import ast


def is_list_addition(node):
    """Check if operation is adding something to a list"""
    list_operations = ["append", "extend", "insert"]
    return (
        isinstance(node.func.ctx, ast.Load)
        and hasattr(node.func, "value")
        and isinstance(node.func.value, ast.Name)
        and node.func.attr in list_operations
    )