Traceback (most recent call last):
  File "/app/recurse.py", line 10, in <module>
    deep()
  File "/app/recurse.py", line 7, in deep
    deep()
  File "/app/recurse.py", line 7, in deep
    deep()
  File "/app/recurse.py", line 7, in deep
    deep()
  [Previous line repeated 996 more times]
  File "/app/recurse.py", line 6, in deep
    print("going deeper")
RecursionError: maximum recursion depth exceeded
