Merge pull request voxpupuli#238 from xaque208/python3factfix

Shiva Poudel · Shiva Poudel · commit 676f705a8b98 · 2015-09-08T01:27:13.000+05:45
Check that we have results before returning a value
diff --git a/lib/facter/python_version.rb b/lib/facter/python_version.rb
@@ -2,7 +2,10 @@
 
 def get_python_version(executable)
   if Facter::Util::Resolution.which(executable)
-    Facter::Util::Resolution.exec("#{executable} -V 2>&1").match(/^.*(\d+\.\d+\.\d+)$/)[1]
+    results = Facter::Util::Resolution.exec("#{executable} -V 2>&1").match(/^.*(\d+\.\d+\.\d+)$/)
+    if results
+      results[1]
+    end
   end
 end
 
