import json
class Greeter:
def __init__(self, name: str):
self.name = name
def greet(self) -> str:
return f"Hello, {self.name}"
def main():
data = {"count": 3, "items": [1, 2, 3]}
for i in range(data["count"]):
print(i)
if data["items"]:
print(Greeter("world").greet())
print(json.dumps(data))
if __name__ == "__main__":
main()