def sysarg_to_string(argv):
    """
    Transform a list of strings into a single string
    Add quotes if needed
    :return:
    """
    if argv is None or not argv:
        return ""

    result = ""
    first = True
    for s in argv:
        if not first:
            result += " "

        result += '"' + s + '"' if " " in s else s
        first = False

    return result


def get_class(kls):
    """
    Loads a class from its string full qualified name
    :param kls:
    :return:
    """
    parts = kls.split('.')
    module = ".".join(parts[:-1])
    m = __import__(module)
    for comp in parts[1:]:
        m = getattr(m, comp)
    return m


def get_object(kls, *args, **kwargs):
    """
    New instance of an object
    :param kls:
    :param args:
    :param kwargs:
    :return:
    """
    obj_type = get_class(kls)
    return obj_type(*args, **kwargs)


def get_full_qualified_name(obj):
    """
    Returns the full qualified name of a class (including its module name )
    :param obj:
    :return:
    """
    module = obj.__class__.__module__
    if module is None or module == str.__class__.__module__:
        return obj.__class__.__name__  # Avoid reporting __builtin__
    else:
        return module + '.' + obj.__class__.__name__