def foo(name):
    """
    Convert a string like a variable name into a slightly more human-friendly
    string with spaces and capitalized letters.

    @type name: C{str}
    @param name: The name to convert to a label.  This must be a string
    which could be used as a Python identifier.  Strings which do not take
    this form will result in unpredictable behavior.

    @rtype: C{str}
    """
    print <the_ref>name