old_contents: #!/usr/local/bin/python3
  
  import sys
  import time
  import traceback
  import langserver.langserver
  
  while True:
      try:
          langserver.langserver.main()
      except Exception as e:
          tb = traceback.format_exc()
          print("FATAL ERROR: {} {}".format(e, tb))
  
new_contents: #!/usr/local/bin/python3
  
  import sys
  import time
  import traceback
  import langserver.langserver
  
  langserver.langserver.main()
  
subject: Remove retry around main