Error

Command /home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/bin/python -m sphinx -T -E -b html -d _build/doctrees -D language=en . _build/html failed: Running Sphinx v1.8.5 Traceback (most recent call last): File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/util/pycompat.py", line 141, in execfile_ code = compile(source, filepath_enc, 'exec') File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/checkouts/stable/docs/conf.py", line 33 if on_rtd: │ 5 on_rtd = os.environ.get("READTHEDOCS") == "True" ^ SyntaxError: invalid character in identifier During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/util/pycompat.py", line 73, in convert_with_2to3 tree = refactoring_tool.refactor_string(source, 'conf.py') File "/home/docs/.asdf/installs/python/3.6.15/lib/python3.6/lib2to3/refactor.py", line 377, in refactor_string name, err.__class__.__name__, err) File "/home/docs/.asdf/installs/python/3.6.15/lib/python3.6/lib2to3/refactor.py", line 374, in refactor_string tree = self.driver.parse_string(data) File "/home/docs/.asdf/installs/python/3.6.15/lib/python3.6/lib2to3/pgen2/driver.py", line 107, in parse_string return self.parse_tokens(tokens, debug) File "/home/docs/.asdf/installs/python/3.6.15/lib/python3.6/lib2to3/pgen2/driver.py", line 72, in parse_tokens if p.addtoken(type, value, (prefix, start)): File "/home/docs/.asdf/installs/python/3.6.15/lib/python3.6/lib2to3/pgen2/parse.py", line 116, in addtoken ilabel = self.classify(type, value, context) File "/home/docs/.asdf/installs/python/3.6.15/lib/python3.6/lib2to3/pgen2/parse.py", line 172, in classify raise ParseError("bad token", type, value, context) lib2to3.pgen2.parse.ParseError: bad token: type=58, value=' ', context=('', (33, 10)) During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/config.py", line 368, in eval_config_file execfile_(filename, namespace) File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/util/pycompat.py", line 146, in execfile_ source = convert_with_2to3(filepath) File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/util/pycompat.py", line 78, in convert_with_2to3 raise SyntaxError(err.msg, (filepath, lineno, offset, err.value)) File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/checkouts/stable/docs/conf.py", line 33 ^ SyntaxError: bad token During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/cmd/build.py", line 303, in build_main args.tags, args.verbosity, args.jobs, args.keep_going) File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/application.py", line 201, in __init__ self.config = Config.read(self.confdir, confoverrides or {}, self.tags) File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/config.py", line 203, in read namespace = eval_config_file(filename, tags) File "/home/docs/checkouts/readthedocs.org/user_builds/abejgonza-riscv-boom/envs/stable/lib/python3.6/site-packages/sphinx/config.py", line 373, in eval_config_file raise ConfigError(msg % err) sphinx.errors.ConfigError: There is a syntax error in your configuration file: bad token (conf.py, line 33) Did you change the syntax from 2.x to 3.x? Configuration error: There is a syntax error in your configuration file: bad token (conf.py, line 33) Did you change the syntax from 2.x to 3.x?