Language
Python
Compiler
CPython 3.8.0
Options
$ python3 prog.py {"one": 1, "two": 2, "three": 3}{"one": 1, "two": 2, "three": 3, "myself": Traceback (most recent call last):
File "prog.py", line 9, in <module>
json.dump(data, sys.stdout)
File "/opt/wandbox/cpython-3.8.0/lib/python3.8/json/__init__.py", line 179, in dump
for chunk in iterable:
File "/opt/wandbox/cpython-3.8.0/lib/python3.8/json/encoder.py", line 431, in _iterencode
yield from _iterencode_dict(o, _current_indent_level)
File "/opt/wandbox/cpython-3.8.0/lib/python3.8/json/encoder.py", line 405, in _iterencode_dict
yield from chunks
File "/opt/wandbox/cpython-3.8.0/lib/python3.8/json/encoder.py", line 340, in _iterencode_dict
raise ValueError("Circular reference detected")
ValueError: Circular reference detected
Exit Code:
1