How To Read File Into List With 1 Line Of Code In Python
How do read the contents of a file in Python and insert these lines into a list? Using the built-in function open() and the asterisk operator * a file’s contents …
List comprehension
How To Prepend List With A New Value Or Contents Of Another List In Python
How do you prepend a value or item to a list? Or how do you prepend the contents of a list to another list using Python? There are two ways …
Convert List To Integers In Python With One Line Of Code
How do you convert a list of strings to a list of integers in Python? And can you do it with one line of code? To convert a list of …
How To Remove File Extension From Path String In Python: One-Liner
How do you remove the file extension from a path in Python? And can you do it using just one line of code? The file extension is generally the last …
How To Initialize A Dictionary In Python
How do you initialize an empty dictionary in Python? Is it best to use dict() or {}? There are two common ways of initializing a dictionary in Python. One involves …
Check Phone Numbers Using Regex In Python [Examples]
How can you use the Python Regex library to check if a string represents a phone number? To check if a string matches a specific pattern use the Regex library’s …
How To Capitalize First Letter Of Every Word In Python (One-Liner)
How do you capitalize the first letter of each word in a string using Python? To capitalize the first letter of every word in Python using one line of code …
How To Find The Length Of A String In Python Without Libraries [Examples]
How do you find the length of a string in Python without needing to import libraries? To find the length of a string in Python use the built-in len() function …
How To Get A List Of Duplicates From A List In Python (One-Liner)
How do you get a unique list of duplicates from an original list using Python? And how do you get a list of all the duplicate items in a list …
How To Remove Duplicates From A List In Python (One-Liner)
How do you remove duplicates from a list using Python? To remove duplicate elements from a list in Python use a list comprehension to create a new list with no …
How To Find Most Frequent Element In List In Python (Code Examples, No Import Statements)
How do you find the most common element in a list using Python without importing any special libraries? To find the most frequent elements in a list iterate through the …
Inline For Loop With If Statements (Code Examples)
What is the syntax for writing a for loop on one line in Python? This syntax is known as a list comprehension and enables the user to write a for …
How To Check If Element In List Is Empty In Python
How do you know if an element in Python is empty? First, you need to define what is meant by the term empty. Does it mean None or an empty …
How To Add An Empty Element To A List In Python
To insert or append an empty element into a Python list you need to first define what is meant by the word empty. By empty do you mean an empty …
Python ord() Function (Code Examples)
What does the ord() function do? The built-in ord() function in Python converts any Unicode character into a number. It only takes one parameter which must be a single Unicode …
Split A String Into List Of Characters In Python [Code Examples, One-Liner, No Imports]
A common requirement in Python is to split a string into the characters which make up the string. I’ve previously shown how you can do this by breaking up a …
Find The Length Of List In Python [Examples, One Liners, No Imports]
To find the length of a list use the built-in len() function which takes a single parameter that is iterable. For example this could be a string, list, tuple or …
How To Increment A Variable By 1 In Python
How do you increase a variable by one in Python? In other popular programming languages to increment a variable by one you can use the simple increment syntax of ++, …
Transpose A List Of Lists: Python Examples, No Imports
When using a spreadsheet it can be as easy as using the TRANSPOSE function on a range to transform the rows and columns into columns and rows, but how do …
How To Create A List With Values: Python Code (Examples, One-Liners, No Imports)
You can construct a list in a certain number of ways as detailed in the Python documentation. The most popular I use the most is by defining my list variables …
