upstream/ipython Files · IPython/nbconvert/exporters/script.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.

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             script.py
        
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             / IPython / nbconvert / exporters / script.py
          
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        Thomas Kluyver
    
nbconvert --to script...

              r18966
            
      """Generic script exporter class for any kernel language"""

        Min RK
    
nbconvert --to script dispatches to custom nbconvert exporter in metadata

              r19276
            
      # Copyright (c) IPython Development Team.

      # Distributed under the terms of the Modified BSD License.

        Thomas Kluyver
    
nbconvert --to script...

              r18966
            
      from .templateexporter import TemplateExporter

        Min RK
    
nbconvert --to script dispatches to custom nbconvert exporter in metadata

              r19276
            
      from IPython.utils.traitlets import Dict

        Thomas Kluyver
    
nbconvert --to script...

              r18966
            
      class ScriptExporter(TemplateExporter):

        Min RK
    
nbconvert --to script dispatches to custom nbconvert exporter in metadata

              r19276
            
          _exporters = Dict()

        Thomas Kluyver
    
nbconvert --to script...

              r18966
            
          def _template_file_default(self):

              return 'script'

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

              langinfo = nb.metadata.get('language_info', {})

        Min RK
    
nbconvert --to script dispatches to custom nbconvert exporter in metadata

              r19276
            
              # delegate to custom exporter, if specified

              exporter_name = langinfo.get('nbconvert_exporter')

              if exporter_name and exporter_name != 'script':

                  self.log.debug("Loading script exporter: %s", exporter_name)

                  from .export import exporter_map

                  if exporter_name not in self._exporters:

                      Exporter = exporter_map[exporter_name]

                      self._exporters[exporter_name] = Exporter(parent=self)

                  exporter = self._exporters[exporter_name]

                  return exporter.from_notebook_node(nb, resources, **kw)

        Thomas Kluyver
    
Add the . into file_extension

              r19027
            
              self.file_extension = langinfo.get('file_extension', '.txt')

        Thomas Kluyver
    
nbconvert --to script...

              r18966
            
              self.output_mimetype = langinfo.get('mimetype', 'text/plain')

              return super(ScriptExporter, self).from_notebook_node(nb, resources, **kw)

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Thomas Kluyver nbconvert --to script...	r18966	"""Generic script exporter class for any kernel language"""

Min RK nbconvert --to script dispatches to custom nbconvert exporter in metadata	r19276	# Copyright (c) IPython Development Team.
		# Distributed under the terms of the Modified BSD License.

Thomas Kluyver nbconvert --to script...	r18966	from .templateexporter import TemplateExporter

Min RK nbconvert --to script dispatches to custom nbconvert exporter in metadata	r19276	from IPython.utils.traitlets import Dict

Thomas Kluyver nbconvert --to script...	r18966	class ScriptExporter(TemplateExporter):
Min RK nbconvert --to script dispatches to custom nbconvert exporter in metadata	r19276
		_exporters = Dict()

Thomas Kluyver nbconvert --to script...	r18966	def _template_file_default(self):
		return 'script'

		def from_notebook_node(self, nb, resources=None, **kw):
		langinfo = nb.metadata.get('language_info', {})
Min RK nbconvert --to script dispatches to custom nbconvert exporter in metadata	r19276
		# delegate to custom exporter, if specified
		exporter_name = langinfo.get('nbconvert_exporter')
		if exporter_name and exporter_name != 'script':
		self.log.debug("Loading script exporter: %s", exporter_name)
		from .export import exporter_map
		if exporter_name not in self._exporters:
		Exporter = exporter_map[exporter_name]
		self._exporters[exporter_name] = Exporter(parent=self)
		exporter = self._exporters[exporter_name]
		return exporter.from_notebook_node(nb, resources, **kw)

Thomas Kluyver Add the . into file_extension	r19027	self.file_extension = langinfo.get('file_extension', '.txt')
Thomas Kluyver nbconvert --to script...	r18966	self.output_mimetype = langinfo.get('mimetype', 'text/plain')
		return super(ScriptExporter, self).from_notebook_node(nb, resources, **kw)