text: # -*- coding: utf-8 -*-
  from __future__ import print_function
  import sys, os, re
  import glob
  from datetime import date
  import warnings
  
  import numpy as np
  
  # Currently required to build scipy.fft docs
  os.environ['_SCIPY_BUILDING_DOC'] = 'True'
  
  # Check Sphinx version
  import sphinx
  if sphinx.__version__ < "2.0":
      raise RuntimeError("Sphinx 2.0 or newer required")
  
  needs_sphinx = '2.0'
  
  # Workaround for sphinx-doc/sphinx#6573
  # ua._Function should not be treated as an attribute
  from sphinx.util import inspect
  import scipy._lib.uarray as ua
  old_isdesc = inspect.isdescriptor
  inspect.isdescriptor = (lambda obj: old_isdesc(obj)
                          and not isinstance(obj, ua._Function))
  
  # -----------------------------------------------------------------------------
  # General configuration
  # -----------------------------------------------------------------------------
  
  # Add any Sphinx extension module names here, as strings. They can be extensions
  # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
  
  sys.path.insert(0, os.path.abspath('../sphinxext'))
  sys.path.insert(0, os.path.abspath(os.path.dirname(__file__)))
  
  import numpydoc.docscrape as np_docscrape  # noqa:E402
  
  extensions = [
      'sphinx.ext.autodoc',
      'sphinx.ext.autosummary',
      'sphinx.ext.coverage',
      'sphinx.ext.mathjax',
      'sphinx.ext.intersphinx',
      'numpydoc',
      'scipyoptdoc',
      'doi_role',
      'matplotlib.sphinxext.plot_directive',
  ]
  
  # Determine if the matplotlib has a recent enough version of the
  # plot_directive.
  from matplotlib.sphinxext import plot_directive
  if plot_directive.__version__ < 2:
      raise RuntimeError("You need a recent enough version of matplotlib")
  # Do some matplotlib config in case users have a matplotlibrc that will break
  # things
  import matplotlib
  matplotlib.use('agg')
  import matplotlib.pyplot as plt
  plt.ioff()
  
  # Add any paths that contain templates here, relative to this directory.
  templates_path = ['_templates']
  
  # The suffix of source filenames.
  source_suffix = '.rst'
  
  # The master toctree document.
  master_doc = 'index'
  
  # General substitutions.
  project = 'SciPy'
  copyright = '2008-%s, The SciPy community' % date.today().year
  
  # The default replacements for |version| and |release|, also used in various
  # other places throughout the built documents.
  import scipy
  version = re.sub(r'\.dev-.*$', r'.dev', scipy.__version__)
  release = scipy.__version__
  
  print("%s (VERSION %s)" % (project, version))
  
  # There are two options for replacing |today|: either, you set today to some
  # non-false value, then it is used:
  #today = ''
  # Else, today_fmt is used as the format for a strftime call.
  today_fmt = '%B %d, %Y'
  
  # List of documents that shouldn't be included in the build.
  #unused_docs = []
  
  # The reST default role (used for this markup: `text`) to use for all documents.
  default_role = "autolink"
  
  # List of directories, relative to source directories, that shouldn't be searched
  # for source files.
  exclude_dirs = []
  
  # If true, '()' will be appended to :func: etc. cross-reference text.
  add_function_parentheses = False
  
  # If true, the current module name will be prepended to all description
  # unit titles (such as .. function::).
  #add_module_names = True
  
  # If true, sectionauthor and moduleauthor directives will be shown in the
  # output. They are ignored by default.
  show_authors = False
  
  # The name of the Pygments (syntax highlighting) style to use.
  pygments_style = 'sphinx'
  
  # Ensure all our internal links work
  nitpicky = True
  exclude_patterns = [  # glob-style
  
  ]
  
  # be strict about warnings in our examples, we should write clean code
  # (exceptions permitted for pedagogical purposes below)
  warnings.resetwarnings()
  warnings.filterwarnings('error')
  # allow these and show them
  warnings.filterwarnings('default', module='sphinx')  # internal warnings
  # global weird ones that can be safely ignored
  for key in (
          "'U' mode is deprecated",  # sphinx io
          "OpenSSL\.rand is deprecated",  # OpenSSL package in linkcheck
          "Using or importing the ABCs from",  # 3.5 importlib._bootstrap
          ):
      warnings.filterwarnings(  # deal with other modules having bad imports
          'ignore', message=".*" + key, category=DeprecationWarning)
  warnings.filterwarnings(  # matplotlib<->pyparsing issue
      'ignore', message="Exception creating Regex for oneOf.*",
      category=SyntaxWarning)
  # warnings in examples (mostly) that we allow
  # TODO: eventually these should be eliminated!
  for key in (
          'invalid escape sequence',  # numpydoc 0.8 has some bad escape chars
          '\nWARNING. The coefficients',  # interpolate.LSQSphereBivariateSpline
          'The integral is probably divergent',  # stats.mielke example
          'underflow encountered in square',  # signal.filtfilt underflow
          'slepian is deprecated',  # signal.windows.slepian deprecation
          'underflow encountered in multiply',  # scipy.spatial.HalfspaceIntersection
          '`frechet_l` is deprecated',  # stats.frechet_l
          '`frechet_r` is deprecated',  # stats.frechet_r
          'underflow encountered in nextafter',  # tuterial/interpolate.rst
          # stats.skewnorm, stats.norminvgauss, stats.gaussian_kde,
          # tutorial/stats.rst (twice):
          'underflow encountered in exp',
          ):
      warnings.filterwarnings(
          'once', message='.*' + key)
  
  # -----------------------------------------------------------------------------
  # HTML output
  # -----------------------------------------------------------------------------
  
  themedir = os.path.join(os.pardir, 'scipy-sphinx-theme', '_theme')
  if os.path.isdir(themedir):
      html_theme = 'scipy'
      html_theme_path = [themedir]
  
      if 'scipyorg' in tags:
          # Build for the scipy.org website
          html_theme_options = {
              "edit_link": True,
              "sidebar": "right",
              "scipy_org_logo": True,
              "rootlinks": [("https://scipy.org/", "SciPy.org"),
                            ("https://docs.scipy.org/", "Docs")]
          }
      else:
          # Default build
          html_theme_options = {
              "edit_link": False,
              "sidebar": "left",
              "scipy_org_logo": False,
              "rootlinks": []
          }
          html_logo = '_static/scipyshiny_small.png'
          html_sidebars = {'index': ['indexsidebar.html', 'searchbox.html']}
  else:
      # Build without scipy.org sphinx theme present
      if 'scipyorg' in tags:
          raise RuntimeError("Get the scipy-sphinx-theme first, "
                             "via git submodule init & update")
      else:
          html_style = 'scipy_fallback.css'
          html_logo = '_static/scipyshiny_small.png'
          html_sidebars = {'index': ['indexsidebar.html', 'searchbox.html']}
  
  html_title = "%s v%s Reference Guide" % (project, version)
  html_static_path = ['_static']
  html_last_updated_fmt = '%b %d, %Y'
  
  html_additional_pages = {}
  html_domain_indices = True
  html_copy_source = False
  html_file_suffix = '.html'
  
  htmlhelp_basename = 'scipy'
  
  mathjax_path = "scipy-mathjax/MathJax.js?config=scipy-mathjax"
  
  
  # -----------------------------------------------------------------------------
  # LaTeX output
  # -----------------------------------------------------------------------------
  
  # Grouping the document tree into LaTeX files. List of tuples
  # (source start file, target name, title, author, document class [howto/manual]).
  _stdauthor = 'Written by the SciPy community'
  latex_documents = [
    ('index', 'scipy-ref.tex', 'SciPy Reference Guide', _stdauthor, 'manual'),
  #  ('user/index', 'scipy-user.tex', 'SciPy User Guide',
  #   _stdauthor, 'manual'),
  ]
  
  # Not available on many systems:
  latex_use_xindy = False
  
  # The name of an image file (relative to this directory) to place at the top of
  # the title page.
  #latex_logo = None
  
  # Documents to append as an appendix to all manuals.
  #latex_appendices = []
  
  # If false, no module index is generated.
  latex_domain_indices = False
  
  # fix issues with Unicode characters
  latex_engine = 'xelatex'
  
  latex_elements = {
      # The paper size ('letterpaper' or 'a4paper').
      #
      # 'papersize': 'letterpaper',
  
      # The font size ('10pt', '11pt' or '12pt').
      #
      # 'pointsize': '10pt',
  
      # Additional stuff for the LaTeX preamble.
      #
      'preamble': r'''
  % In the parameters etc. sections, align uniformly, and adjust label emphasis
  \usepackage{expdlist}
  \let\latexdescription=\description
  \let\endlatexdescription=\enddescription
  \renewenvironment{description}
  {\renewenvironment{description}
     {\begin{latexdescription}%
      [\setleftmargin{50pt}\breaklabel\setlabelstyle{\bfseries}]%
     }%
     {\end{latexdescription}}%
   \begin{latexdescription}%
      [\setleftmargin{15pt}\breaklabel\setlabelstyle{\bfseries\itshape}]%
  }%
  {\end{latexdescription}}
  % Fix bug in expdlist's modified \@item
  \usepackage{etoolbox}
  \makeatletter
  \patchcmd\@item{{\@breaklabel} }{{\@breaklabel}}{}{}
  % Fix bug in expdlist's way of breaking the line after long item label
  \def\breaklabel{%
      \def\@breaklabel{%
          \leavevmode\par
          % now a hack because Sphinx inserts \leavevmode after term node
          \def\leavevmode{\def\leavevmode{\unhbox\voidb@x}}%
      }%
  }
  \makeatother
  
  % Make Examples/etc section headers smaller and more compact
  \titlespacing*{\paragraph}{0pt}{1ex}{0pt}
  
  % Save vertical space in parameter lists and elsewhere
  \makeatletter
  \renewenvironment{quote}%
                 {\list{}{\topsep=0pt\relax
                          \parsep \z@ \@plus\p@}%
                  \item\relax}%
                 {\endlist}
  \makeatother
  % Avoid small font size in code-blocks
  \fvset{fontsize=auto}
  % Use left-alignment per default in tabulary rendered tables
  \newcolumntype{T}{L}
  % Get some useful deeper bookmarks and table of contents in PDF
  \setcounter{tocdepth}{1}
  % Fix: ≠ is unknown to XeLaTeX's default font Latin Modern
  \usepackage{newunicodechar}
  \newunicodechar{≠}{\ensuremath{\neq}}
  % Get PDF to use maximal depth bookmarks
  \hypersetup{bookmarksdepth=subparagraph}
  % reduce hyperref warnings
  \pdfstringdefDisableCommands{%
    \let\sphinxupquote\empty
    \let\sphinxstyleliteralintitle\empty
    \let\sphinxstyleemphasis\empty
  }
  ''',
      # Latex figure (float) alignment
      #
      # 'figure_align': 'htbp',
  
      # benefit from  Sphinx built-in workaround of LaTeX's list limitations
      'maxlistdepth': '12',
  
      # reduce TeX warnings about underfull boxes in the index
      'printindex': r'\raggedright\printindex',
  
      # avoid potential problems arising from erroneous mark-up of the
      # \mathbf{\Gamma} type
      'passoptionstopackages': r'\PassOptionsToPackage{no-math}{fontspec}',
  }
  
  
  # -----------------------------------------------------------------------------
  # Intersphinx configuration
  # -----------------------------------------------------------------------------
  intersphinx_mapping = {
      'python': ('https://docs.python.org/dev', None),
      'numpy': ('https://docs.scipy.org/doc/numpy', None),
      'matplotlib': ('https://matplotlib.org', None),
      'asv': ('https://asv.readthedocs.io/en/stable/', None),
  }
  
  
  # -----------------------------------------------------------------------------
  # Numpy extensions
  # -----------------------------------------------------------------------------
  
  # If we want to do a phantom import from an XML file for all autodocs
  phantom_import_file = 'dump.xml'
  
  # Generate plots for example sections
  numpydoc_use_plots = True
  np_docscrape.ClassDoc.extra_public_methods = [  # should match class.rst
      '__call__', '__mul__', '__getitem__', '__len__',
  ]
  
  # -----------------------------------------------------------------------------
  # Autosummary
  # -----------------------------------------------------------------------------
  
  autosummary_generate = glob.glob("*.rst")
  
  # -----------------------------------------------------------------------------
  # Autodoc
  # -----------------------------------------------------------------------------
  
  autodoc_default_options = {
      'inherited-members': None,
  }
  
  # -----------------------------------------------------------------------------
  # Coverage checker
  # -----------------------------------------------------------------------------
  coverage_ignore_modules = r"""
      """.split()
  coverage_ignore_functions = r"""
      test($|_) (some|all)true bitwise_not cumproduct pkgload
      generic\.
      """.split()
  coverage_ignore_classes = r"""
      """.split()
  
  coverage_c_path = []
  coverage_c_regexes = {}
  coverage_ignore_c_items = {}
  
  
  #------------------------------------------------------------------------------
  # Matplotlib plot_directive options
  #------------------------------------------------------------------------------
  
  plot_pre_code = """
  import numpy as np
  np.random.seed(123)
  """
  plot_include_source = True
  plot_formats = [('png', 96), 'pdf']
  plot_html_show_formats = False
  plot_html_show_source_link = False
  
  import math
  phi = (math.sqrt(5) + 1)/2
  
  font_size = 13*72/96.0  # 13 px
  
  plot_rcparams = {
      'font.size': font_size,
      'axes.titlesize': font_size,
      'axes.labelsize': font_size,
      'xtick.labelsize': font_size,
      'ytick.labelsize': font_size,
      'legend.fontsize': font_size,
      'figure.figsize': (3*phi, 3),
      'figure.subplot.bottom': 0.2,
      'figure.subplot.left': 0.2,
      'figure.subplot.right': 0.9,
      'figure.subplot.top': 0.85,
      'figure.subplot.wspace': 0.4,
      'text.usetex': False,
  }
  
  # -----------------------------------------------------------------------------
  # Source code links
  # -----------------------------------------------------------------------------
  
  import re
  import inspect
  from os.path import relpath, dirname
  
  for name in ['sphinx.ext.linkcode', 'linkcode', 'numpydoc.linkcode']:
      try:
          __import__(name)
          extensions.append(name)
          break
      except ImportError:
          pass
  else:
      print("NOTE: linkcode extension not found -- no links to source generated")
  
  def linkcode_resolve(domain, info):
      """
      Determine the URL corresponding to Python object
      """
      if domain != 'py':
          return None
  
      modname = info['module']
      fullname = info['fullname']
  
      submod = sys.modules.get(modname)
      if submod is None:
          return None
  
      obj = submod
      for part in fullname.split('.'):
          try:
              obj = getattr(obj, part)
          except Exception:
              return None
  
      try:
          fn = inspect.getsourcefile(obj)
      except Exception:
          fn = None
      if not fn:
          try:
              fn = inspect.getsourcefile(sys.modules[obj.__module__])
          except Exception:
              fn = None
      if not fn:
          return None
  
      try:
          source, lineno = inspect.getsourcelines(obj)
      except Exception:
          lineno = None
  
      if lineno:
          linespec = "#L%d-L%d" % (lineno, lineno + len(source) - 1)
      else:
          linespec = ""
  
      startdir = os.path.abspath(os.path.join(dirname(scipy.__file__), '..'))
      fn = relpath(fn, start=startdir).replace(os.path.sep, '/')
  
      if fn.startswith('scipy/'):
          m = re.match(r'^.*dev0\+([a-f0-9]+)$', scipy.__version__)
          if m:
              return "https://github.com/scipy/scipy/blob/%s/%s%s" % (
                  m.group(1), fn, linespec)
          elif 'dev' in scipy.__version__:
              return "https://github.com/scipy/scipy/blob/master/%s%s" % (
                  fn, linespec)
          else:
              return "https://github.com/scipy/scipy/blob/v%s/%s%s" % (
                  scipy.__version__, fn, linespec)
      else:
          return None
  