18 lines
368 B
Python
18 lines
368 B
Python
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from typing import Dict
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import re
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def letterFrequency(text: str) -> Dict[str, int]:
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output = {}
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text = re.sub('[^a-zA-Z]+', '', text)
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for letter in text:
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if letter in output:
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output[letter] += 1
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else:
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output[letter] = 1
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return output
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frequency = letterFrequency('I wish I wish with all my heart to fly with dragons in a land apart')
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print(frequency)
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