root:
             creates   file:./
             creates   file:plan.py
             creates   step:./plan.py

file:./
               state = STATIC
          created by   root:
            supplies   file:config.txt
            supplies   file:out_egg.txt
            supplies   file:out_spam.txt
            supplies   file:plan.py
            supplies   file:script.py
            supplies   step:./plan.py
            supplies   step:./script.py plan
            supplies   step:./script.py run -- egg
            supplies   step:./script.py run -- spam

file:plan.py
               state = STATIC
          created by   root:
            consumes   file:./
            supplies   step:./plan.py

step:./plan.py
               state = SUCCEEDED
          created by   root:
            consumes   file:./
            consumes   file:plan.py
             creates   file:config.txt
             creates   file:script.py
             creates   step:./script.py plan

file:config.txt
               state = STATIC
          created by   step:./plan.py
            consumes   file:./
            supplies   step:./script.py plan

file:script.py
               state = STATIC
          created by   step:./plan.py
            consumes   file:./
            supplies   step:./script.py plan
            supplies   step:./script.py run -- egg
            supplies   step:./script.py run -- spam

step:./script.py plan
               state = SUCCEEDED
          created by   step:./plan.py
            consumes   file:./
            consumes   file:config.txt
            consumes   file:script.py
             creates   step:./script.py run -- egg
             creates   step:./script.py run -- spam

step:./script.py run -- egg
               state = SUCCEEDED
          created by   step:./script.py plan
            consumes   file:./
            consumes   file:script.py
             creates   file:out_egg.txt
            supplies   file:out_egg.txt

file:out_egg.txt
               state = BUILT
          created by   step:./script.py run -- egg
            consumes   file:./
            consumes   step:./script.py run -- egg

step:./script.py run -- spam
               state = SUCCEEDED
          created by   step:./script.py plan
            consumes   file:./
            consumes   file:script.py
             creates   file:out_spam.txt
            supplies   file:out_spam.txt

file:out_spam.txt
               state = BUILT
          created by   step:./script.py run -- spam
            consumes   file:./
            consumes   step:./script.py run -- spam
