1
-Running Documentation Spider 2
-Writing Spider from the Scratch
-Understanding the Response(url, Status)
-Understanding the Response(headers)
-Understanding the Response(values in headers)
-Understanding the Response(body)
-Understanding the Response(request)
-Understanding the Response(meta)
-Understanding the Response(flags, certificate, ip_address, copy)
-Understanding the Response(replace, urljoin, follow, follow_all)
-Response CSS and Scrapy Shell
-Extracting quotes
-Understanding Nested selectors
-Extracting the Author and Quotes
-Checking for Next Page
-Checking for Next Page in Spider
-Checking for Next Page URL
-Scraping Quotes from Next Pages
-Exporting Extracted Data
-Quiz(Get The Tags)
-Solution(Get The Tags)
-Next Website
-CSS Selectors for Movie Names and URLs
-Combined CSS Selectors for Movie Names and URLs
-Sent request to the film info page
-Merge Data from Two Callbacks
-Extracting Movie Duration and Genres
-Exporting the Extracted Data
-Quiz(Extracting the Year)
-Solution(Extracting the Year)
-Getting Director Name and Url
-Getting Top Four Movies of Directors
-Extracting Data
-Extracting Data Anomaly (CSS Selector)
-Extracting Data Anomaly (dont_filter Flag)

6. Scrapy Project

- Hugoboss webiste for scraping
- Understanding Site Structure
- Writing CSS Selectors for Listings
- Listings in Scrapy Shell
- Sending Request to Listings Urls
- Extracting Products Url from the Listings
- Sending Requests to Products of the Listings
- Writing CSS for getting the Product Info
- Getting the bigger Images of the Product
- Checking Next Page Url
- Adding Pagination to Spider and Running it
- Output of the Spider

7. Selenium

- Introduction To Selenium
- Getting Started with Selenium
- Configuring the Webdriver
- Extracting Quotes
- Extracting Quotes and Author Names
- Quiz(Extracting Quotes)
- Solution(Extracting Quotes)
- Clicking on Button
- Paggination and Extracting Data
- Exception Handling for Unavailable Element
- Navigating the Website for Login
- Quiz(Log in and Extract Quote)
- Solution(Log in and Extract Quote)

8. Project Selenium

- Overview of Project
- Closing the Cookie Button
- Setting the Language for Translation
- Sending the Text for Transaltion
- Downaloading the Translation
- Reading Data from File for Translation
- THANK YOU Bonus Video

Цена - 12,99$

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