old_contents: #   BSD LICENSE
  #   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  #   All rights reserved.
  #
  #   Redistribution and use in source and binary forms, with or without
  #   modification, are permitted provided that the following conditions
  #   are met:
  #
  #   * Redistributions of source code must retain the above copyright
  #   notice, this list of conditions and the following disclaimer.
  #   * Redistributions in binary form must reproduce the above copyright
  #   notice, this list of conditions and the following disclaimer in
  #   the documentation and/or other materials provided with the
  #   distribution.
  #   * Neither the name of Intel Corporation nor the names of its
  #   contributors may be used to endorse or promote products derived
  #   from this software without specific prior written permission.
  #
  #   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  #   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  #   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  #   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  #   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  #   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  #   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  #   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  #   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  #   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  #   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  import subprocess
  from sphinx.highlighting import PygmentsBridge
  from pygments.formatters.latex import LatexFormatter
  
  project = 'DPDK'
  
  html_show_copyright = False
  
  version = subprocess.check_output(['make', '-sRrC', '../../', 'showversion']).decode('utf-8')
  release = version
  
  master_doc = 'index'
  
  latex_documents = [
      ('index',
       'doc.tex',
       '',
       '',
       'manual')
  ]
  
  # Latex directives to be included directly in the latex/pdf docs.
  latex_preamble = r"""
  \usepackage[utf8]{inputenc}
  \usepackage{DejaVuSansMono}
  \usepackage[T1]{fontenc}
  \usepackage{helvet}
  \renewcommand{\familydefault}{\sfdefault}
  \RecustomVerbatimEnvironment{Verbatim}{Verbatim}{xleftmargin=5mm}
  """
  
  # Configuration for the latex/pdf docs.
  latex_elements = {
      'papersize': 'a4paper',
      'pointsize': '11pt',
      # customize Latex formatting
      'preamble': latex_preamble
  }
  
  # Override the default Latex formatter in order to modify the
  # code/verbatim blocks.
  class CustomLatexFormatter(LatexFormatter):
      def __init__(self, **options):
          super(CustomLatexFormatter, self).__init__(**options)
          # Use the second smallest font size for code/verbatim blocks.
          self.verboptions = r'formatcom=\footnotesize'
  
  # Replace the default latex formatter.
  PygmentsBridge.latex_formatter = CustomLatexFormatter
  
new_contents: #   BSD LICENSE
  #   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
  #   All rights reserved.
  #
  #   Redistribution and use in source and binary forms, with or without
  #   modification, are permitted provided that the following conditions
  #   are met:
  #
  #   * Redistributions of source code must retain the above copyright
  #   notice, this list of conditions and the following disclaimer.
  #   * Redistributions in binary form must reproduce the above copyright
  #   notice, this list of conditions and the following disclaimer in
  #   the documentation and/or other materials provided with the
  #   distribution.
  #   * Neither the name of Intel Corporation nor the names of its
  #   contributors may be used to endorse or promote products derived
  #   from this software without specific prior written permission.
  #
  #   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  #   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  #   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  #   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  #   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  #   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  #   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  #   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  #   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  #   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  #   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  import subprocess
  from sphinx.highlighting import PygmentsBridge
  from pygments.formatters.latex import LatexFormatter
  
  project = 'DPDK'
  
  html_show_copyright = False
  
  version = subprocess.check_output(['make', '-sRrC', '../../', 'showversion']).decode('utf-8')
  release = version
  
  master_doc = 'index'
  
  latex_documents = [
      ('index',
       'doc.tex',
       '',
       '',
       'manual')
  ]
  
  # Latex directives to be included directly in the latex/pdf docs.
  latex_preamble = r"""
  \usepackage[utf8]{inputenc}
  \usepackage{DejaVuSansMono}
  \usepackage[T1]{fontenc}
  \usepackage{helvet}
  \renewcommand{\familydefault}{\sfdefault}
  \RecustomVerbatimEnvironment{Verbatim}{Verbatim}{xleftmargin=5mm}
  """
  
  # Configuration for the latex/pdf docs.
  latex_elements = {
      'papersize': 'a4paper',
      'pointsize': '11pt',
      # remove blank pages
      'classoptions': ',openany,oneside',
      'babel': '\\usepackage[english]{babel}',
      # customize Latex formatting
      'preamble': latex_preamble
  }
  
  # Override the default Latex formatter in order to modify the
  # code/verbatim blocks.
  class CustomLatexFormatter(LatexFormatter):
      def __init__(self, **options):
          super(CustomLatexFormatter, self).__init__(**options)
          # Use the second smallest font size for code/verbatim blocks.
          self.verboptions = r'formatcom=\footnotesize'
  
  # Replace the default latex formatter.
  PygmentsBridge.latex_formatter = CustomLatexFormatter
  
subject: remove blank pages in pdf