diff --git a/README.md b/README.md
index 5fb7c35..4268ca9 100644
--- a/README.md
+++ b/README.md
@@ -19,11 +19,13 @@ A best-practice setup includes initialising git and creating a virtual environme
 - install kedro `pip install kedro`
 - Install the packages and libraries `pip install -r src/requirements.txt`
 
+**go to `actes-princiers`'s folder**
+
 Then open a terminal in the `actes-princiers`'s folder 
 and launch jupyter : `kedro jupyter notebook` 
 or start the ipython prompt : `kedro ipython`
 
-## Launching the pipeline
+## Launching the pipelines
 
 Open a terminal in the `actes-princiers`'s folder and launch kedro
 
@@ -41,6 +43,12 @@ or a search by tags with:
 
 `kedro viz`
 
+## Building the docs
+
+`./build-docs.sh docs` 
+
+the html built doc is `here <docs/build/html/>`_
+
 ## Developper's rules and guidelines
 
 Declare any dependencies in `src/requirements.txt` for `pip` installation.
diff --git a/actes-princiers/build-docs.sh b/actes-princiers/build-docs.sh
new file mode 100755
index 0000000..d55076e
--- /dev/null
+++ b/actes-princiers/build-docs.sh
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+set -e
+
+# Exit script if you try to use an uninitialized variable.
+set -o nounset
+
+action=$1
+
+if [ "$action" == "linkcheck" ]; then
+  sphinx-build -WETan -j auto -D language=en -b linkcheck -d docs/build/doctrees docs/source docs/build/linkcheck
+elif [ "$action" == "docs" ]; then
+  sphinx-build -WETa -j auto -D language=en -b html -d docs/build/doctrees docs/source docs/build/html
+fi
diff --git a/actes-princiers/clean_intermediate_data.sh b/actes-princiers/clean_intermediate_data.sh
new file mode 100755
index 0000000..9caa69c
--- /dev/null
+++ b/actes-princiers/clean_intermediate_data.sh
@@ -0,0 +1 @@
+rm -rf data/02_intermediate/xml/*
diff --git a/actes-princiers/docs/source/_static/logo.jpg b/actes-princiers/docs/source/_static/logo.jpg
new file mode 100644
index 0000000..20942fd
Binary files /dev/null and b/actes-princiers/docs/source/_static/logo.jpg differ
diff --git a/actes-princiers/docs/source/coding_standards.rst b/actes-princiers/docs/source/coding_standards.rst
index e940bc4..0c98755 100644
--- a/actes-princiers/docs/source/coding_standards.rst
+++ b/actes-princiers/docs/source/coding_standards.rst
@@ -11,7 +11,7 @@ Import ordering
 
 .. rubric:: Sample
 
-.. block-code:: python
+.. code-block:: python
 
     from typing import Dict
     from pathlib import Path
diff --git a/actes-princiers/docs/source/conf.py b/actes-princiers/docs/source/conf.py
index 683f842..bee65d2 100644
--- a/actes-princiers/docs/source/conf.py
+++ b/actes-princiers/docs/source/conf.py
@@ -1,27 +1,9 @@
-#!/usr/bin/env python3
-
-
 # actes_princiers documentation build
 # configuration file, created by sphinx-quickstart.
 #
-# 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.
 
-# 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.
-#
-import re
-
-from kedro.framework.cli.utils import find_stylesheets
-
-#from actes_princiers import __version__ as release
 release = "0.1"
 
 # -- Project information -----------------------------------------------------
@@ -30,14 +12,10 @@ project = "actes_princiers"
 author = "Jean-Damien"
 
 # The short X.Y version.
-version = re.match(r"^([0-9]+\.[0-9]+).*", release).group(1)
+version = "0.1"
 
 # -- General configuration ---------------------------------------------------
 
-# If your documentation needs a minimal Sphinx version, state it here.
-#
-# needs_sphinx = '1.0'
-
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
@@ -55,7 +33,7 @@ extensions = [
 
 # enable autosummary plugin (table of contents for modules/classes/class
 # methods)
-autosummary_generate = True
+#autosummary_generate = True
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ["_templates"]
@@ -82,20 +60,34 @@ exclude_patterns = ["_build", "**.ipynb_checkpoints"]
 
 # The name of the Pygments (syntax highlighting) style to use.
 pygments_style = "sphinx"
+default_role = 'code'
 
 # -- Options for HTML output -------------------------------------------------
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-# html_theme = "sphinx_rtd_theme"
-html_theme = "bizstyle"
+html_theme = "sphinx_rtd_theme"
+
+html_title = "Actes Princiers"
+html_short_title = "Actes Princiers"
+html_show_sourcelink = False
+html_show_sphinx = False
+html_show_copyright = True
+html_logo = "_static/logo.jpg"
+copyright = '2020, Jean-Damien Genero'
 
 # 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.
 #
-html_theme_options = {"collapse_navigation": False, "style_external_links": True}
+html_theme_options = {
+    "collapse_navigation": False, 
+    "style_external_links": True,
+    'display_version': False,
+    'logo_only': True,
+#    'style_nav_header_background': 'white'
+    }
 
 # 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,
@@ -199,24 +191,24 @@ todo_include_todos = False
 nbsphinx_kernel_name = "python3"
 
 
-def remove_arrows_in_examples(lines):
-    for i, line in enumerate(lines):
-        lines[i] = line.replace(">>>", "")
+#def remove_arrows_in_examples(lines):
+#    for i, line in enumerate(lines):
+#        lines[i] = line.replace(">>>", "")
 
 
-def autodoc_process_docstring(app, what, name, obj, options, lines):
-    remove_arrows_in_examples(lines)
+#def autodoc_process_docstring(app, what, name, obj, options, lines):
+#    remove_arrows_in_examples(lines)
 
 
-def skip(app, what, name, obj, skip, options):
-    if name == "__init__":
-        return False
-    return skip
+#def skip(app, what, name, obj, skip, options):
+#    if name == "__init__":
+#        return False
+#    return skip
 
 
-def setup(app):
-    app.connect("autodoc-process-docstring", autodoc_process_docstring)
-    app.connect("autodoc-skip-member", skip)
-    # add Kedro stylesheets
-    for stylesheet in find_stylesheets():
-        app.add_css_file(stylesheet)
+#def setup(app):
+#    app.connect("autodoc-process-docstring", autodoc_process_docstring)
+#    app.connect("autodoc-skip-member", skip)
+#    # add Kedro stylesheets
+#    for stylesheet in find_stylesheets():
+#        app.add_css_file(stylesheet)
diff --git a/actes-princiers/docs/source/index.rst b/actes-princiers/docs/source/index.rst
index e0632c7..b7955b3 100644
--- a/actes-princiers/docs/source/index.rst
+++ b/actes-princiers/docs/source/index.rst
@@ -1,5 +1,5 @@
-Documentation technique du projet Actes princiers
-====================================================
+Projet Actes Princiers
+=========================
 
 .. toctree::
    :maxdepth: 1
@@ -7,8 +7,6 @@ Documentation technique du projet Actes princiers
    data
    coding_standards
 
-Indices and tables
-==================
+.. rubric:: Index
 
 * :ref:`genindex`
-* :ref:`search`
diff --git a/actes-princiers/src/actes_princiers/customcontext.py b/actes-princiers/src/actes_princiers/customcontext.py
index ca60bb0..b2c2fd4 100644
--- a/actes-princiers/src/actes_princiers/customcontext.py
+++ b/actes-princiers/src/actes_princiers/customcontext.py
@@ -7,9 +7,8 @@ from kedro.pipeline import Pipeline, node, pipeline
 
 from actesdataset import XMLDataSet
 
-#from actes_princiers.pipelines.xml_processing.nodes import parse_xsl
-
 def tree(directory, relative_to=None):
+    "helper that returns a directory tree structure" 
     trees = dict()
     for path in sorted(directory.rglob("*.xml")):
         trees[path.stem] = str(path.relative_to(relative_to))
@@ -46,97 +45,27 @@ def house_dataset_loader(catalog):
         nodes_description.append(node_description)
     return nodes_description
 
-# TODO : next step, pipeline step
-#def create_pipeline(**kwargs) -> Dict[str, Pipeline]:
-#    """
-#    :return: a mapping "pipeline_name", Pipeline() object
-#    """
-#    nodes_description = kwargs['nodes_description']
-#    dataset_pipeline = pipeline(nodes_factory(nodes_description))
-#    return  {
-#    "__default__": Pipeline(
-#        dataset_pipeline
-#        )
-#    }
-
 class ProjectContext(KedroContext):
     project_name = "actes princiers"
     project_version = "0.1"
     package_name = "actes_princiers"
 
-#    def get_houses_config(self):
-#        """loading from generic configuration file 
-#        (that is, the global houses `houses.yaml`)"""
-#        houses_file = self.config_loader.get("houses*")
-#        return houses_file['houses']
-
-#    def houses_data_catalog_loader(self):
-#        "generic houses PartitionedDataSet"
-#        houses = self.get_houses_config()
-#        for house in houses:
-#            house_name = house['name']
-#            # FIXME : absolutely not necessary. 
-#            # just retrieve the data's tree directory
-##            self.custom_catalog.add(house_name, PartitionedDataSet(
-##                # FIXME put this path in the project's configuration
-##                dataset=XMLDataSet,
-##                filename_suffix='.xml'))
-#            path='data/01_raw/xml/' + house_name, 
-
-#    def houses_dataset_factory(self):
-#        "loads all the datasets corresponding to the programmatically loaded catalogs"
-#        houses = self.get_houses_config()
-#        for house in houses:
-#            house_name = house['name']
-#            self._house_dataset_loader(house_name)
-                    
-#    def house_dataset_loader(self):
-#        # FIXME : just dataset catalog, not PartitionedCatalog
-#        # **or** a custom DataSet Catalog that lists
-#        # copied on the partitionedDataSet 
-#        #input_catalog = self.custom_catalog.load(house_name)
-#        #for dataset_name, in_catalog_load_func in input_catalog.items():
-
-#        # FIXME : retrieve root path from config
-#        # or make an autopath function helper
-#        data_root_path = Path.cwd() / 'data' / '01_raw' / 'xml'
-#        # FIXME : remove the str() function here
-#        for dataset_name, dataset_path in tree(str(data_root_path)).items():         
-##        for dataset_name, in_catalog_load_func in input_catalog.items():
-##            in_catalog_value = in_catalog_load_func()
-#            # adding programmatically an input catalog entry
-##            dataset_name = house_name + "_" + dataset_name
-#            # FIXME : how to set this filename ? 
-##            dataset_path = "data/01_raw/xml/" +  house_name + "/" + dataset_name + ".xml"
-#            
-#            self.custom_catalog.add(data_set_name=dataset_name, 
-#                data_set=XMLDataSet(filepath=dataset_path),
-#                replace=True)
-#            # adding an output catalog entry
-#            output_dataset_name =  + "_output"
-#            # FIXME pas propre : faire ça avec la pathlib...
-#            # pas la peine de mettre une extension ".html" ici
-#            output_dataset_path = dataset_path.replace("01_raw", "02_intermediate") 
-#            self.custom_catalog.add(data_set_name=output_dataset_name, 
-#                data_set=XMLDataSet(filepath=output_dataset_path),
-#                replace=True)
-#        # usefull information for the next stage (the pipeline stage)
-#        self.nodes_description = dict(
-#                inputs=dataset_name,
-#                outputs=output_dataset_name,
-#                name=dataset_name)
+    def get_houses_config(self):
+        """loading from generic configuration file 
+        (that is, the global houses `houses.yaml`)"""
+        houses_file = self.config_loader.get("houses*")
+        # FIXME : put this in attribute in the context
+        return houses_file['houses']
 
     def _get_catalog(self, *args, **kwargs):
         "catalog loader entry point"
         # loading yaml defined catalogs 
         catalog = super()._get_catalog(*args, **kwargs)
         # kedro.io.data_catalog.DataCatalog
-        # si je veux vraiment mettre ça dans le catalog global
-        # adding houses generic catalog
-#        self.houses_data_catalog_loader()
-        # adding the datasets that corresponds to the generic catalogs
-#        self.houses_dataset_factory()
         # adding data sets
         self.nodes_description = house_dataset_loader(catalog)
         return catalog 
 
+    def prepare_pipeline_creation(self):
+        return self.nodes_description
+
diff --git a/actes-princiers/src/actes_princiers/pipelines/xml_processing/pipeline.py b/actes-princiers/src/actes_princiers/pipelines/xml_processing/pipeline.py
index 0c95d30..b48a16b 100755
--- a/actes-princiers/src/actes_princiers/pipelines/xml_processing/pipeline.py
+++ b/actes-princiers/src/actes_princiers/pipelines/xml_processing/pipeline.py
@@ -3,15 +3,15 @@ from kedro.framework.session import KedroSession
 
 from .nodes import parse_xsl
 
+# we need the context here in order to access to prepare_pipeline_creation()
 with KedroSession.create() as session:
     context = session.load_context()
+    # we have to call the catalog attribute, 
+    # because it makes a call to the _get_catalog() of the context method
     catalog = context.catalog
-#    print("----------------------------")
-#    print(context.nodes_description)
-#    print(catalog.list())
-
 
 def nodes_factory(nodes_description):
+    "nodes creation"
     nodes = []
     for node_description in nodes_description:
         nodes.append(node(
@@ -23,11 +23,6 @@ def nodes_factory(nodes_description):
             ))
     return nodes
 
-def pipeline_factory(nodes_description):
-    return pipeline(nodes_factory(nodes_description))
-
-
 def create_pipeline(**kwargs):
-    return pipeline(pipeline_factory(context.nodes_description))
-
-
+    "pipeline entry point needed by the global pipeline registry"
+    return pipeline(nodes_factory(context.prepare_pipeline_creation()))
diff --git a/actes-princiers/src/requirements.txt b/actes-princiers/src/requirements.txt
index 127ecc8..921783a 100644
--- a/actes-princiers/src/requirements.txt
+++ b/actes-princiers/src/requirements.txt
@@ -2,6 +2,7 @@ pandas>=2.0.2
 nbsphinx>=0.9.2
 lxml>=4.6.3
 python-slugify>=8.0.1
+sphinx-rtd-theme>=1.2.2
 black~=22.0
 flake8>=3.7.9, <5.0
 ipython>=7.31.1, <8.0; python_version < '3.8'