21 lines
470 B
Python
21 lines
470 B
Python
def count_words(sentence):
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words = []
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word = ""
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for character in sentence:
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if character.isalnum() or character == " ":
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word += character.lower()
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else:
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if word.strip("'"):
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words.append(words.strip("'"))
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word = ""
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if word.strip("'"):
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words.append(word.strip("'"))
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result = {}
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for word in words:
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result[word] = result.get(word, 0) + 1
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return result
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