Linter when only python3 exists

Reviewed By: nikhilaravi Differential Revision: D31289856 fbshipit-source-id: 5a522a69537a873bacacf2a178e5f30771aef35f

Linter when only python3 exists
Reviewed By: nikhilaravi Differential Revision: D31289856 fbshipit-source-id: 5a522a69537a873bacacf2a178e5f30771aef35f
1aab1927 · Jeremy Reizenstein · Facebook GitHub Bot · dd76b410 · 1aab1927
Commit 1aab1927 authored Sep 30, 2021 by Jeremy Reizenstein Committed by Facebook GitHub Bot Sep 30, 2021
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dev/linter.sh dev/linter.sh +4 -1

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--- a/dev/linter.sh
+++ b/dev/linter.sh
@@ -10,7 +10,10 @@
 {
  V=$(black --version|cut '-d ' -f3)
  code='import distutils.version; assert "19.3" < distutils.version.LooseVersion("'$V'")'
-  python -c "${code}" 2> /dev/null
+  PYTHON=false
+  command -v python > /dev/null && PYTHON=python
+  command -v python3 > /dev/null && PYTHON=python3
+  ${PYTHON} -c "${code}" 2> /dev/null
 } || {
  echo "Linter requires black 19.3b0 or higher!"
  exit 1