code: def test_intersection_mismatched_dtype(self, dtype):
      # check that we cast to float, not object
      index = RangeIndex(start=0, stop=20, step=2, name="foo")
      index = Index(index, dtype=dtype)
  
      flt = index.astype(np.float64)
  
      # bc index.equals(flt), we go through fastpath and get RangeIndex back
      result = index.intersection(flt)
      tm.assert_index_equal(result, index, exact=True)
  
      result = flt.intersection(index)
      tm.assert_index_equal(result, flt, exact=True)
  
      # neither empty, not-equals
      result = index.intersection(flt[1:])
      tm.assert_index_equal(result, flt[1:], exact=True)
  
      result = flt[1:].intersection(index)
      tm.assert_index_equal(result, flt[1:], exact=True)
  
      # empty other
      result = index.intersection(flt[:0])
      tm.assert_index_equal(result, flt[:0], exact=True)
  
      result = flt[:0].intersection(index)
      tm.assert_index_equal(result, flt[:0], exact=True)
  
imports: from datetime import datetime, timedelta
  from hypothesis import assume, given, strategies
  import numpy
  import pytest
  from pandas import Index, RangeIndex
  import pandas._testing
label_desc: Use image node_id 1 for calling the TestRangeIndexSetOps obj's underlying member method code with example usage: obj.test_intersection_mismatched_dtype(dtype) without return types