Add string_statistics algorithms.

Author: harx878-beep

strings/string_statistics.py

@@ -0,0 +1,26 @@
+def string_statistics(text: str) -> dict[str, int]:
+    """
+    Return statistics about a string.
+
+    >>> string_statistics("Hello")
+    {'length': 5, 'vowels': 2, 'consonants': 3}
+
+    >>> string_statistics("")
+    {'length': 0, 'vowels': 0, 'consonants': 0}
+    """
+    vowels = "aeiouAEIOU"
+
+    length = len(text)
+    vowel_count = sum(1 for char in text if char in vowels)
+    consonant_count = sum(1 for char in text if char.isalpha() and char not in vowels)
+
+    return {
+        "length": length,
+        "vowels": vowel_count,
+        "consonants": consonant_count,
+    }
+
+
+if __name__ == "__main__":
+    from doctest import testmod
+    testmod()