def f(arg):
    return list(arg * i for i in [1, 2, 3])


>>> f(3)
[3, 6, 9]

def f(arg):
    return pp.deep(lambda: list(arg * i for i in [1, 2, 3]))


>>> f(3)
09:38:18.96 LOG:
09:38:18.96 ........ (arg * i for i in [1, 2, 3]) = <generator object <genexpr> at 0x7dbb52474c40>
09:38:18.96 ................ arg = !!! NameError!
Traceback (most recent call last):
  File "/home/isidro/tmp/t.py", line 6, in <module>
    f(3)
    ~^^^
  File "/home/isidro/tmp/t.py", line 2, in f
    return pp.deep(lambda: list(arg * i for i in [1, 2, 3]))
           ~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/isidro/ms/webserver/venv/lib/python3.13/site-packages/snoop/pp_module.py", line 34, in deep
    return PPEvent(self, [arg], deep=True).returns
           ~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/isidro/ms/webserver/venv/lib/python3.13/site-packages/snoop/pp_module.py", line 63, in __init__
    self.returns = self.deep_pp(call_arg.body, frame)
                   ~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
  File "/home/isidro/ms/webserver/venv/lib/python3.13/site-packages/snoop/pp_module.py", line 143, in deep_pp
    return eval(code, frame.f_globals, frame.f_locals)
  File "/home/isidro/tmp/t.py", line 2, in <module>
    return pp.deep(lambda: list(arg * i for i in [1, 2, 3]))
                           ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/isidro/tmp/t.py", line 2, in <genexpr>
    return pp.deep(lambda: list(arg * i for i in [1, 2, 3]))
                                ^^^
NameError: name 'arg' is not defined