docstr: A single element requires no correction, should return 1.0.
docstr_tok: ["A","single","element","requires","no","correction",",","should","return","1.0","."]
code: def test_one(self):
      """A single element requires no correction, should return 1.0."""
      ranks = np.array([1.0], dtype=np.float64)
      c = tiecorrect(ranks)
      assert_equal(c, 1.0)
  
imports: from __future__ import division, print_function, absolute_import
  import numpy
  from numpy.testing import assert_equal, assert_array_equal
  from scipy.stats import rankdata, tiecorrect
label_desc: Use image node_id 2 for calling the TestTieCorrect obj's underlying member method code with example usage: obj.test_one() without return types