Python 11.9 May 2026
def demonstrate_exception_groups(): """Python 3.11 introduced ExceptionGroup and except*.""" def fail_with_errors(): errors = [] for i in range(3): try: if i == 0: raise ValueError("Bad value") elif i == 1: raise TypeError("Wrong type") else: raise ZeroDivisionError("Divide by zero") except Exception as e: errors.append(e) if errors: raise ExceptionGroup("Multiple failures", errors)
def to_fahrenheit(self) -> Self: """Return a new Temperature object converted to Fahrenheit scale.""" fahrenheit_val = (self.celsius * 9/5) + 32 # Using Self as return type (Python 3.11+) return Temperature((fahrenheit_val - 32) * 5/9) # Just for demo, normally store in F python 11.9
class Temperature: def (self, celsius: float): self.celsius = celsius def demonstrate_exception_groups(): """Python 3
def __repr__(self) -> str: return f"Temperature({self.celsius}°C)" def parse_toml_config(file_path: str) -> dict: """Python 3.11 adds tomllib to standard library (for reading TOML).""" with open(file_path, "rb") as f: return tomllib.load(f) errors) def to_fahrenheit(self) ->
If you meant from a known book (e.g., Python Crash Course or Think Python ), just let me know the problem statement, and I’ll give the exact solution.
try: fail_with_errors() except* ValueError as e: print(f"Caught ValueError: {e.exceptions}") except* TypeError as e: print(f"Caught TypeError: {e.exceptions}") except* ZeroDivisionError as e: print(f"Caught ZeroDivisionError: {e.exceptions}") if == " main ": print("=== Python 3.11.9 Demo ===")
@classmethod def from_fahrenheit(cls, fahrenheit: float) -> Self: celsius_val = (fahrenheit - 32) * 5/9 return cls(celsius_val)
