Clarify VS 2017 v 15.2

Author: Kraig Brockschmidt

docs/python/installation.md

@@ -50,6 +50,9 @@ To quickly test Python support after following the installation steps, Open the
 
     Optional: if you're working with data science, also consider the **Data science and analytical applications** workload. This workload includes support for Python as well as the R and F# languages. For more information, see [Data science and analytical applications workload](../rtvs/data-science-workload.md).
 
+    > [!Note]
+    > The Python and Data Science workloads are available only with Visual Studio 2017 release 15.2 and later.
+
 1. On the right side of the installer, chose additional options if desired. Skip this step to accept the default options.
 
     ![Python development options in the Visual Studio installer](media/installation-python-options.png)

docs/python/vs-tutorial-01-00.md

@@ -18,7 +18,7 @@ manager: "ghogen"
 
 # Install Python support in Visual Studio
 
-1. Download and run the latest Visual Studio 2017 installer:    
+1. Download and run the latest Visual Studio 2017 installer (Python support is present in release 15.2 and later):    
 
     > [!div class="nextstepaction"]
     > <a target="frameTarget" href="https://www.visualstudio.com/thank-you-downloading-visual-studio/?sku=Community&rel=15&utm_source=docs&utm_medium=clickbutton&utm_campaign=python_gettingstarted">Install Visual Studio 2017 Community</a>