docstr: Verify that the "py-bt-full" command works
docstr_tok: ["Verify","that","the","``","py-bt-full","''","command","works"]
code: def test_bt_full(self):
      'Verify that the "py-bt-full" command works'
      bt = self.get_stack_trace(
          script=SAMPLE_SCRIPT, cmds_after_breakpoint=["py-bt-full"]
      )
      self.assertMultilineMatches(
          bt,
          r"""^.*
  #[0-9]+ Frame 0x-?[0-9a-f]+, for file .*gdb_sample.py, line 7, in bar \(a=1, b=2, c=3\)
      baz\(a, b, c\)
  #[0-9]+ Frame 0x-?[0-9a-f]+, for file .*gdb_sample.py, line 4, in foo \(a=1, b=2, c=3\)
      bar\(a=a, b=b, c=c\)
  #[0-9]+ Frame 0x-?[0-9a-f]+, for file .*gdb_sample.py, line 12, in <module> \(\)
      foo\(1, 2, 3\)
  """,
      )
  
file_path: cpython/Lib/test/test_gdb/test_backtrace.py
imports: import textwrap
  import unittest
  from test import support
  from test.support import python_is_optimized
  from .util import setup_module, DebuggerTests, CET_PROTECTION, SAMPLE_SCRIPT
label_desc: Use image node_id 2 for calling the PyBtTests obj's underlying member method code with example usage: obj.test_bt_full() without return types