[doc] sphinx documentation setup

docs/source/_ext/fetch_md.py

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+import os
+from docutils.nodes import SparseNodeVisitor
+from docutils.parsers.rst import Directive
+from myst_parser.docutils_ import Parser
+from myst_parser.mdit_to_docutils.base import make_document
+
+
+class Relinker(SparseNodeVisitor):
+
+    @staticmethod
+    def get_link_key(node):
+        link_keys = ['uri', 'refuri', 'refname']
+        for key in link_keys:
+            if key in node.attributes.keys():
+                return key
+        return None
+
+    def relink(self, node, base_dir):
+        key = Relinker.get_link_key(node)
+        if key is None:
+            return
+        link = node.attributes[key]
+        if link.startswith('http') or link.startswith('mailto'):
+            return
+        if link.startswith('/'):
+            link = link[1:]
+        node.attributes[key] = base_dir+'/'+link
+
+    def visit_image(self, node):
+        self.relink(node, os.getenv('PROJECT_DIR'))
+
+
+class FetchMd(Directive):
+
+    required_arguments = 2
+
+    def arg_path(self):
+        if self.arguments[0] == ':file:':
+            return self.arguments[1]
+
+    def run(self):
+        path = os.path.abspath(os.getenv('PROJECT_DIR') + '/' + self.arg_path())
+        result = []
+        try:
+            with open(path) as file:
+                parser = Parser()
+                text = file.read()
+                doc = make_document(parser_cls=Parser)
+                parser.parse(text, doc)
+                relinker = Relinker(doc)
+                doc.walk(relinker)
+                result.append(doc[0])
+        except FileNotFoundError:
+            pass
+        return result
+
+
+def setup(app):
+    app.add_directive('fetch_md', FetchMd)
+
+    return {
+        'version': '0.1',
+        'parallel_read_safe': True,
+        'parallel_write_safe': True
+    }

docs/source/_templates/autosummary/module.rst

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+{{ fullname | escape | underline}}
+
+
+.. automodule:: {{ fullname }}
+
+   {% block attributes %}
+   {% if attributes %}
+   .. rubric:: {{ _('Module Attributes') }}
+
+   .. autosummary::
+   {% for item in attributes %}
+      {{ item }}
+   {%- endfor %}
+   {% endif %}
+   {% endblock %}
+
+   {% block functions %}
+   {% if functions %}
+   .. rubric:: {{ _('Functions') }}
+
+   .. autosummary::
+   {% for item in functions %}
+      {{ item }}
+   {%- endfor %}
+   {% endif %}
+   {% endblock %}
+
+   {% block classes %}
+   {% if classes %}
+   .. rubric:: {{ _('Classes') }}
+
+   .. autosummary::
+      :toctree:
+      :recursive:
+   {% for item in classes %}
+      {{ item }}
+   {%- endfor %}
+   {% endif %}
+   {% endblock %}
+
+   {% block exceptions %}
+   {% if exceptions %}
+   .. rubric:: {{ _('Exceptions') }}
+
+   .. autosummary::
+   {% for item in exceptions %}
+      {{ item }}
+   {%- endfor %}
+   {% endif %}
+   {% endblock %}
+
+{% block modules %}
+{% if modules %}
+.. rubric:: Modules
+
+.. autosummary::
+   :toctree:
+   :recursive:
+{% for item in modules %}
+   {{ item }}
+{%- endfor %}
+{% endif %}
+{% endblock %}

docs/source/api.rst

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+Python API Reference
+====================
+
+
+.. autosummary::
+   :recursive:
+   :toctree: generated
+
+   meshroom

docs/source/changes.rst

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+Release Notes
+=============
+
+
+.. fetch_md::
+   :file: CHANGES.md

docs/source/conf.py

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+# Configuration file for the Sphinx documentation builder.
+#
+# For the full list of built-in configuration values, see the documentation:
+# https://www.sphinx-doc.org/en/master/usage/configuration.html
+
+# -- Project information -----------------------------------------------------
+# https://www.sphinx-doc.org/en/master/usage/configuration.html#project-information
+
+import os
+from pathlib import Path
+import sys
+
+os.environ['PROJECT_DIR'] = Path('../..').resolve().as_posix()
+
+sys.path.append(os.path.abspath(os.getenv('PROJECT_DIR')))
+sys.path.append(os.path.abspath('./_ext'))
+
+project = 'Meshroom'
+copyright = '2022, AliceVision Association'
+author = 'AliceVision Association'
+
+# -- General configuration ---------------------------------------------------
+# https://www.sphinx-doc.org/en/master/usage/configuration.html#general-configuration
+
+extensions = [
+    'sphinx.ext.autodoc',
+    'sphinx.ext.autosummary',
+    'fetch_md'
+]
+
+templates_path = ['_templates']
+exclude_patterns = []
+
+
+
+# -- Options for HTML output -------------------------------------------------
+# https://www.sphinx-doc.org/en/master/usage/configuration.html#options-for-html-output
+
+html_theme = 'sphinx_rtd_theme'
+html_static_path = ['_static']

docs/source/index.rst

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+Welcome to meshroom's documentation!
+====================================
+
+
+.. toctree::
+   :maxdepth: 2
+   :caption: Contents:
+
+   api
+   install
+   changes
+
+
+.. fetch_md::
+   :file: README.md

docs/source/install.rst

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+Install
+=======
+
+
+.. fetch_md::
+   :file: INSTALL.md