20  YAML-Based Workflows

20.1 Why express a plan as YAML

20.2 The structure of a YAML plan

20.3 From Python to YAML and back

20.4 Running a plan against data

20.5 Writing steps in YAML

20.6 Reducing repetition with anchors

20.7 Checking and organizing YAML files

20.8 Automating YAML validation

20.9 Summary