Traceback (most recent call last):
File "/opt/proton/proton", line 63, in <module>
interpreter.complete(proton_parser.parse(lexer.tokenize(code)), symlist)
File "/opt/proton/interpreter.py", line 741, in complete
return Interpreter(tree).interpret(symlist)
File "/opt/proton/interpreter.py", line 737, in interpret
result = hardeval(tree, symlist)
File "/opt/proton/interpreter.py", line 460, in hardeval
return f(evaluate(tree, symlist, comma_mode, looped, func))
File "/opt/proton/interpreter.py", line 686, in evaluate