github.com/ratanraj/packer@v1.3.2/template/test-fixtures/validate-good-pp-except.json (about)

     1  {
     2      "builders": [{
     3          "type": "foo"
     4      }],
     5  
     6      "post-processors": [{
     7          "type": "bar",
     8          "except": ["foo"]
     9      }]
    10  }