Scrapy is a framework for building web crawlers and includes an API that can be used directly from a python script. The framework includes many components and options that manage the details of requesting pages from websites and collecting and storing the desired data. The typical way to run scrapy is to use the …
💡 Summary: This blog explores the steps to remove all non-alphabet characters from a given string. The ‘re’ module in Python provides regular expression operations, to process text. One uses these operations to manipulate text in strings. The compile() method in conjunction with the sub() method can remove all non-alphabet characters from a given string. Note: …
How To Remove All Non-Alphabet Characters From A String? Read More »
Subtitle: Avoid Hard-Coded Data While Making Your (And Others) Life Easier When the subject of config, or configuration, files comes up there is often confusion on what they are, how to read them, and the benefits that come from their use. In this article, we will cover what config files are before introducing the Python …
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Plotly Dash is the best Python framework for quick and easy creation of beautiful dashboard applications. To help you understand it quickly, I just finished our new Python Dash Cheat Sheet as part of our upcoming Python Dash book with NoStarch — stay tuned! You can download the PDF by clicking on the image: If …
Strings, Printing and ‘\n’ The printing of a basic string is probably the first program the majority of people, myself included, write in Python – does print(‘hello world’) sound familiar? From the outset we know the principle is simple, we can pass our string through the print() function and the output will be displayed in …
Spending money on books is one of the best investments you can possibly make. But why should you? This article compiles a list of 101++ FREE Python books to destroy any excuse of not learning Python. Everyone can afford to read free books! Download Your Free PDF with all the links: How To Use This …
Python’s set.clear() method removes all elements from this set. All variables that refer to this set object will refer to an empty set after calling the method. Here’s a minimal example where you remove three elements from a set at once by means of the s.clear() method: Syntax Let’s “dive” into the formal syntax of …
Python’s set.copy() method creates and returns a flat copy of this set. Here’s a minimal example where you copy a set with two integers and a string value: Syntax Let’s dive into the formal syntax of the set.copy() method. set.copy() Argument Data Type Explanation – – – The set.copy() method doesn’t take any argument. If …