Modified some comments

dananau · dananau · commit 3ddc01b726a1 · 2021-07-07T19:16:57.000-04:00
Added a citation to Yash's recent paper, and updated a modification date.
diff --git a/Examples/simple_tasks_with_error.py b/Examples/simple_tasks_with_error.py
@@ -1,8 +1,15 @@
 """
-An expanded version of the "travel from home to the park" example in
-my lectures, modified to show how an unexpected problem at acting time can
+An expanded version of the "travel from home to the park" example in my
+lectures, modified to show how an unexpected problem at acting time can
 cause an execution error if the methods are too brittle.
--- Dana Nau <nau@umd.edu>, July 6, 2021
+
+The following paper describes one of the possible ways to overcome this
+problem: 
+
+    Bansod, Nau, Patra and Roberts. Integrating Planning and Acting by Using
+    a Re-Entrant HTN Planner. ICAPS HPlan Workshop, 2021.
+
+-- Dana Nau <nau@umd.edu>, July 7, 2021
 """
 
 # kludge to make gtpyhop available regardless of whether the current directory
diff --git a/gtpyhop.py b/gtpyhop.py
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: BSD-3-Clause-Clear
 
 # GTPyhop, version 1.1
-# Author: Dana Nau <nau@umd.edu>, July 6, 2021
+# Author: Dana Nau <nau@umd.edu>, July 7, 2021
 
 """
 GTPyhop is an automated planning system that can plan for both tasks and

-Original file line number
+Diff line change
 # SPDX-License-Identifier: BSD-3-Clause-Clear
 # GTPyhop, version 1.1
 -# Author: Dana Nau <[email protected]>, July 6, 2021
 +# Author: Dana Nau <[email protected]>, July 7, 2021
 """
 GTPyhop is an automated planning system that can plan for both tasks and