code: def test_one_arg_iso_calendar(self):
      pairs = [
          (datetime(2004, 1, 4), (2004, 1, 7)),
          (datetime(2008, 12, 30), (2009, 1, 2)),
          (datetime(2010, 1, 2), (2009, 53, 6)),
          (datetime(2000, 2, 29), (2000, 9, 2)),
          (datetime(2005, 1, 1), (2004, 53, 6)),
          (datetime(2010, 1, 4), (2010, 1, 1)),
          (datetime(2010, 1, 3), (2009, 53, 7)),
          (datetime(2003, 12, 29), (2004, 1, 1)),
      ]
  
      for pair in pairs:
          dt, iso = pair
          assert self.factory.get(iso) == self.factory.get(dt)
  
      with pytest.raises(TypeError):
          self.factory.get((2014, 7, 1, 4))
  
      with pytest.raises(TypeError):
          self.factory.get((2014, 7))
  
      with pytest.raises(ValueError):
          self.factory.get((2014, 70, 1))
  
      with pytest.raises(ValueError):
          self.factory.get((2014, 7, 10))
  
imports: import time
  from datetime import date, datetime
  from decimal import Decimal
  import pytest
  from dateutil import tz
  from arrow import Arrow
  from arrow.parser import ParserError
  from .utils import assert_datetime_equality
label_desc: Use image node_id 21 for calling the TestGet obj's underlying member method code with example usage: obj.test_one_arg_iso_calendar() without return types