Solución Reto #7 Python

app/src/main/java/com/nadisla/weeklychallenge2022/challenge07-python/challenge07.py

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+"""
+* Challenge #7
+* COUNTING WORDS
+* Difficulty: MEDIUM
+*
+* Statement: Create a program that counts how many times each word is repeated and displays the final count for all of them.
+* - Punctuation marks are not part of the word.
+* - A word is the same even if it appears in upper and lower case.
+* - It is not possible to use functions of the language that resolve it automatically.
+*
+* Reto #7
+* CONTANDO PALABRAS
+* Dificultad: MEDIA
+*
+* Enunciado: Crea un programa que cuente cuantas veces se repite cada palabra y que muestre el recuento final de todas ellas.
+* - Los signos de puntuación no forman parte de la palabra.
+* - Una palabra es la misma aunque aparezca en mayúsculas y minúsculas.
+* - No se pueden utilizar funciones propias del lenguaje que lo resuelvan automáticamente.
+"""
+import re
+def count_word_repetitions(text):
+    text_splitted = text.split(" ");
+    regular_expression = r'[^\w\s]'
+    word_repetitions = {};
+    for word in text_splitted:
+        matches = re.findall(regular_expression, word)
+        if len(matches) > 0: word = re.sub(regular_expression, "", word.lower())
+        else: word = word.lower()
+        if word not in word_repetitions: word_repetitions[word] = 1
+        else: word_repetitions[word] += 1
+    final_count = sum(word_repetitions.values())
+    print(f"{word_repetitions}\nFinal word count: {final_count}")
+count_word_repetitions("Hello, HELLO WORLD!,")