old_contents: #!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  extensions = ['sphinx.ext.autodoc', 'jaraco.packaging.sphinx', 'rst.linker']
  
  master_doc = "index"
  
  link_files = {
      '../CHANGES.rst': dict(
          using=dict(GH='https://github.com'),
          replace=[
              dict(
                  pattern=r'(Issue #|\B#)(?P<issue>\d+)',
                  url='{package_url}/issues/{issue}',
              ),
              dict(
                  pattern=r'(?m:^((?P<scm_version>v?\d+(\.\d+){1,2}))\n[-=]+\n)',
                  with_scm='{text}\n{rev[timestamp]:%d %b %Y}\n',
              ),
              dict(
                  pattern=r'PEP[- ](?P<pep_number>\d+)',
                  url='https://www.python.org/dev/peps/pep-{pep_number:0>4}/',
              ),
          ],
      )
  }
  
  # Be strict about any broken references:
  nitpicky = True
  
new_contents: #!/usr/bin/env python3
  # -*- coding: utf-8 -*-
  
  extensions = ['sphinx.ext.autodoc', 'jaraco.packaging.sphinx', 'rst.linker']
  
  master_doc = "index"
  
  link_files = {
      '../CHANGES.rst': dict(
          using=dict(GH='https://github.com'),
          replace=[
              dict(
                  pattern=r'(Issue #|\B#)(?P<issue>\d+)',
                  url='{package_url}/issues/{issue}',
              ),
              dict(
                  pattern=r'(?m:^((?P<scm_version>v?\d+(\.\d+){1,2}))\n[-=]+\n)',
                  with_scm='{text}\n{rev[timestamp]:%d %b %Y}\n',
              ),
              dict(
                  pattern=r'PEP[- ](?P<pep_number>\d+)',
                  url='https://www.python.org/dev/peps/pep-{pep_number:0>4}/',
              ),
          ],
      )
  }
  
  # Be strict about any broken references:
  nitpicky = True
  
  # Include Python intersphinx mapping to prevent failures
  # jaraco/skeleton#51
  extensions += ['sphinx.ext.intersphinx']
  intersphinx_mapping = {
      'python': ('https://docs.python.org/3', None),
  }
  
subject: Add intersphinx mappings for Python to prevent spurious nitpicky failures. Fixes jaraco/skeleton#51.