How to find the count of a word in a string?

Question

I have a string \"Hello I am going to I with hello am\". I want to find how many times a word occur in the string. Example hello occurs 2 time. I tried this app

Answer 1

Considering Hello and hello as same words, irrespective of their cases:

>>> from collections import Counter
>>> strs="Hello I am going to I with hello am"
>>> Counter(map(str.lower,strs.split()))
Counter({'i': 2, 'am': 2, 'hello': 2, 'to': 1, 'going': 1, 'with': 1})