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

file:./
               state = STATIC
          created by   root:
            supplies   file:plan.py
            supplies   file:work.py
            supplies   file:work_inp.pickle
            supplies   file:work_out.pickle
            supplies   step:runpy ./plan.py
            supplies   step:runpy ./work.py --inp=work_inp.pickle --out=work_out.pickle --amend-out
            supplies   step:runsh python -c 'import pickle; print(pickle.load(open("work_out.pickle", "rb")))'

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

step:runpy ./plan.py
               state = SUCCEEDED
             env_var = STEPUP_PATH_FILTER [amended]
          created by   root:
            consumes   file:./
            consumes   file:plan.py
             creates   file:work.py
             creates   file:work_inp.pickle
             creates   step:runpy ./work.py --inp=work_inp.pickle --out=work_out.pickle --amend-out
             creates   step:runsh python -c 'import pickle; print(pickle.load(open("work_out.pickle", "rb")))'
            supplies   file:work_inp.pickle [amended]

file:work.py
               state = STATIC
          created by   step:runpy ./plan.py
            consumes   file:./
            supplies   step:runpy ./work.py --inp=work_inp.pickle --out=work_out.pickle --amend-out

file:work_inp.pickle
               state = BUILT
          created by   step:runpy ./plan.py
            consumes   file:./
            consumes   step:runpy ./plan.py
            supplies   step:runpy ./work.py --inp=work_inp.pickle --out=work_out.pickle --amend-out

step:runpy ./work.py --inp=work_inp.pickle --out=work_out.pickle --amend-out
               state = SUCCEEDED
             env_var = STEPUP_PATH_FILTER [amended]
          created by   step:runpy ./plan.py
            consumes   file:./
            consumes   file:work.py
            consumes   file:work_inp.pickle
             creates   file:work_out.pickle
            supplies   file:work_out.pickle [amended]

step:runsh python -c 'import pickle; print(pickle.load(open("work_out.pickle", "rb")))'
               state = SUCCEEDED
          created by   step:runpy ./plan.py
            consumes   file:./
            consumes   file:work_out.pickle

file:work_out.pickle
               state = BUILT
          created by   step:runpy ./work.py --inp=work_inp.pickle --out=work_out.pickle --amend-out
            consumes   file:./
            consumes   step:runpy ./work.py --inp=work_inp.pickle --out=work_out.pickle --amend-out
            supplies   step:runsh python -c 'import pickle; print(pickle.load(open("work_out.pickle", "rb")))'
