Hi Jonathan, It looks like somewhere in the json it has an output with:
'text/latex': null I don't know exactly how it occurred, but if you can find that, remove that key-value pair and it should be OK. On 27 September 2016 at 21:15, Jonathan Taylor <jetaylo...@gmail.com> wrote: > I should probably add that these notebooks were generated by subclassing > notedown's MarkdownReader and manually inserting metadata to set the kernel > to "ir". > > That said, `jupyter notebook` works fine on these notebooks. > > > On Tuesday, September 27, 2016 at 12:58:16 PM UTC-7, Jonathan Taylor wrote: >> >> I am trying to execute and save a notebook with the "ir" kernel but am >> getting an error. It runs find under `jupyter notebook` Here is a notebook >> that fails >> >> https://gist.github.com/jonathan-taylor/3201952fcf518edfc21cbed4cc12e105 >> >> *~/git-repos/datascience_101 **(master) *$ jupyter nbconvert --execute >> --to notebook --allow-errors modules/intro/intro-lab01.ipynb >> >> [NbConvertApp] Converting notebook modules/intro/intro-lab01.ipynb to >> notebook >> >> [NbConvertApp] Executing notebook with kernel: ir >> >> Traceback (most recent call last): >> >> File "/Users/jonathantaylor/anaconda/bin/jupyter-nbconvert", line 6, >> in <module> >> >> main() >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/jupyter_core/application.py", >> line 267, in launch_instance >> >> return super(JupyterApp, cls).launch_instance(argv=argv, **kwargs) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> traitlets/config/application.py", line 589, in launch_instance >> >> app.start() >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbconvert/nbconvertapp.py", >> line 289, in start >> >> self.convert_notebooks() >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbconvert/nbconvertapp.py", >> line 412, in convert_notebooks >> >> self.convert_single_notebook(notebook_filename) >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbconvert/nbconvertapp.py", >> line 383, in convert_single_notebook >> >> output, resources = self.export_single_notebook(notebook_filename, >> resources) >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbconvert/nbconvertapp.py", >> line 335, in export_single_notebook >> >> output, resources = self.exporter.from_filename(notebook_filename, >> resources=resources) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/exporters/exporter.py", line 165, in from_filename >> >> return self.from_notebook_node(nbformat.read(f, as_version=4), >> resources=resources, **kw) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/exporters/notebook.py", line 26, in from_notebook_node >> >> nb_copy, resources = super(NotebookExporter, >> self).from_notebook_node(nb, resources, **kw) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/exporters/exporter.py", line 130, in from_notebook_node >> >> nb_copy, resources = self._preprocess(nb_copy, resources) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/exporters/exporter.py", line 302, in _preprocess >> >> nbc, resc = preprocessor(nbc, resc) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/preprocessors/base.py", line 47, in __call__ >> >> return self.preprocess(nb,resources) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/preprocessors/execute.py", line 83, in preprocess >> >> nb, resources = super(ExecutePreprocessor, self).preprocess(nb, >> resources) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/preprocessors/base.py", line 70, in preprocess >> >> nb.cells[index], resources = self.preprocess_cell(cell, resources, >> index) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/preprocessors/execute.py", line 97, in preprocess_cell >> >> outputs = self.run_cell(cell) >> >> File "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/ >> nbconvert/preprocessors/execute.py", line 183, in run_cell >> >> out = output_from_msg(msg) >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbformat/v4/nbbase.py", >> line 77, in output_from_msg >> >> data=content['data'], >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbformat/v4/nbbase.py", >> line 42, in new_output >> >> validate(output, output_type) >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbformat/v4/nbbase.py", >> line 23, in validate >> >> return validate(node, ref=ref, version=nbformat) >> >> File >> "/Users/jonathantaylor/anaconda/lib/python2.7/site-packages/nbformat/validator.py", >> line 156, in validate >> >> raise better_validation_error(e, version, version_minor) >> >> jsonschema.exceptions.ValidationError: None is not valid under any of >> the given schemas >> >> >> Failed validating u'oneOf' in schema[u'properties'][u'data'] >> [u'patternProperties'][u'^(?!application/json$)[a-zA-Z0-9]+/ >> [a-zA-Z0-9\\-\\+\\.]+$']: >> >> {u'oneOf': [{u'type': u'string'}, >> >> {u'items': {u'type': u'string'}, u'type': u'array'}]} >> >> >> On instance[u'data'][u'text/latex']: >> >> None >> >> Others work fine: https://gist.github.com/jonathan-taylor/764d10c8029730 >> b359afcc5db81c6351 >> >> *~/git-repos/datascience_101 **(master) *$ jupyter nbconvert --execute >> --to notebook --allow-errors modules/intro/intro-lab02.ipynb >> >> [NbConvertApp] Converting notebook modules/intro/intro-lab02.ipynb to >> notebook >> >> [NbConvertApp] Executing notebook with kernel: ir >> >> [NbConvertApp] Writing 623234 bytes to intro-lab02.nbconvert.ipynb >> >> *~/git-repos/datascience_101 **(master) *$ >> >> >> (The second one has some data files I could include if necessary). >> > -- > You received this message because you are subscribed to the Google Groups > "Project Jupyter" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to jupyter+unsubscr...@googlegroups.com. > To post to this group, send email to jupyter@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/ > msgid/jupyter/6361d0d9-374b-4550-9080-60ba40be7987%40googlegroups.com > <https://groups.google.com/d/msgid/jupyter/6361d0d9-374b-4550-9080-60ba40be7987%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > For more options, visit 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