def _strOrDate(st):
    '''internal'''
    if isinstance(st, string_types):
        return st
    elif isinstance(st, datetime):
        return st.strftime('%Y%m%d')
    raise PyEXception('Not a date: %s', str(st))
def _strOrDate(st):
    '''internal'''
    if isinstance(st, string_types):
        return st
    elif isinstance(st, datetime):
        return st.strftime('%Y%m%d')
    raise PyEXception('Not a date: %s', str(st))
def _strOrDate ( st ) : if isinstance ( st , string_types ) : return st elif isinstance ( st , datetime ) : return st . strftime ( '%Y%m%d' ) raise PyEXception ( 'Not a date: %s' , str ( st ) )
internal
internal