Use the isalpha() method to check if a string only contains letters. word = 'beach' print(word.isalpha()) #output: True word = '32' print(word.isalpha()) #output: False word = 'number32' print(word.isalpha()) #output: False word = 'Favorite number is blue' #notice the space between…
The rules to check a leap year are: The year has to be divisible by four, that is, the remainder of the division is 0. The year cannot be divisible by 100, that is, the remainder of the division is…
A prime number is an integer greater than one that is only divisible by one and itself. def check_prime(number): if number <= 1: return False for divisor in range(2, int(number**0.5)+1): if (number % divisor) == 0: print(divisor,'*', number//divisor, '=', number)…
In this post, I’m gonna show how to swap two items in a list. This post is an extension of How to swap two variables in Python. Swap by index This first code snippet assumes you already know the index…
Use the isdecimal() method to check if a string only contains decimals, that is, only numbers from 0 to 9 and combinations of these numbers. Subscript, superscript, roman numerals, and other variations will be returned as False. word = '32'…
Use the isdigit() method to check if a string only contains digits. Digits include numbers from 0 to 9 and also superscripts and subscripts. word = '32' print(word.isdigit()) #output: True print("\u2083".isdigit()) #unicode for subscript 3 #output: True word = 'beach'…
Use the isnumeric() method to check if a string only contains numeric chars. Numerics include numbers from 0 to 9 and combinations of them, roman numerals, superscripts, subscripts, fractions, and other variations. word = '32' print(word.isnumeric()) #output: True print("\u2083".isnumeric()) #unicode…
Use the islower() method to check if the characters in a string are all in lower case. text = 'This is a regular text' print(text.islower()) #output: False text = 'this is a regular text' print(text.islower()) #output: True text = 'this…
In this post I will show how to swap the values of two variables. The first way is very common in many languages and require the use of a third variable. The second and recommended way is what they call…
Use the splitlines() method to split a string at line breaks. The return of the method is a list of the lines. my_string = 'world \n cup' print(my_string.splitlines()) #output: ['world ', ' cup'] If you want to keep the line…