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- import pandas._testing as tm
- def test_head_tail(string_series):
- tm.assert_series_equal(string_series.head(), string_series[:5])
- tm.assert_series_equal(string_series.head(0), string_series[0:0])
- tm.assert_series_equal(string_series.tail(), string_series[-5:])
- tm.assert_series_equal(string_series.tail(0), string_series[0:0])
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