Work on pick-up and drop executors.

src/delcommand.py

@@ -46,6 +46,7 @@ parser.add_option ("", "--throwtakeoff", action="store_true", dest="throwtakeoff
 parser.add_option ("", "--land", action="store_true", dest="land", help="Land")
 
 parser.add_option ("", "--pickup", action="store_true", dest="pickup", help="Pick Up Payload")
+parser.add_option ("", "--drop", action="store_true", dest="drop", help="Drop Payload")
 
 parser.add_option ("", "--lookat", action="store_true", dest="lookat", help="LookAt")
 parser.add_option ("", "--stop-lookat", action="store_true", dest="stop_lookat", help="Stop LookAt")
@@ -119,12 +120,19 @@ def land(ns, unit):
     return (res, reason, timing)
 
 def pickup(ns, unit):
-    pickup = Node("pick-up", {"execunit": unit, "do-not-ask-for-help": True})
+    pickup = Node("pick-up", {"execunit": unit, "do-not-ask-for-help": True, "type": "gun"})
     tree = Node("seq", {"execunit": unit}, [pickup])
     mo = MissionObject("pickup", ns, options.display, options.verbose)
     (res, reason, timing) = mo.delegation_process(tree, options.exectree)
     return (res, reason, timing)
 
+def drop(ns, unit):
+    drop = Node("drop", {"execunit": unit, "type": "gun"})
+    tree = Node("seq", {"execunit": unit}, [drop])
+    mo = MissionObject("drop", ns, options.display, options.verbose)
+    (res, reason, timing) = mo.delegation_process(tree, options.exectree)
+    return (res, reason, timing)
+
 def climb (ns, unit, z):
     p = wtogp (0, 0, z)
     print(p)
@@ -615,6 +623,9 @@ if __name__ == "__main__":
     if options.pickup:
         res = pickup(ns, unit)
 
+    if options.drop:
+        res = drop(ns, unit)
+
     if options.climb:
         res = climb (ns, unit, options.z)