Get a human-friendly name for the given callable.

    :param c: The callable to get the name for
    :type c: callable
    :rtype: unicode

def get_callable_name(c):
    """ Get a human-friendly name for the given callable.

    :param c: The callable to get the name for
    :type c: callable
    :rtype: unicode
    """
    if hasattr(c, 'name'):
        return six.text_type(c.name)
    elif hasattr(c, '__name__'):
        return six.text_type(c.__name__) + u'()'
    else:
        return six.text_type(c)