check if char is alphabet python code example

Example 1: how to check if a string is composed only of alphabets in python

str1 = "hello world. welcome to python examples."

bool = str1.isalpha()

print('str1 contains only alphabets:', bool)
//output will be False

Example 2: python check if character is letter

>>> 'A'.isalpha()
True
>>> '1'.isalpha()
False