conf.py

#
# pandas documentation build configuration file, created by
#
# This file is execfile()d with the current directory set to its containing
# dir.
#
# Note that not all possible configuration values are present in this
# autogenerated file.
#
# All configuration values have a default; values that are commented out
# serve to show the default.
from datetime import datetime
import importlib
import inspect
import logging
import os
import re
import sys
import warnings

import jinja2
from numpydoc.docscrape import NumpyDocString
from sphinx.ext.autosummary import _import_by_name

logger = logging.getLogger(__name__)

# https://github.com/sphinx-doc/sphinx/pull/2325/files
# Workaround for sphinx-build recursion limit overflow:
# pickle.dump(doctree, f, pickle.HIGHEST_PROTOCOL)
#  RuntimeError: maximum recursion depth exceeded while pickling an object
#
# Python's default allowed recursion depth is 1000.
sys.setrecursionlimit(5000)

# If extensions (or modules to document with autodoc) are in another directory,
# add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here.
# sys.path.append(os.path.abspath('.'))
sys.path.insert(0, os.path.abspath("../sphinxext"))
sys.path.extend(
    [
        # numpy standard doc extensions
        os.path.join(os.path.dirname(__file__), "..", "../..", "sphinxext")
    ]
)

# -- 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.
# sphinxext.

extensions = [
    "contributors",  # custom pandas extension
    "IPython.sphinxext.ipython_directive",
    "IPython.sphinxext.ipython_console_highlighting",
    "matplotlib.sphinxext.plot_directive",
    "numpydoc",
    "sphinx_copybutton",
    "sphinx_design",
    "jupyterlite_sphinx",
    "sphinx.ext.autodoc",
    "sphinx.ext.autosummary",
    "sphinx.ext.coverage",
    "sphinx.ext.doctest",
    "sphinx.ext.extlinks",
    "sphinx.ext.ifconfig",
    "sphinx.ext.intersphinx",
    "sphinx.ext.linkcode",
    "sphinx.ext.mathjax",
    "sphinx.ext.todo",
    "nbsphinx",
]

exclude_patterns = [
    "**.ipynb_checkpoints",
    # to ensure that include files (partial pages) aren't built, exclude them
    # https://github.com/sphinx-doc/sphinx/issues/1965#issuecomment-124732907
    "**/includes/**",
]
try:
    import nbconvert
except ImportError:
    logger.warning("nbconvert not installed. Skipping notebooks.")
    exclude_patterns.append("**/*.ipynb")
else:
    try:
        nbconvert.utils.pandoc.get_pandoc_version()
    except nbconvert.utils.pandoc.PandocMissing:
        logger.warning("Pandoc not installed. Skipping notebooks.")
        exclude_patterns.append("**/*.ipynb")

# sphinx_pattern can be '-api' to exclude the API pages,
# the path to a file, or a Python object
# (e.g. '10min.rst' or 'pandas.DataFrame.head')
source_path = os.path.dirname(os.path.abspath(__file__))
pattern = os.environ.get("SPHINX_PATTERN")
single_doc = pattern is not None and pattern not in ("-api", "whatsnew")
include_api = pattern is None or pattern == "whatsnew"
if pattern:
    for dirname, dirs, fnames in os.walk(source_path):
        reldir = os.path.relpath(dirname, source_path)
        for fname in fnames:
            if os.path.splitext(fname)[-1] in (".rst", ".ipynb"):
                rel_fname = os.path.relpath(os.path.join(dirname, fname), source_path)

                if rel_fname == "index.rst" and os.path.abspath(dirname) == source_path:
                    continue
                if pattern == "-api" and reldir.startswith("reference"):
                    exclude_patterns.append(rel_fname)
                elif (
                    pattern == "whatsnew"
                    and not reldir.startswith("reference")
                    and reldir != "whatsnew"
                ):
                    exclude_patterns.append(rel_fname)
                elif single_doc and rel_fname != pattern:
                    exclude_patterns.append(rel_fname)

with open(os.path.join(source_path, "index.rst.template"), encoding="utf-8") as f:
    t = jinja2.Template(f.read())
with open(os.path.join(source_path, "index.rst"), "w", encoding="utf-8") as f:
    f.write(
        t.render(
            include_api=include_api,
            single_doc=(pattern if single_doc else None),
        )
    )
autosummary_generate = True if include_api else ["index"]
autodoc_typehints = "none"

# numpydoc
numpydoc_show_class_members = False
numpydoc_show_inherited_class_members = False
numpydoc_attributes_as_param_list = False

# matplotlib plot directive
plot_include_source = True
plot_formats = [("png", 90)]
plot_html_show_formats = False
plot_html_show_source_link = False
plot_pre_code = """import numpy as np
import pandas as pd"""

# nbsphinx do not use requirejs (breaks bootstrap)
nbsphinx_requirejs_path = ""

# https://sphinx-toggleprompt.readthedocs.io/en/stable/#offset
toggleprompt_offset_right = 35

# Add any paths that contain templates here, relative to this directory.
templates_path = ["../_templates"]

# The suffix of source filenames.
source_suffix = [".rst"]

# The encoding of source files.
source_encoding = "utf-8"

# The master toctree document.
master_doc = "index"

# General information about the project.
project = "pandas"
# We have our custom "pandas_footer.html" template, using copyright for the current year
copyright = f"{datetime.now().year},"

# The version info for the project you're documenting, acts as replacement for
# |version| and |release|, also used in various other places throughout the
# built documents.
#
# The short X.Y version.
import pandas  # isort:skip

# version = '%s r%s' % (pandas.__version__, svn_version())
version = str(pandas.__version__)

# The full version, including alpha/beta/rc tags.
release = version

# The language for content autogenerated by Sphinx. Refer to documentation
# for a list of supported languages.
language = "en"

# 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 = []

# List of directories, relative to source directory, that shouldn't be searched
# for source files.
exclude_trees = []

# The reST default role (used for this markup: `text`) to use for all
# documents. default_role = None

# If true, '()' will be appended to :func: etc. cross-reference text.
# add_function_parentheses = True

# 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"

# A list of ignored prefixes for module index sorting.
# modindex_common_prefix = []


# -- Options for HTML output ---------------------------------------------

# The theme to use for HTML and HTML Help pages.  Major themes that come with
# Sphinx are currently 'default' and 'sphinxdoc'.
html_theme = "pydata_sphinx_theme"

# The style sheet to use for HTML and HTML Help pages. A file of that name
# must exist either in Sphinx' static/ path, or in one of the custom paths
# given in html_static_path.
# html_style = 'statsmodels.css'

# Theme options are theme-specific and customize the look and feel of a theme
# further.  For a list of options available for each theme, see the
# documentation.

if ".dev" in version:
    switcher_version = "dev"
elif "rc" in version:
    switcher_version = version.split("rc", maxsplit=1)[0] + " (rc)"
else:
    # only keep major.minor version number to match versions.json
    switcher_version = ".".join(version.split(".")[:2])

html_theme_options = {
    "external_links": [],
    "footer_start": ["pandas_footer", "sphinx-version"],
    "github_url": "https://github.com/pandas-dev/pandas",
    "analytics": {
        "plausible_analytics_domain": "pandas.pydata.org",
        "plausible_analytics_url": "https://views.scientific-python.org/js/script.js",
    },
    "logo": {"image_dark": "https://pandas.pydata.org/static/img/pandas_white.svg"},
    "navbar_align": "left",
    "navbar_end": ["version-switcher", "theme-switcher", "navbar-icon-links"],
    "switcher": {
        "json_url": "https://pandas.pydata.org/versions.json",
        "version_match": switcher_version,
    },
    # This shows a warning for patch releases since the
    # patch version doesn't compare as equal (e.g. 2.2.1 != 2.2.0 but it should be)
    "show_version_warning_banner": False,
    "icon_links": [
        {
            "name": "X",
            "url": "https://x.com/pandas_dev",
            "icon": "fa-brands fa-square-x-twitter",
        },
        {
            "name": "Mastodon",
            "url": "https://fosstodon.org/@pandas_dev",
            "icon": "fa-brands fa-mastodon",
        },
    ],
}

# Add any paths that contain custom themes here, relative to this directory.
# html_theme_path = ["themes"]

# The name for this set of Sphinx documents.  If None, it defaults to
# "<project> v<release> documentation".
# html_title = None

# A shorter title for the navigation bar.  Default is the same as html_title.
# html_short_title = None

# The name of an image file (relative to this directory) to place at the top
# of the sidebar.
html_logo = "../../web/pandas/static/img/pandas.svg"

# Add any paths that contain custom static files (such as style sheets) here,
# relative to this directory. They are copied after the builtin static files,
# so a file named "default.css" will overwrite the builtin "default.css".
html_static_path = ["_static"]

html_css_files = [
    "css/getting_started.css",
    "css/pandas.css",
]

# The name of an image file (within the static path) to use as favicon of the
# docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
# pixels large.
html_favicon = "../../web/pandas/static/img/favicon.ico"

# If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
# using the given strftime format.
# html_last_updated_fmt = '%b %d, %Y'

# If true, SmartyPants will be used to convert quotes and dashes to
# typographically correct entities.
# html_use_smartypants = True

# Custom sidebar templates, maps document names to template names.
# html_sidebars = {}

# Additional templates that should be rendered to pages, maps page names to
# template names.

# Add redirect for previously existing API pages
# each item is like `(from_old, to_new)`
# To redirect a class and all its methods, see below
# https://github.com/pandas-dev/pandas/issues/16186

moved_api_pages = [
    ("pandas.core.common.isnull", "pandas.isna"),
    ("pandas.core.common.notnull", "pandas.notna"),
    ("pandas.core.reshape.get_dummies", "pandas.get_dummies"),
    ("pandas.tools.merge.concat", "pandas.concat"),
    ("pandas.tools.merge.merge", "pandas.merge"),
    ("pandas.tools.pivot.pivot_table", "pandas.pivot_table"),
    ("pandas.tseries.tools.to_datetime", "pandas.to_datetime"),
    ("pandas.io.clipboard.read_clipboard", "pandas.read_clipboard"),
    ("pandas.io.excel.ExcelFile.parse", "pandas.ExcelFile.parse"),
    ("pandas.io.excel.read_excel", "pandas.read_excel"),
    ("pandas.io.html.read_html", "pandas.read_html"),
    ("pandas.io.json.read_json", "pandas.read_json"),
    ("pandas.io.parsers.read_csv", "pandas.read_csv"),
    ("pandas.io.parsers.read_fwf", "pandas.read_fwf"),
    ("pandas.io.parsers.read_table", "pandas.read_table"),
    ("pandas.io.pickle.read_pickle", "pandas.read_pickle"),
    ("pandas.io.pytables.HDFStore.append", "pandas.HDFStore.append"),
    ("pandas.io.pytables.HDFStore.get", "pandas.HDFStore.get"),
    ("pandas.io.pytables.HDFStore.put", "pandas.HDFStore.put"),
    ("pandas.io.pytables.HDFStore.select", "pandas.HDFStore.select"),
    ("pandas.io.pytables.read_hdf", "pandas.read_hdf"),
    ("pandas.io.sql.read_sql", "pandas.read_sql"),
    ("pandas.io.sql.read_frame", "pandas.read_frame"),
    ("pandas.io.sql.write_frame", "pandas.write_frame"),
    ("pandas.io.stata.read_stata", "pandas.read_stata"),
]

# Again, tuples of (from_old, to_new)
moved_classes = [
    ("pandas.tseries.resample.Resampler", "pandas.core.resample.Resampler"),
    ("pandas.formats.style.Styler", "pandas.io.formats.style.Styler"),
]

for old, new in moved_classes:
    # the class itself...
    moved_api_pages.append((old, new))

    mod, classname = new.rsplit(".", 1)
    klass = getattr(importlib.import_module(mod), classname)
    methods = [
        x for x in dir(klass) if not x.startswith("_") or x in ("__iter__", "__array__")
    ]
    # ... and each of its public methods
    moved_api_pages.extend((f"{old}.{method}", f"{new}.{method}") for method in methods)

if include_api:
    html_additional_pages = {
        "generated/" + page[0]: "api_redirect.html" for page in moved_api_pages
    }


header = f"""\
.. currentmodule:: pandas

.. ipython:: python
   :suppress:

   import numpy as np
   import pandas as pd

   np.random.seed(123456)
   np.set_printoptions(precision=4, suppress=True)
   pd.options.display.max_rows = 15

   import os
   os.chdir(r'{os.path.dirname(os.path.dirname(__file__))}')
"""


html_context = {
    "redirects": dict(moved_api_pages),
    "header": header,
}

# If false, no module index is generated.
html_use_modindex = True

# If false, no index is generated.
# html_use_index = True

# If true, the index is split into individual pages for each letter.
# html_split_index = False

# If true, links to the reST sources are added to the pages.
# html_show_sourcelink = True

# If true, an OpenSearch description file will be output, and all pages will
# contain a <link> tag referring to it.  The value of this option must be the
# base URL from which the finished HTML is served.
# html_use_opensearch = ''

# If nonempty, this is the file name suffix for HTML files (e.g. ".xhtml").
# html_file_suffix = ''

# Output file base name for HTML help builder.
htmlhelp_basename = "pandas"

# -- Options for nbsphinx ------------------------------------------------

nbsphinx_allow_errors = True

# -- Options for jupyterlite-sphinx --------------------------------------

# Configuration for interactive documentation using jupyterlite-sphinx and
# Pyodide. See https://jupyterlite-sphinx.readthedocs.io/en/stable/ for
# more options.

global_enable_try_examples = True
try_examples_global_button_text = "Try it!"
try_examples_global_warning_text = (
    "Interactive examples for pandas are experimental and may not always "
    "work as expected. If you encounter any issues or wish to provide any "
    "feedback, please reach out to us on the "
    "[pandas issue tracker](https://github.com/pandas-dev/pandas/issues/new)."
)
# uncomment to ease debugging
jupyterlite_silence = False

# -- Options for LaTeX output --------------------------------------------

latex_elements = {}

# The paper size ('letter' or 'a4').
# latex_paper_size = 'letter'

# The font size ('10pt', '11pt' or '12pt').
# latex_font_size = '10pt'

# Grouping the document tree into LaTeX files. List of tuples (source start
# file, target name, title, author, documentclass [howto/manual]).
latex_documents = [
    (
        "index",
        "pandas.tex",
        "pandas: powerful Python data analysis toolkit",
        "Wes McKinney and the pandas Development Team",
        "manual",
    )
]

# The name of an image file (relative to this directory) to place at the top of
# the title page.
# latex_logo = None

# For "manual" documents, if this is true, then toplevel headings are parts,
# not chapters.
# latex_use_parts = False

# Additional stuff for the LaTeX preamble.
# latex_preamble = ''

# Documents to append as an appendix to all manuals.
# latex_appendices = []

# If false, no module index is generated.
# latex_use_modindex = True


if include_api:
    intersphinx_mapping = {
        "dateutil": ("https://dateutil.readthedocs.io/en/latest/", None),
        "matplotlib": ("https://matplotlib.org/stable/", None),
        "numpy": ("https://numpy.org/doc/stable/", None),
        "python": ("https://docs.python.org/3/", None),
        "scipy": ("https://docs.scipy.org/doc/scipy/", None),
        "pyarrow": ("https://arrow.apache.org/docs/", None),
    }

# extlinks alias
extlinks = {
    "issue": ("https://github.com/pandas-dev/pandas/issues/%s", "GH %s"),
}


ipython_execlines = [
    "import numpy as np",
    "import pandas as pd",
    # This ensures correct rendering on system with console encoding != utf8
    # (windows). It forces pandas to encode its output reprs using utf8
    # wherever the docs are built. The docs' target is the browser, not
    # the console, so this is fine.
    'pd.options.display.encoding="utf8"',
]


# Add custom Documenter to handle attributes/methods of an AccessorProperty
# eg pandas.Series.str and pandas.Series.dt (see GH9322)

import sphinx  # isort:skip
from sphinx.ext.autodoc import (  # isort:skip
    AttributeDocumenter,
    Documenter,
    MethodDocumenter,
)
from sphinx.ext.autosummary import Autosummary  # isort:skip


class AccessorDocumenter(MethodDocumenter):
    """
    Specialized Documenter subclass for accessors.
    """

    objtype = "accessor"
    directivetype = "method"

    # lower than MethodDocumenter so this is not chosen for normal methods
    priority = 0.6

    def format_signature(self) -> str:
        # this method gives an error/warning for the accessors, therefore
        # overriding it (accessor has no arguments)
        return ""


class AccessorLevelDocumenter(Documenter):
    """
    Specialized Documenter subclass for objects on accessor level (methods,
    attributes).
    """

    # This is the simple straightforward version
    # modname is None, base the last elements (eg 'hour')
    # and path the part before (eg 'Series.dt')
    # def resolve_name(self, modname, parents, path, base):
    #     modname = 'pandas'
    #     mod_cls = path.rstrip('.')
    #     mod_cls = mod_cls.split('.')
    #
    #     return modname, mod_cls + [base]
    def resolve_name(self, modname, parents, path, base):
        if modname is None:
            if path:
                mod_cls = path.rstrip(".")
            else:
                mod_cls = None
                # if documenting a class-level object without path,
                # there must be a current class, either from a parent
                # auto directive ...
                mod_cls = self.env.temp_data.get("autodoc:class")
                # ... or from a class directive
                if mod_cls is None:
                    mod_cls = self.env.temp_data.get("py:class")
                # ... if still None, there's no way to know
                if mod_cls is None:
                    return None, []
            # HACK: this is added in comparison to ClassLevelDocumenter
            # mod_cls still exists of class.accessor, so an extra
            # rpartition is needed
            modname, _, accessor = mod_cls.rpartition(".")
            modname, _, cls = modname.rpartition(".")
            parents = [cls, accessor]
            # if the module name is still missing, get it like above
            if not modname:
                modname = self.env.temp_data.get("autodoc:module")
            if not modname:
                if sphinx.__version__ > "1.3":
                    modname = self.env.ref_context.get("py:module")
                else:
                    modname = self.env.temp_data.get("py:module")
            # ... else, it stays None, which means invalid
        return modname, parents + [base]


class AccessorAttributeDocumenter(AccessorLevelDocumenter, AttributeDocumenter):
    objtype = "accessorattribute"
    directivetype = "attribute"

    # lower than AttributeDocumenter so this is not chosen for normal
    # attributes
    priority = 0.6


class AccessorMethodDocumenter(AccessorLevelDocumenter, MethodDocumenter):
    objtype = "accessormethod"
    directivetype = "method"

    # lower than MethodDocumenter so this is not chosen for normal methods
    priority = 0.6


class AccessorCallableDocumenter(AccessorLevelDocumenter, MethodDocumenter):
    """
    This documenter lets us removes .__call__ from the method signature for
    callable accessors like Series.plot
    """

    objtype = "accessorcallable"
    directivetype = "method"

    # lower than MethodDocumenter; otherwise the doc build prints warnings
    priority = 0.5

    def format_name(self):
        return MethodDocumenter.format_name(self).removesuffix(".__call__")


class PandasAutosummary(Autosummary):
    """
    This alternative autosummary class lets us override the table summary for
    Series.plot and DataFrame.plot in the API docs.
    """

    def _replace_pandas_items(self, display_name, sig, summary, real_name):
        # this a hack: ideally we should extract the signature from the
        # .__call__ method instead of hard coding this
        if display_name == "DataFrame.plot":
            sig = "([x, y, kind, ax, ....])"
            summary = "DataFrame plotting accessor and method"
        elif display_name == "Series.plot":
            sig = "([kind, ax, figsize, ....])"
            summary = "Series plotting accessor and method"
        return (display_name, sig, summary, real_name)

    @staticmethod
    def _is_deprecated(real_name):
        try:
            obj, parent, modname = _import_by_name(real_name)
        except ImportError:
            return False
        doc = NumpyDocString(obj.__doc__ or "")
        summary = "".join(doc["Summary"] + doc["Extended Summary"])
        return ".. deprecated::" in summary

    def _add_deprecation_prefixes(self, items):
        for item in items:
            display_name, sig, summary, real_name = item
            if self._is_deprecated(real_name):
                summary = f"(DEPRECATED) {summary}"
            yield display_name, sig, summary, real_name

    def get_items(self, names):
        items = Autosummary.get_items(self, names)
        items = [self._replace_pandas_items(*item) for item in items]
        items = list(self._add_deprecation_prefixes(items))
        return items


# based on numpy doc/source/conf.py
def linkcode_resolve(domain, info) -> str | None:
    """
    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:
            with warnings.catch_warnings():
                # Accessing deprecated objects will generate noisy warnings
                warnings.simplefilter("ignore", FutureWarning)
                obj = getattr(obj, part)
        except AttributeError:
            return None

    try:
        fn = inspect.getsourcefile(inspect.unwrap(obj))
    except TypeError:
        try:  # property
            fn = inspect.getsourcefile(inspect.unwrap(obj.fget))
        except (AttributeError, TypeError):
            fn = None
    if not fn:
        return None

    try:
        source, lineno = inspect.getsourcelines(obj)
    except TypeError:
        try:  # property
            source, lineno = inspect.getsourcelines(obj.fget)
        except (AttributeError, TypeError):
            lineno = None
    except OSError:
        lineno = None

    if lineno:
        linespec = f"#L{lineno}-L{lineno + len(source) - 1}"
    else:
        linespec = ""

    fn = os.path.relpath(fn, start=os.path.dirname(pandas.__file__))

    if "+" in pandas.__version__:
        return f"https://github.com/pandas-dev/pandas/blob/main/pandas/{fn}{linespec}"
    else:
        return (
            f"https://github.com/pandas-dev/pandas/blob/"
            f"v{pandas.__version__}/pandas/{fn}{linespec}"
        )


# remove the docstring of the flags attribute (inherited from numpy ndarray)
# because these give doc build errors (see GH issue 5331)
def remove_flags_docstring(app, what, name, obj, options, lines) -> None:
    if what == "attribute" and name.endswith(".flags"):
        del lines[:]


def process_class_docstrings(app, what, name, obj, options, lines) -> None:
    """
    For those classes for which we use ::

    :template: autosummary/class_without_autosummary.rst

    the documented attributes/methods have to be listed in the class
    docstring. However, if one of those lists is empty, we use 'None',
    which then generates warnings in sphinx / ugly html output.
    This "autodoc-process-docstring" event connector removes that part
    from the processed docstring.

    """
    if what == "class":
        joined = "\n".join(lines)

        templates = [
            """.. rubric:: Attributes

.. autosummary::
   :toctree:

   None
""",
            """.. rubric:: Methods

.. autosummary::
   :toctree:

   None
""",
        ]

        for template in templates:
            if template in joined:
                joined = joined.replace(template, "")
        lines[:] = joined.split("\n")


_BUSINED_ALIASES = [
    "pandas.tseries.offsets." + name
    for name in [
        "BDay",
        "CDay",
        "BMonthEnd",
        "BMonthBegin",
        "CBMonthEnd",
        "CBMonthBegin",
    ]
]


def process_business_alias_docstrings(app, what, name, obj, options, lines) -> None:
    """
    Starting with sphinx 3.4, the "autodoc-process-docstring" event also
    gets called for alias classes. This results in numpydoc adding the
    methods/attributes to the docstring, which we don't want (+ this
    causes warnings with sphinx).
    """
    if name in _BUSINED_ALIASES:
        lines[:] = []


suppress_warnings = [
    # We "overwrite" autosummary with our PandasAutosummary, but
    # still want the regular autosummary setup to run. So we just
    # suppress this warning.
    "app.add_directive"
]
if pattern:
    # When building a single document we don't want to warn because references
    # to other documents are unknown, as it's expected
    suppress_warnings.append("ref.ref")


def rstjinja(app, docname, source) -> None:
    """
    Render our pages as a jinja template for fancy templating goodness.
    """
    # https://www.ericholscher.com/blog/2016/jul/25/integrating-jinja-rst-sphinx/
    # Make sure we're outputting HTML
    if app.builder.format != "html":
        return
    src = source[0]
    rendered = app.builder.templates.render_string(src, app.config.html_context)
    source[0] = rendered


def setup(app) -> None:
    app.connect("source-read", rstjinja)
    app.connect("autodoc-process-docstring", remove_flags_docstring)
    app.connect("autodoc-process-docstring", process_class_docstrings)
    app.connect("autodoc-process-docstring", process_business_alias_docstrings)
    app.add_autodocumenter(AccessorDocumenter)
    app.add_autodocumenter(AccessorAttributeDocumenter)
    app.add_autodocumenter(AccessorMethodDocumenter)
    app.add_autodocumenter(AccessorCallableDocumenter)
    app.add_directive("autosummary", PandasAutosummary)


# Ignore list for broken links,found in CI run checks for broken-linkcheck.yml

linkcheck_ignore = [
    "^http://$",
    "^https://$",
    *[
        re.escape(link)
        for link in [
            "http://scatterci.github.io/pydata/pandas",
            "http://specs.frictionlessdata.io/json-table-schema/",
            "https://crates.io/crates/calamine",
            "https://devguide.python.org/setup/#macos",
            "https://en.wikipedia.org/wiki/Imputation_statistics",
            "https://en.wikipedia.org/wiki/Imputation_(statistics",
            "https://github.com/noatamir/pandas-dev",
            "https://github.com/pandas-dev/pandas/blob/main/pandas/plotting/__init__.py#L1",
            "https://github.com/pandas-dev/pandas/blob/v0.20.2/pandas/core/generic.py#L568",
            "https://github.com/pandas-dev/pandas/blob/v0.20.2/pandas/core/frame.py#L1495",
            "https://github.com/pandas-dev/pandas/issues/174151",
            "https://gitpod.io/#https://github.com/USERNAME/pandas",
            "https://manishamde.github.io/blog/2013/03/07/pandas-and-python-top-10/",
            "https://matplotlib.org/api/axes_api.html#matplotlib.axes.Axes.table",
            "https://nipunbatra.github.io/blog/visualisation/2013/05/01/aggregation-timeseries.html",
            "https://nbviewer.ipython.org/gist/metakermit/5720498",
            "https://numpy.org/doc/stable/user/basics.byteswapping.html",
            "https://pandas.pydata.org/pandas-docs/stable/io.html#io-chunking",
            "https://pandas.pydata.org/pandas-docs/stable/ecosystem.html",
            "https://sqlalchemy.readthedocs.io/en/latest/dialects/index.html",
            "https://support.sas.com/documentation/cdl/en/lrdict/64316/HTML/default/viewer.htm#a000245912.htm",
            "https://support.sas.com/documentation/cdl/en/lrdict/64316/HTML/default/viewer.htm#a000214639.htm",
            "https://support.sas.com/documentation/cdl/en/lrdict/64316/HTML/default/viewer.htm#a002283942.htm",
            "https://support.sas.com/documentation/cdl/en/lrdict/64316/HTML/default/viewer.htm#a000245965.htm",
            "https://support.sas.com/documentation/cdl/en/imlug/66845/HTML/default/viewer.htm#imlug_langref_sect455.htm",
            "https://support.sas.com/documentation/cdl/en/lrdict/64316/HTML/default/viewer.htm#a002284668.htm",
            "https://support.sas.com/documentation/cdl/en/lrdict/64316/HTML/default/viewer.htm#a002978282.htm",
            "https://wesmckinney.com/blog/update-on-upcoming-pandas-v0-10-new-file-parser-other-performance-wins/",
            "https://visualstudio.microsoft.com/downloads/#build-tools-for-visual-studio-2022",
            "pandas.zip",
        ]
    ],
]