Consecutive letters

Save all these functions in file consecutive.py

1. Write function consecutive_vowels() that, given a text (str), returns the number of (overlapping) occurrences (int) of 2 consecutive vowels in the text. Examples:

   >>> consecutive_vowels ('I was washed by an unfairly cloudburst')
   2
   >>> consecutive_vowels ('She was in the room too early in the afternoon')
   4
   >>> consecutive_vowels ('It is a goog thing it was raining when I left home otherwise I would not have brought my umbrella')
   4
   >>> consecutive_vowels ('The rain continued to pour down and all the people outside waited patienly for it to stop')
   7
   

   Note

   More tests are provided in file test-consecutive_vowels.txt

2. Write function consecutive_consonants() that, given a text (str), returns the number of (overlapping) occurrences (int) of 3 consecutive consonants in the text. Examples:

   >>> consecutive_consonants ('The First World War lasted from 1914 to 1918')
   2
   >>> consecutive_consonants ('Pozdravlyayu s prazdnikom, Vsego nailuchshego!')
   5
   >>> consecutive_consonants ('abcdevxyz')
   3
   >>> consecutive_consonants ('It was a softly lighted mirror in the checkroom. I went there from the restaurant straight through a large corridor')
   7
   

   Note

   More tests are provided in file test-consecutive_consonants.txt

   Solution

   A solution of these functions is provided in the consecutive.py