The Ultimate Guide To Python Tuples

Python has several built-in data structures such as Lists, Sets and Dictionaries (check out the articles!).In this article, you’ll learn everything you need to know about tuples including real world examples. A Python tuple is an immutable, ordered, and iterable container data structure that can hold arbitrary and heterogeneous immutable data elements. Tuple Motivating Example … Read more

Python One Line to Multiple Lines

To break one line into multiple lines in Python, use an opening parenthesis in the line you want to break. Now, Python expects the closing parenthesis in one of the next lines and the expression is evaluated across line boundaries. As an alternative, you can also use the backslash \ just in front of the … Read more

How to Search and Replace a Line in a File in Python? 5 Simple Ways

Problem: Given the contents of a text file. How to search and replace a specific string or line in the file? Example: Let’s consider the following example where you want to replace the highlighted (bolded) text parts. Text in the file before replacing a line: There was an idea to bring together a group of … Read more

How to Write Multiple Statements on a Single Line in Python?

Problem: Given multiple Python statements. How to write them as a Python One-Liner? Example: Consider the following example of four statements in a block with uniform indentation: Each of the four statements is written in a separate line in a code editor—this is the normal procedure. However, what if you want to one-linerize those: How … Read more

Python One Line Regex Match

Summary: To match a pattern in a given text using only a single line of Python code, use the one-liner import re; print(re.findall(pattern, text)) that imports the regular expression library re and prints the result of the findall() function to the shell. Problem: Given a string and a regular expression pattern. Match the string for … Read more

Python One Line Return if

Problem: How to return from a Python function or method in single line? Example: Consider the following “goal” statement: However, this leads to a Syntax error: In this tutorial, you’ll learn how to write the return statement with an if expression in a single line of Python code. You can get an overview of the … Read more

Python One Line Reverse Shell

This article will be fun! You’ll learn about an important concept in security: reverse shells. You’ll also learn how to create reverse shells in Python in a single line of code. So, let’s start with the big question: What is a Reverse Shell? Here’s the definition of a Reverse Shell: A reverse shell is used … Read more