upstream/ipython Files · IPython/nbformat/v1/convert.py

check whether all engines are at HWM in a few places...

check whether all engines are at HWM in a few places avoids calling maybe_run on the entire queue when we know that no tasks can be run. This caused an expensive O(N) operation every time an engine just became not-full, which is every time a task finishes in the default case of HWM=1.

Brian E. Granger - - Load All Authors

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             / IPython / nbformat / v1 / convert.py
          
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      """Convert notebook to the v1 format."""

      #-----------------------------------------------------------------------------

      #  Copyright (C) 2008-2011  The IPython Development Team

      #

      #  Distributed under the terms of the BSD License.  The full license is in

      #  the file COPYING, distributed as part of this software.

      #-----------------------------------------------------------------------------

      #-----------------------------------------------------------------------------

      # Code

      #-----------------------------------------------------------------------------

      def convert_to_this_nbformat(nb, orig_version=None):

          raise ValueError('Cannot convert to v1 notebook format')

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				"""Convert notebook to the v1 format."""

				#-----------------------------------------------------------------------------
				# Copyright (C) 2008-2011 The IPython Development Team
				#
				# Distributed under the terms of the BSD License. The full license is in
				# the file COPYING, distributed as part of this software.
				#-----------------------------------------------------------------------------

				#-----------------------------------------------------------------------------
				# Code
				#-----------------------------------------------------------------------------

				def convert_to_this_nbformat(nb, orig_version=None):
				raise ValueError('Cannot convert to v1 notebook format')