<s>[INST] def calculate_total_expenses(expenses, category):
    """
    This function calculates the total expenses for a given category.

    Args:
        expenses (list): A list of dictionaries, where each dictionary contains 'date', 'amount', and 'category' of an expense.
        category (str): The category for which the total expenses are to be calculated.

    Returns:
        float: The total expenses for the given category.
    """[/INST]