포함 여부 확인 (hangul_contains)

hangul_contains(word: str, pattern: str, notallowempty: bool = False) -> bool

from hangulpy import hangul_contains

print(hangul_contains("사과", "ㅅ"))  # True
print(hangul_contains("사과", "삭"))  # True
print(hangul_contains("사과", "ㅅㄱ"))  # True
print(hangul_contains("사과", "삽"))  # False

from hangulpy import hangul_contains

print(hangul_contains("사과", ""))  # True
print(hangul_contains("사과", "", notallowempty=True))  # False