When you exec inspect.getouterframes() in directory, which no longer exists, then you get traceback, because the code traverse to os.getcwd() which fails.

Reproducer:

$ mkdir /tmp/bar
$ cd /tmp/bar
$ rmdir /tmp/bar
$ python3
Python 3.10.0rc2 (default, Sep  8 2021, 00:00:00) [GCC 11.2.1 20210728 (Red Hat 11.2.1-1)] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import inspect
>>> inspect.getouterframes(inspect.currentframe())
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/usr/lib64/python3.10/inspect.py", line 1653, in getouterframes
    frameinfo = (frame,) + getframeinfo(frame, context)
  File "/usr/lib64/python3.10/inspect.py", line 1623, in getframeinfo
    filename = getsourcefile(frame) or getfile(frame)
  File "/usr/lib64/python3.10/inspect.py", line 829, in getsourcefile
    module = getmodule(object, filename)
  File "/usr/lib64/python3.10/inspect.py", line 861, in getmodule
    file = getabsfile(object, _filename)
  File "/usr/lib64/python3.10/inspect.py", line 845, in getabsfile
    return os.path.normcase(os.path.abspath(_filename))
  File "/usr/lib64/python3.10/posixpath.py", line 383, in abspath
    cwd = os.getcwd()
FileNotFoundError: [Errno 2] No such file or directory