code: def test_unequal_xy_length(self):
      # check: PlotlyError if x and y are not the same length
  
      kwargs = {"x": [1, 2], "y": [1], "u": [1, 2], "v": [1, 2]}
      self.assertRaises(PlotlyError, ff.create_quiver, **kwargs)
  
imports: import math
  from unittest import TestCase
  import datetime
  import plotly.figure_factory
  import plotly.io
  from plotly.exceptions import PlotlyError
  from plotly.tests.test_optional.optional_utils import NumpyTestUtilsMixin
  from plotly.graph_objs import graph_objs
  from plotly.tests.utils import TestCaseNoTemplate
label_desc: Use image node_id 1 for calling the TestQuiver obj's underlying member method code with example usage: obj.test_unequal_xy_length() without return types