Abhijit Menon-Sen 3ab9dddb3a Make the extract filter return Undefined on KeyError ... groups['x']|map('extract', hostvars, 'somevar') would break if any host didn't have 'somevar' set. With this change, it will return Undefined instead. This change permits |map('extract', …)|map('default', 42) to set a default value in such cases.		2016-08-25 22:45:20 +05:30
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ansible	Make the extract filter return Undefined on KeyError	2016-08-25 22:45:20 +05:30