code: def test_docstring_concatenation():
      docstr = textwrap.dedent(
          """
          This is the func_b method.
  
          It computes B.
  
          Examples
          --------
  
          >>> func_b()
          B
          """
      )
      assert func_b.__doc__ == docstr
  
imports: import gc
  import signal
  import sys
  import textwrap
  import weakref
  import pytest
  from pyarrow.util import doc, _break_traceback_cycle_from_frame
  from pyarrow.tests.util import disabled_gc
label_desc: Use image node_id 8 for calling a global function with example usage: test_docstring_concatenation() without return types