Data Wrangling with Python: Simplify your ETL processes with these hands-on data sanitation tips, tricks and best practices

Tirthajyoti Sarkar, Shubhadeep Roychowdhury

  • 出版商: Packt Publishing
  • 出版日期: 2019-02-28
  • 售價: $1,320
  • 貴賓價: 9.5$1,254
  • 語言: 英文
  • 頁數: 460
  • 裝訂: Paperback
  • ISBN: 1789800110
  • ISBN-13: 9781789800111
  • 相關分類: Python
  • 相關翻譯: Python數據整理 (簡中版)

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商品描述

Data is the new oil but it comes as crude, just like oil. To do anything meaningful - modeling, visualization, machine learning, for predictive analysis - you first need to wrestle and wrangle with data. This book teaches the essential basics of data wrangling using Python.

Key Features

  • Focuses on essential basics of wrangling to get you up and running with analysis in no time
  • Teaches the tricks and know-how of "how to solve data wrangling problems"
  • Added bonus topics - random data generation, data integrity checks

Book Description

To practice high-quality science with data, first you need to make sure it is properly sourced, cleaned, formatted, and pre-processed. This book teaches you the most essential basics of this invaluable component of the data science pipeline - data wrangling.

What you will learn

  • Able to manipulate complex and simple data structure using Python and it's built-in functions
  • Use the fundamental and advanced level of Pandas DataFrames and numpy.array
  • Manipulate them at run time
  • Extract and format data from various formats (textual) - normal text file, SQL, CSV, Excel, JSON, and XML
  • Perform web scraping using Python libraries such as BeautifulSoup4 and html5lib
  • Perform advanced string search and manipulation using Python and RegEX
  • Handle outliers, apply advanced programming tricks, and perform data imputation using Pandas
  • Basic descriptive statistics and plotting techniques in Python for quick examination of data
  • Practice data wrangling and modeling using the random data generation techniques

Who This Book Is For

Software professionals, web developers, database engineers, and business analysts who want to movetowards a career of full-fledged data scientist/analytics expert or whoever wants to use data analytics/machine learning to enrich their current personal or professional projects.Prior experience with Python is not an absolute requirement, however the knowledge of at least oneobject-oriented programming language (e.g. C/C++/Java/JavaScript), and high school level math is highlypreferred. It is a bonus if you have rudimentary idea about relational database and SQL.Even seasoned Python app/web developers can benefit from this book as it focuses on data engineering aspects