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Traceback when trying to use pymatbridge as a backend for matlab_kernel
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| Traceback (most recent call last): | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\runpy.py", line 174, in _run_module_as_main | |
| "__main__", fname, loader, pkg_name) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\runpy.py", line 72, in _run_code | |
| exec code in run_globals | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\matlab_kernel\__main__.py", line 3, in <module> | |
| MatlabKernel.run_as_main() | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\metakernel\_metakernel.py", line 103, in run_as_main | |
| MetaKernelApp.launch_instance(kernel_class=cls) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\traitlets\config\application.py", line 595, in launch_instance | |
| app.initialize(argv) | |
| File "<decorator-gen-121>", line 2, in initialize | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\traitlets\config\application.py", line 74, in catch_config_error | |
| return method(app, *args, **kwargs) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\ipykernel\kernelapp.py", line 454, in initialize | |
| self.init_kernel() | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\ipykernel\kernelapp.py", line 365, in init_kernel | |
| user_ns=self.user_ns, | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\traitlets\config\configurable.py", line 412, in instance | |
| inst = cls(*args, **kwargs) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\matlab_kernel\kernel.py", line 110, in __init__ | |
| self._matlab = MatlabEngine() | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\matlab_kernel\kernel.py", line 41, in __init__ | |
| self.run_code("addpath('%s');" % toolbox_path) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\matlab_kernel\kernel.py", line 45, in run_code | |
| return self._run_native(code) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\matlab_kernel\kernel.py", line 61, in _run_native | |
| self._engine.eval(code, nargout=0, stdout=out, stderr=err) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\pymatbridge\pymatbridge.py", line 548, in __call__ | |
| return self.parent.run_func(self.name, *args, **kwargs) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\pymatbridge\pymatbridge.py", line 309, in run_func | |
| nargout=nargout) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\pymatbridge\pymatbridge.py", line 272, in _json_response | |
| return json.loads(self._response(**kwargs), object_hook=decode_pymat) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\pymatbridge\pymatbridge.py", line 228, in _response | |
| req = json.dumps(kwargs, cls=PymatEncoder) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\json\__init__.py", line 251, in dumps | |
| sort_keys=sort_keys, **kw).encode(obj) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\json\encoder.py", line 207, in encode | |
| chunks = self.iterencode(o, _one_shot=True) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\json\encoder.py", line 270, in iterencode | |
| return _iterencode(o, 0) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\site-packages\pymatbridge\pymatbridge.py", line 84, in default | |
| return json.JSONEncoder.default(self, obj) | |
| File "C:\Users\DDmitarbeiter\Anaconda2\lib\json\encoder.py", line 184, in default | |
| raise TypeError(repr(o) + " is not JSON serializable") | |
| TypeError: <StringIO.StringIO instance at 0x0000000007A52688> is not JSON serializable | |
| Traceback (most recent call last): | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\runpy.py", line 174, in _run_module_as_main | |
| "__main__", fname, loader, pkg_name) | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\runpy.py", line 72, in _run_code | |
| exec code in run_globals | |
| File "C:\Users\DDmitarbeiter\Anaconda2\Scripts\jupyter-console.exe\__main__.py", line 9, in <module> | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\jupyter_core\application.py", line 267, in launch_instance | |
| return super(JupyterApp, cls).launch_instance(argv=argv, **kwargs) | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\traitlets\config\application.py", line 595, in launch_instance | |
| app.initialize(argv) | |
| File "<decorator-gen-114>", line 2, in initialize | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\traitlets\config\application.py", line 74, in catch_config_error | |
| return method(app, *args, **kwargs) | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\jupyter_console\app.py", line 137, in initialize | |
| self.init_shell() | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\jupyter_console\app.py", line 110, in init_shell | |
| client=self.kernel_client, | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\traitlets\config\configurable.py", line 412, in instance | |
| inst = cls(*args, **kwargs) | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\jupyter_console\ptshell.py", line 251, in __init__ | |
| self.init_kernel_info() | |
| File "c:\users\DDmitarbeiter\anaconda2\lib\site-packages\jupyter_console\ptshell.py", line 305, in init_kernel_info | |
| raise RuntimeError("Kernel didn't respond to kernel_info_request") | |
| RuntimeError: Kernel didn't respond to kernel_info_request |
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