Fixes #1314 (#1315)

python/readme.md

@@ -4,7 +4,7 @@ The Arbor Python package is a wrapper around the high-performance C++ library Ar
 constructing and running simulations multi-compartment neuron models, from single cell models
 to large networks.
 
-Documentation is available online at [Read the Docs](https://arbor.readthedocs.io/en/latest/python.html).
+Documentation is available online at [Read the Docs](https://arbor.readthedocs.io/en/latest/python).
 
 [Submit a ticket](https://github.com/arbor-sim/arbor) if you have any questions or want help.