"""Create logic_validator
Generated by Phi-Octopus Eden
2025-11-07 07:48:00.190005
"""

```python
from typing import Any, Callable


class LogicValidator:
    """
    A class for validating logical expressions in a limited reasoning environment.
    """

    def __init__(self):
        pass

    def validate_expression(self, expression: str) -> bool:
        """
        Validates the given logical expression.

        Args:
            expression (str): The logical expression to be validated. It should be in
                              a simplified propositional logic format without nested expressions.
                              Example: "A and B"

        Returns:
            bool: True if the expression is valid, False otherwise.
        """
        operators = {"and": lambda x, y: x and y,
                     "or": lambda x, y: x or y,
                     "not": lambda x: not x}
        
        def evaluate_expression(exp: str) -> Any:
            for operator in operators:
                if operator in exp:
                    parts = exp.split(operator)
                    left_side = parts[0].strip()
                    right_side = parts[1].strip()
                    return operators[operator](evaluate_expression(left_side), evaluate_expression(right_side))
            return eval(exp)

        try:
            return evaluate_expression(expression)
        except (SyntaxError, NameError):
            return False

# Example usage
validator = LogicValidator()
print(validator.validate_expression("A and not B"))  # True or False based on the values of A and B
print(validator.validate_expression("not A and B"))  # True or False based on the values of A and B
```