how to count the number of specific characters in a string in python code example

Example 1: python return number of characters in string

# Example usage:
your_string = "Example usage"
len(your_string)
--> 13

Example 2: count characters in string python

>>> sentence = 'Mary had a little lamb'
>>> sentence.count('a')
4

Example 3: python count character occurrences

str1.count("a")