TypeError — Advanced Playground
Raised when an operation is applied to an object of inappropriate type
Python Playground
# Custom exception hierarchy
class DetailedTypeError(TypeError):
def __init__(self, message, details=None):
super().__init__(message)
self.details = details or {}
def __str__(self):
base = super().__str__()
if self.details:
detail_str = ", ".join(f"{k}={v}" for k, v in self.details.items())
return f"{base} [{detail_str}]"
return base
try:
raise DetailedTypeError(
"Something went wrong",
{"code": 42, "source": "test"}
)
except TypeError as e:
print(f"Caught: {e}")
if hasattr(e, 'details'):
print(f"Details: {e.details}")
Output
Click "Run" to execute your code
Custom exception subclasses let you add context and structure to your error handling.
Challenge
Try modifying the code above to explore different behaviors. Can you extend the example to handle a new use case?