--- mf/invoke-mf2pt1.sh~	2020-04-26 04:45:49.000000000 -0500
+++ mf/invoke-mf2pt1.sh	2020-05-13 09:13:18.273092230 -0500
@@ -4,7 +4,7 @@
 
 # realpath doesn't exist on OSX
 realpath() {
-  python -c "import os; print(os.path.realpath('$1'))"
+  python3 -c "import os; print(os.path.realpath('$1'))"
 }
 
 set -eu