Mar 6, 2015 · For just single words... it's probably more efficient to use str.capitalize as str.title will capitalize each word (so has a split/join op overhead) –

Mar 13, 2024 · There are different ways to capitalize the first letter of every word in a string using Python. We will cover methods such as using str.capitalize(), loops and regular expressions to achieve this text formatting task.

I have a Python list variable that contains strings. Is there a function that can convert all the strings in one pass to lowercase and vice versa, uppercase?

Jun 23, 2018 · You can use str.capitalize instead of lambda s: s.capitalize(). The line li = map(lambda x: '"'+x+'"', my_input) adds quotation marks to your capitalized string. Why are you surprised that the string has the quotation marks? Remove that line. From Python's point of view, " and ' serve the same purpose. But please read my comment.

Nov 6, 2023 · To uppercase first letter in a Python list we can use upper (), capitalize (), or title () functions with other functions like list comprehension, a for loop, and regular expression to iterate over all the elements of the Python list and capitalize the first letter.

Jul 13, 2021 · Use string upper () method to convert every element in a list of strings into uppercase (capitalize) in Python code.

Dec 30, 2024 · In Python, we often need to convert the case of elements in a list of strings for various reasons such as standardizing input or formatting text. Whether it’s converting all characters to uppercase, lowercase, or even swapping cases. In this article, we’ll explore several methods to convert the case of elements in a list of strings.

The capitalize() method returns a string where the first character is upper case, and the rest is lower case. No parameters. The first character is converted to upper case, and the rest are converted to lower case: txt = "python is FUN!" See what happens if the first character is a number: txt = "36 is my age." String Methods.

Oct 21, 2022 · A concise Python one-liner to convert a string list to all uppercase strings is to use the map() function with a lambda function as a first argument — converting a string argument x to its uppercase variant using x.upper() — and the list of strings as the second argument.

Mar 29, 2023 · This function capitalizes the first character of each element in the array and returns a new array with the same shape. The output array contains the elements 'A1b2', '1b2a', 'B2a1', and '2a1b', with the first characters capitalized and the remaining characters unchanged.