Random Thoughts.....What Are You Thinking?

from typing import Callable, List

class OperationRegistry:
_registry: List[Callable[[str], str]] = []

@classmethod
def register_operation(cls, func: Callable[[str], str]) -> Callable[[str], str]:
cls._registry.append(func)
return func

@classmethod
def apply_operations(cls, text: str) -> str:
result = text
# list comprehension usada apenas para iterar e atualizar 'result' sequencialmente
[result := op(result) for op in cls._registry]
return result

# Operações registradas via decorador da classe
@OperationRegistry.register_operation
def title_each_word(s: str) -> str:
return " ".join(word.capitalize() for word in s.split())

@OperationRegistry.register_operation
def remove_commas(s: str) -> str:
return s.replace(",", "")

@OperationRegistry.register_operation
def append_exclamation(s: str) -> str:
return s if s.endswith("!") else s + "!"

@OperationRegistry.register_operation
def append_interrogation(s: str) -> str:
return s if s.endswith("?") else s + "?"

# Exemplo
if __name__ == "__main__":
original = "hello, world, this is an example"
processed = OperationRegistry.apply_operations(original)
print(processed) # "Hello World This Is An Example!"