[+] Add nlp utils

hypy_utils/__init__.py

@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-__version__ = "1.0.9"
+__version__ = "1.0.10"
 
 import dataclasses
 import hashlib

hypy_utils/nlp_utils.py

@@ -0,0 +1,31 @@
+"""
+Natual language processing utils
+"""
+
+
+def camel_split(camel: str) -> list[str]:
+    """
+    Split camel case string into sentence
+
+    Credit: https://stackoverflow.com/a/58996565/7346633
+
+    :param camel: E.g. HelloWorld or helloWorld
+    :return: E.g. ['Hello', 'World']
+    """
+    # Ignore all caps or all lower
+    if camel.isupper() or camel.islower() or camel.isnumeric():
+        return [camel]
+
+    idx = list(map(str.isupper, camel))
+
+    # Mark change of case
+    word = [0]
+    for (i, (x, y)) in enumerate(zip(idx, idx[1:])):
+        if x and not y:  # "Ul"
+            word.append(i)
+        elif not x and y:  # "lU"
+            word.append(i + 1)
+    word.append(len(camel))
+
+    # for "lUl", index of "U" will pop twice, have to filter that
+    return [camel[x:y] for x, y in zip(word, word[1:]) if x < y]