To convert a Python list into a string, use the join() method of a string: Output: This is a complete guide to converting a list to a string in Python. This guide shows you different approaches to making the conversion. Besides, you learn what to do if the list doesn’t have strings, to begin with. …
4 Ways to Convert a List to a String in Python (Complete Guide) Read More »
To raise a number to a power in Python, use the Python exponent ** operator. For example, 23 is calculated by: And generally n to the power of m by: Python exponent is also related to another similar topic. The exponent notation is a way to express big or small numbers with loads of zeros. …
To print the contents of a list in Python, all you need to do is call the print() function on it. Here is an example of printing a list of three fruits in a list: Output: But if you want to print each element of a list separately, you should use a for loop. For …
Converting string to int in Python is easy using the built-in int() function. For example, let’s convert the string “100” to an integer: How to Convert Comma-Separated Number String to Int? To convert a comma-separated number string (e.g. 1,000,000) to an int in Python, first, get rid of the commas with the replace() method. Then …
To round numbers in Python, use the built-in round() function. For example, let’s round a floating-point number to its nearest integer value: Output: To round up or down, use the math module’s ceil() or floor() functions: In this guide, you will learn how to: Round a decimal number to a certain number of decimals. Round …
Python string with %s is an old string formatting technique. The %s is placed into a string and it acts as a placeholder for another string variable. For example: Output: However, as more modern string formatting techniques have been added to Python, you rarely see this in use. And you should not use it either! …
Python String %s — What Does It Mean? (with Examples) Read More »
To write a module in Python, all you need to do is create a Python file and write some code to it. For example, to create a module called example, create a file called example.py and add the following function to it: There is your first Python module. To use it, you need to import …
Data manipulation is an integral part of data preparation. This is especially so since data collection leaves room for duplication and data omission. There are various ways and coding languages for cleaning and manipulating data, but Python is arguably one of the best languages for this. Cleaning and manipulation of data ensure that the data …
In Python, a mutable object can be changed, but an immutable object cannot. For example, a tuple is an immutable data type. You cannot change its elements after creating it: In contrast, a list is a mutable collection. You can change its contents afterward: This is a comprehensive guide to understanding the concepts of mutable …
Mutable and Immutable in Python: A Complete Guide (Examples) Read More »
In short, the main difference between tuples vs lists in Python is mutability. In other words, a Python list can be changed, but a tuple cannot. This means a tuple performs slightly better than a list. But at the same, a tuple has fewer use cases because it cannot be modified. In short, here are …
Lists vs Tuples in Python: What’s The Difference? Read More »
