Update conf.py

docs/conf.py

@@ -248,7 +248,7 @@ def setup(app):
 # -- Options for intersphinx extension ---------------------------------------
 
 # Example configuration for intersphinx: refer to the Python standard library.
-intersphinx_mapping = {"https://docs.python.org/": None}
+intersphinx_mapping = {'python': ('https://docs.python.org/3', None)}
 
 
 # Prevent that all member and method tables are tables of contents (numpydoc).