Python

Python Keywords and Identifiers (Updated) — step-by-step Python tutorial on Progressive Robot

Python Keywords and Identifiers (Updated)

URL: https://www.progressiverobot.com/python-keywords-identifiers/ Let's talk about Python keywords and identifiers. We recently also covered a complete tutorial on installing and setting up Python for beginners in this [Python tutorial](/community/tutorials/python-tutorial-beginners). Python Keywords Well simply, Python keywords are the words that are reserved. That means you can't use them as name of any entities like variables, classes and […]

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How To Use Python Raw String — step-by-step Python tutorial on Progressive Robot

How To Use Python Raw String

URL: https://www.progressiverobot.com/python-raw-string/ Introduction You can create a raw string in Python by prefixing a string literal with r or R. Python raw string treats the backslash character (\) as a literal character. Raw string is useful when a string needs to contain a backslash, such as for a regular expression or Windows directory path, and […]

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Python System Command - os.system(), subprocess.call() — step-by-step Python tutorial on Progressive Robot

Python System Command – os.system(), subprocess.call()

URL: https://www.progressiverobot.com/python-system-command-os-subprocess-call/ In this tutorial we will learn about Python System Command. Previously we learned about [Python Random Number](/community/tutorials/python-random-number). Python System Command While making a program in python, you may need to exeucte some shell commands for your program. For example, if you use Pycharm IDE, you may notice that there is option to share […]

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How to scrape Amazon Product Information using Beautiful Soup — step-by-step Python tutorial on Progressive Robot

How to scrape Amazon Product Information using Beautiful Soup

URL: https://www.progressiverobot.com/scrape-amazon-product-information-beautiful-soup/ Web Scraping is the programming-based technique for extracting relevant information from websites and storing it in the local system for further use. In modern times, web scraping has a lot of applications in the fields of Data Science and Marketing. Web scrapers across the world gather tons of information for either personal or […]

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Understanding Lists in Python 3 — step-by-step Python tutorial on Progressive Robot

Understanding Lists in Python 3

This tutorial will go through some of the ways we can work with lists in Python. Lists are great to use when you want to work with many related values. They enable you to keep data together, condense your code, and perform the same methods and operations on multiple values at once. This tutorial will cover some basic processes, including indexing, slicing, modifying, and concatenating lists.

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Como Fazer Crawling em uma Página Web com Scrapy e Python 3 — step-by-step Python tutorial on Progressive Robot

Como Fazer Crawling em uma Página Web com Scrapy e Python 3

Web scraping, às vezes chamado de web crawling ou web spidering, ou “programaticamente revisar uma coleção de páginas web e fazer uma extração de dados”, é uma ferramenta poderosa para o trabalho com dados na web. Com um web scraper, você pode minerar dados sobre um conjunto…

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Getting Started With Flask — step-by-step Python tutorial on Progressive Robot

Getting Started With Flask

Learn how to use Flask — a Python micro web framework, to build your web applications. See how Flask handles routing, web page templating, and more.

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