Use Python 3.8 on OSX for Foxy (#663)

* Use Python 3.8 on OSX for Foxy Replaces #641 * Add Python 3.8 Install instructions to osx Dev setup page Signed-off-by: Shane Loretz <sloretz@osrfoundation.org> * Delete python3 from one line Signed-off-by: Shane Loretz <sloretz@osrfoundation.org>
ros2 · May 11, 2020 · e9f97d8 · e9f97d8
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diff --git a/source/Installation/Foxy/macOS-Development-Setup.rst b/source/Installation/Foxy/macOS-Development-Setup.rst
@@ -55,7 +55,12 @@ You need the following things installed to build ROS 2:
 
    .. code-block:: bash
 
-       brew install cmake cppcheck eigen pcre poco python3 tinyxml wget bullet
+       brew install cmake cppcheck eigen pcre poco tinyxml wget bullet
+
+       brew install python@3.8
+       brew unlink python
+       # Make the python command be Python 3.8
+       brew link --force python@3.8
 
        # install dependencies for Fast-RTPS if you are using it
        brew install asio tinyxml2

diff --git a/source/Installation/Foxy/macOS-Install-Binary.rst b/source/Installation/Foxy/macOS-Install-Binary.rst
@@ -44,7 +44,11 @@ You need the following things installed before installing ROS 2.
 
   .. code-block:: bash
 
-       brew install python3
+       brew install python@3.8
+       # Unlink in case you have python@3.7 installed already
+       brew unlink python
+       # Make the python command be Python 3.8
+       brew link --force python@3.8
 
        # install asio and tinyxml2 for Fast-RTPS
        brew install asio tinyxml2