Module osbot_utils.base_classes.Type_Safe__List

Classes

class Type_Safe__List (expected_type, *args)

Built-in mutable sequence.

If no argument is given, the constructor creates a new empty list. The argument must be an iterable if specified.

Expand source code

class Type_Safe__List(list):

    def __init__(self, expected_type, *args):
        super().__init__(*args)
        self.expected_type = expected_type

    def __repr__(self):
        return f"list[{self.expected_type.__name__}] with {len(self)} elements"

    def append(self, item):
        if not isinstance(item, self.expected_type):
            raise TypeError(f"In Type_Safe__List: Invalid type for item: Expected '{self.expected_type.__name__}', but got '{type(item).__name__}'")
        super().append(item)

Ancestors

• builtins.list

Methods

def append(self, item)

Append object to the end of the list.

Expand source code

def append(self, item):
    if not isinstance(item, self.expected_type):
        raise TypeError(f"In Type_Safe__List: Invalid type for item: Expected '{self.expected_type.__name__}', but got '{type(item).__name__}'")
    super().append(item)