Improve demo output in README.

README.md

@@ -28,27 +28,39 @@ Notable features:
 * Add custom cluster definitions for your resources.
 * Row is **fast**.
 
-TODO: better demo script to get output for README and row show documentation examples.
-
 ## Demonstration
 
 ```bash
-> row show status
-Action Completed Submitted Eligible Waiting Remaining cost
-one         1000       100      900       0  24K CPU-hours
-two            0       200      800    1000   8K GPU-hours
+$ row submit --action=step1 -n 1
+[1/1] Submitting action 'step1' on directory dir12 and 3 more (0ms).
+Row submitted job 5095791.
 ```
 
 ```bash
-> row show directories --value "/value"
-Directory Status     Job ID /value
-dir1      submitted 1432876    0.9
-dir2      submitted 1432876    0.8
-dir3      submitted 1432876    0.7
+$ row show status
+Action     Completed Submitted Eligible Waiting Remaining cost
+initialize        50         0       50       0    8 CPU-hours
+step1              4         4       42      50   2K CPU-hours
+step2              0         0        4      96  800 GPU-hours
+```
+
+```bash
+$ row show directories step1 -n 3 --value="/value"
+Directory Status    Job ID        /value
+dir1      completed                  116
+dir10     completed                  952
+dir100    completed                  139
+dir11     completed                  998
+
+dir12     submitted anvil/5095791    950
+dir13     submitted anvil/5095791    107
+dir14     submitted anvil/5095791    127
+dir15     submitted anvil/5095791    122
 
-dir4      completed            0.5
-dir5      completed            0.4
-dir6      completed            0.3
+dir16     eligible                   682
+dir17     eligible                   816
+dir18     eligible                   803
+dir19     eligible                   691
 ```
 
 ## Resources

demo/.gitignore

@@ -0,0 +1 @@
+*.out

demo/demo.sh

@@ -16,4 +16,4 @@ row submit --action=step1 -n 1 --yes || exit 1
 
 row show status || exit 1
 
-row show directories step1 -n 3
+row show directories step1 -n 3 --value="/value"

demo/workflow.toml

@@ -12,13 +12,15 @@ group.maximum_size = 10
 name = "step1"
 command = "touch workspace/{directory}/step1.out"
 products = ["step1.out"]
+previous_actions = ["initialize"]
 resources.walltime.per_directory = "1 day, 00:00:00"
-group.maximum_size = 10
+group.maximum_size = 4
 
 [[action]]
 name = "step2"
 command = "touch workspace/{directory}/step2.out"
+previous_actions = ["step1"]
 products = ["step2.out"]
 resources.walltime.per_directory = "08:00:00"
 resources.gpus_per_process = 1
-group.maximum_size = 10
+group.maximum_size = 4