https://docs.blender.org/api/current/bpy.types.FunctionNodeRotationToAxisAngle.html
FunctionNodeRotationToAxisAngle(FunctionNode) - Blender Python API
blenderpythonapi
https://codeql.github.com/codeql-standard-libraries/cpp/semmle/code/cpp/PrintAST.qll/type.PrintAST$FunctionNode.html
FunctionNode
API documentation for CodeQL