Add Intersphinx and test link

Signed-off-by: Ayan Sinha Mahapatra <ayansmahapatra@gmail.com>

Author: AyanSinhaMahapatra

docs/source/conf.py

@@ -28,8 +28,12 @@
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
+'sphinx.ext.intersphinx'
 ]
 
+# Temporary Mapping, Once aboutcode.readthedocs.io doesn't have the Scancode docs, this can be changed to the same.
+intersphinx_mapping = {'aboutcode': ('https://sphinx-test-ayan.readthedocs.io/en/aboutcode/', None)}
+
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
 

docs/source/doc_maintenance.rst

@@ -87,3 +87,7 @@ examples::
 
 The ScanCode Toolkit webhook with ReadTheDocs should rebuild the documentation. You can review your
 results online.
+
+.. Test Intersphinx Link
+
+For more details on Documentation Style Guides refer :ref:`aboutcode:doc_style_guide`.