Updated docs.

Author: domdfcoding

seed_intersphinx_mapping/core.py

@@ -44,7 +44,7 @@
 
 __all__ = ["search_dict", "get_sphinx_doc_url", "fallback_mapping", "seed_intersphinx_mapping", "pypi_api"]
 
-#: :class:`apeye.url.SlumberURL` for the PyPI REST API endpoint.
+#: Instance of :class:`apeye.url.SlumberURL` for the PyPI REST API endpoint.
 pypi_api = SlumberURL("https://pypi.org/pypi/")