Python String Comprehension: A Comprehensive Guide

Python String Comprehension is a concise way to create strings using a single line of code, often involving iteration and optional conditionals, providing a succinct, readable alternative to using loops. It’s particularly useful for generating strings based on existing iterables. Here’s an example: In this example, the generator expression (fruit[0] for fruit in input_list if … Read more

List Comprehension in Python

Understanding List Comprehension List comprehension is a concise way to create lists in Python. They offer a shorter syntax to achieve the same result as using a traditional for loop and a conditional statement. List comprehensions make your code more readable and efficient by condensing multiple lines of code into a single line. The basic … Read more

Python Find in Sorted List

Python’s built-in sorted() function enables programmers to sort a list efficiently and easily. On the other hand, the list.sort() method provides an in-place sorting mechanism. Additionally, Python allows for custom sorting using the key parameter in these functions, enabling more advanced sorting scenarios. In this article, I’ll show you how to find an element in … Read more

How Can I Join Two Lists in Python?

Joining two lists in Python is a common operation when working with data structures, as it allows you to merge different sets of information highly efficiently. Python offers other approaches to combine lists, such as list comprehension and extending lists. The easiest approach is the ‘+‘ operator as it stands out for its simplicity and … Read more

Python Container Types: A Quick Guide

If you’re working with Python, most of the data structures you’ll think about are container types. πŸš‚πŸšƒπŸšƒπŸšƒ These containers are special data structures that hold and manage collections of elements. Python’s most commonly used built-in container types include tuples, lists, dictionaries, sets, and frozensets πŸ“¦. These containers make it easy for you to store, manage … Read more

How to Add Elements to a Python Set

Problem Formulation and Solution Overview This article will show you how to add elements to a Python set. ℹ️ Info: A Python set is a collection of unique item(s) saved in no particular order (unordered). A set cannot be changed. However, elements can be added and removed. Sets can also perform calculations like union, intersection, … Read more

How to Count the Number of Unique Values in a List in Python?

Problem Statement:Β Consider that you have been given a list in Python. How will you count the number of unique values in the list? Example: Let’s visualize the problem with the help of an example: Given:Β li = [‘a’, ‘a’, ‘b’, ‘c’, ‘b’, ‘d’, ‘d’, ‘a’]Output:Β The unique values in the given list are ‘a’, ‘b’, ‘c’, ‘d’. … Read more

Python Print Dictionary Without One or Multiple Key(s)

The most Pythonic way to print a dictionary except for one or multiple keys is to filter it using dictionary comprehension and pass the filtered dictionary into the print() function. There are multiple ways to accomplish this and I’ll show you the best ones in this tutorial. Let’s get started! πŸš€ πŸ‘‰ Recommended Tutorial: How … Read more

How to Find the Shortest String in a Python Set?

Use Python’s built-in min() function with the key argument to find the shortest string in a set. Call min(my_set, key=len) to return the shortest string in the set using the built-in len() function to determine the weight of each stringβ€”the shortest string has minimum length. πŸ‘‰ Recommended Tutorial: How to Find the Shortest String in … Read more

How to Check if a Python Set is Empty?

There are three main ways to check if a set is empty: Implicit: Pass the set into a Boolean context without modification. Python will automatically convert it to a Boolean using bool(). Explicit: Pass the set into the bool() Function. Comparison: Compare the set with the empty set like so: my_set == set() Let’s dive … Read more