AttributeError: 'str' object has no attribute '_typedpython__whitespace' #90

Hello.

./rusthon.py --go --output=output.go input.py
Traceback (most recent call last):
File "./rusthon.py", line 1951, in
main()
File "./rusthon.py", line 1725, in main
package = build(modules, base_path, datadirs=datadirs )
File "./rusthon.py", line 834, in build
pyjs = python_to_pythonjs(script, go=True, module_path=module_path)
File "", line 5627, in python_to_pythonjs
File "", line 2450, in init
File "", line 1800, in visit
File "", line 2652, in visit_ImportFrom
File "", line 2364, in init
File "", line 1061, in transform_source
AttributeError: 'str' object has no attribute '_typedpython__whitespace'