code: def test_segmenter_doesnt_mutate_input(
      pysbd_default_en_no_clean_no_span_fixture,
      text="My name is Jonas E. Smith. Please turn to p. 55.",
  ):
      segments = pysbd_default_en_no_clean_no_span_fixture.segment(text)
      segments = [s.strip() for s in segments]
      assert text == "My name is Jonas E. Smith. Please turn to p. 55."
  
file_path: pySBD/tests/test_segmenter.py
imports: import pytest
  import pysbd
  from pysbd.utils import TextSpan
label_desc: Use image node_id 4 for calling a global function with example usage: test_segmenter_doesnt_mutate_input(pysbd_default_en_no_clean_no_span_fixture, text) without return types