migrate to git.charlotte.sh

python-csi160/week10/part4.py

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+import string
+from alice import alice_text
+
+def word_frequency(text):
+    """Generates a word frequency dictionary for the supplied text.  All punctuation is stripped and the case is converted to lowercase.
+
+    Example dictionary: {'the': 2, 'cat': 1, 'bit': 1, 'dog': 1}
+
+    param text: (string) The text to be analyzed
+    return: (dict) Word frequency dictionary
+    """
+    # Strip Punctuation
+    for character in string.punctuation:
+        text = text.replace(character, "")
+    
+    # Convert to lower case
+    text = text.lower()
+
+    # Generate a list of all of the words
+    words = text.split()
+
+    word_frequency = {}
+    for word in words:
+        if word in word_frequency:
+            word_frequency[word] += 1
+        else:
+            word_frequency[word] = 1
+    return word_frequency
+
+
+# Code for testing purposes. Do not modify
+short_sentence = "The silly cat is the silly face."
+print(f'Analyzing word frequency of "{short_sentence}"')
+print(word_frequency("The silly cat is the silly face."))
+
+print()
+try:
+    print('In Alice and Wonderland,')
+    alice_freq = word_frequency(alice_text)
+    print(f'The word Alice occurs {alice_freq["alice"]} times')
+    print(f'The word melancholy occurs {alice_freq["melancholy"]} times')
+    print(f'{len(alice_freq)} different words are used in the book.')
+except Exception as e:
+    print('Exception raised when analyzing Alice in Wonderland:')
+    print(e)