import re


def get_argument_value(input_string, argument):
    """This function gets the value of the argument from the input_string.

    Inputs:
        - input_string: Input_string containing all arguments [string]
        - argument: The argument of interest to be gathered from the input_string [string]

    Outputs:
        - argument_value: the value of the argument of interest [string]
    """

    # Gather the argument value
    argument_value = list(filter(None, re.split(' ', list(filter(None, re.split(argument, input_string)))[-1])))[0]

    return argument_value