change_case
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@ -1,11 +1,11 @@
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### countOccurences
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### count_occurences
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Counts the occurrences of a value in an list.
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Uses the `reduce` functin from built-in module `functools` to increment a counter each time you encounter the specific value inside the list.
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```python
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def countOccurences(arr, val):
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def count_occurences(arr, val):
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return reduce(
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(lambda x, y: x + 1 if y == val and type(y) == type(val) else x + 0),
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arr)
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@ -13,5 +13,5 @@ def countOccurences(arr, val):
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```
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```python
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countOccurrences([1, 1, 2, 1, 2, 3], 1) # 3
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count_occurrences([1, 1, 2, 1, 2, 3], 1) # 3
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```
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@ -1,4 +1,4 @@
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### countVowels
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### count_vowels
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Retuns `number` of vowels in provided `string`.
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@ -8,12 +8,12 @@ Use a regular expression to count the number of vowels `(A, E, I, O, U)` in a st
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import re
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def countVowels(str):
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def count_vowels(str):
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return len(len(re.findall(r'[aeiou]', str, re.IGNORECASE)))
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```
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``` python
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countVowels('foobar') # 3
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countVowels('gym') # 0
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count_vowels('foobar') # 3
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count_vowels('gym') # 0
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```
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