script.py

import re
from collections import Counter
import urllib.request

def get_book(url):
  """Load text from a URL"""
  with urllib.request.urlopen(url) as response:
    text = response.read().decode(errors='ignore')
  return text.lower()
  
def split_words(book):
  """Extract the words with regex"""
  return re.split("[^A-Za-z]+",book)
  
def count_words(words):
  """Create a dictionary with word counts"""
  return Counter(words)
  
def read_books(urls):
  """For each url in urls, 
  load the book and count the words"""
  # Create a place to store word counts
  word_counts = {}
  # For each book: load it, count words, store the counts
  for title, path in urls.items():
    book = get_book(path)
    words = split_words(book)
    counts = count_words(words)
    word_counts[title] = counts.most_common()[:10]
  return word_counts
  
def save_results(results,path):
  """Save the results to a text file"""
  with open(path,'w') as f:
    for book, words in results.items():
      f.write(f"BOOK: {book}\n")
      for word, count in words:
        f.write(f"{' '*8}{word:10s}{count:6d}\n")
    
urls = {
  'pride-and-prejudice': 'https://www.gutenberg.org/files/1342/1342-0.txt',
  'alice-in-wonderland': 'https://www.gutenberg.org/files/11/11-0.txt',
  'sherlock-holmes': 'https://www.gutenberg.org/files/1661/1661-0.txt',
  'moby-dick': 'https://www.gutenberg.org/files/2701/2701-0.txt',
  'count-of-monte-cristo': 'https://www.gutenberg.org/files/1184/1184-0.txt'
}


output_file = "my-results.txt"

# Download the books and count words
results = read_books(urls)

# Save the results to a text file
save_results(results,output_file)