upstream/ipython Files · IPython/nbconvert/exporters/notebook.py

Fix race condition in javascript kernel message processing...

Fix race condition in javascript kernel message processing Because the binary messages are now deserialized using the asynchronous FileReader API, we need to have some way to force the messages to still be processed in the order they are received. This patch implements a simple processing queue using promises.

Jessica B. Hamrick - - Load All Authors

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             notebook.py
        
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             / IPython / nbconvert / exporters / notebook.py
          
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      """NotebookExporter class"""

      # Copyright (c) IPython Development Team.

      # Distributed under the terms of the Modified BSD License.

      from .exporter import Exporter

      from IPython import nbformat

      from IPython.utils.traitlets import Enum

      class NotebookExporter(Exporter):

          """Exports to an IPython notebook."""

          nbformat_version = Enum(list(nbformat.versions),

              default_value=nbformat.current_nbformat,

              config=True,

              help="""The nbformat version to write.

              Use this to downgrade notebooks.

              """

          )

          def _file_extension_default(self):

              return '.ipynb'

          output_mimetype = 'application/json'

          def from_notebook_node(self, nb, resources=None, **kw):

              nb_copy, resources = super(NotebookExporter, self).from_notebook_node(nb, resources, **kw)

              if self.nbformat_version != nb_copy.nbformat:

                  resources['output_suffix'] = '.v%i' % self.nbformat_version

              else:

                  resources['output_suffix'] = '.nbconvert'

              output = nbformat.writes(nb_copy, version=self.nbformat_version)

              return output, resources

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				"""NotebookExporter class"""

				# Copyright (c) IPython Development Team.
				# Distributed under the terms of the Modified BSD License.

				from .exporter import Exporter
				from IPython import nbformat
				from IPython.utils.traitlets import Enum

				class NotebookExporter(Exporter):
				"""Exports to an IPython notebook."""

				nbformat_version = Enum(list(nbformat.versions),
				default_value=nbformat.current_nbformat,
				config=True,
				help="""The nbformat version to write.
				Use this to downgrade notebooks.
				"""
				)
				def _file_extension_default(self):
				return '.ipynb'

				output_mimetype = 'application/json'

				def from_notebook_node(self, nb, resources=None, **kw):
				nb_copy, resources = super(NotebookExporter, self).from_notebook_node(nb, resources, **kw)
				if self.nbformat_version != nb_copy.nbformat:
				resources['output_suffix'] = '.v%i' % self.nbformat_version
				else:
				resources['output_suffix'] = '.nbconvert'
				output = nbformat.writes(nb_copy, version=self.nbformat_version)
				return output, resources