[docs]
def reverse_string(s: str) -> str:
"""
Reverse the given string.
Args:
s (str): The input string to be reversed.
Returns:
str: The reversed string.
"""
return s[::-1]
[docs]
def count_vowels(s: str) -> int:
"""
Count the number of vowels in the given string.
Args:
s (str): The input string to count vowels from.
Returns:
int: The number of vowels in the string.
"""
vowels: str = 'aeiouAEIOU'
return sum(1 for char in s if char in vowels)
[docs]
def capitalize_words(s: str) -> str:
"""
Capitalize the first letter of each word in the given string.
Args:
s (str): The input string to capitalize.
Returns:
str: A new string with each word capitalized.
"""
return ' '.join(word.capitalize() for word in s.split())