vowel count (snippet)

Python example 'vowel count'

Functions in program:

def vowel_count(S):

Modules used in program:

import sys

vowel count

Python beginners example: vowel count

#!/usr/bin/python
# -*- coding: utf-8 -*-

import sys

# The function
# counts number of occurrences of vowels
# in given string

# Principle:
# Loop through list of vowels
# count occurrences of each vowel in given string
# yield/generate the occurrences of that vowel

def vowel_count(S):
    vowels = ['a', 'e', 'i', 'o', 'u']
    for vowel in vowels:
        counter = 0
        for char in S:
            if char == vowel:
                counter += 1
        yield(vowel, counter)

# CLI
# Testing or Playing Interface
while True:
    usr_input = raw_input("\nPress (e) to Exit\nor Enter string: ").strip().lower()
    if not usr_input == "e":
        print("> Results: ")
        for vow, counter in vowel_count(usr_input):
            print("  " + vow + " > occurred " + str(counter) + " times.")
    else:
        print("\nHope you enjoyed!")
        sys.exit()

Useful links

Learn Python: https://pythonbasics.org
Download Python: https://python.org