human
Complete the below
def iter_options(grouped_choices, cutoff=None, cutoff_text=None):

    ''''Helper function for options and option groups in templates.'
    '''

Can you provide a the Python program you requested?
assistant
#Here is the Python program you requested.
    class StartOptionGroup(object, ):
        start_option_group = True
        end_option_group = False
        def __init__(self, label):
            self.label = label
    class EndOptionGroup(object, ):
        start_option_group = False
        end_option_group = True
    class Option(object, ):
        start_option_group = False
        end_option_group = False
        def __init__(self, value, display_text, disabled=False):
            self.value = value
            self.display_text = display_text
            self.disabled = disabled
    count = 0
    for (key, value) in grouped_choices.items():
        if (cutoff and (count >= cutoff)):
            break
        if isinstance(value, dict):
            (yield StartOptionGroup(label=key))
            for (sub_key, sub_value) in value.items():
                if (cutoff and (count >= cutoff)):
                    break
                (yield Option(value=sub_key, display_text=sub_value))
                count += 1
            (yield EndOptionGroup())
        else:
            (yield Option(value=key, display_text=value))
            count += 1
    if (cutoff and (count >= cutoff) and cutoff_text):
        cutoff_text = cutoff_text.format(count=cutoff)
        (yield Option(value=u'n/a', display_text=cutoff_text, disabled=True))