Added --reverse option to rares command

CHANGES.txt

@@ -7,9 +7,12 @@ Work In Progress:
 . (kfsone) "NOTE" now indicates a line that can be hidden using "-q",
 . (kfsone) Deleted/Deprecated keys in .csv files are now warnings with "-i",
 . (kfsone) command names can now be partial, e.g. "loc" for "local",
-           "ra", "rar" or "rare" for "rares"
+        "ra", "rar" or "rare" for "rares"
 . (kfsone) Show stationLS and pad size in rares display
 . (kfsone) Added "--stations" option to "nav" command to show station details,
+. (kfsone) Added "--reverse" to "rares" command, to make it easier to find
+        far away alternatives:
+        $ trade.py rare --near neto --ly 160 --reverse --limit 10
 
 v6.4.0 Jan 01 2015
 . (kfsone) Added "rare" sub-command,

commands/rares_cmd.py

@@ -20,7 +20,7 @@
             help='Maximum distance to search.',
             metavar='LY',
             type=float,
-            default=42,
+            default=180,
             dest='maxLyPer',
     ),
     ParseArgument('--limit',
@@ -34,6 +34,12 @@
             default=False,
             dest='sortByPrice',
     ),
+    ParseArgument('--reverse', '-r',
+            help='Reverse the list.',
+            action='store_true',
+            default=False,
+            dest='sortByPrice',
+    ),
 ]
 
 ######################################################################
@@ -60,6 +66,10 @@ def run(results, cmdenv, tdb):
         row.dist = math.sqrt(dist)
         results.rows.append(row)
 
+    if not results:
+        print("No matches found.")
+        return None
+
     if cmdenv.sortByPrice:
         results.rows.sort(key=lambda row: row.dist)
         results.rows.sort(key=lambda row: row.rare.costCr, reverse=True)
@@ -68,6 +78,9 @@ def run(results, cmdenv, tdb):
         results.rows.sort(key=lambda row: row.rare.costCr, reverse=True)
         results.rows.sort(key=lambda row: row.dist)
 
+    if cmdenv.reverse:
+        results.rows.reverse()
+
     limit = cmdenv.limit or 0
     if limit > 0:
         results.rows = results.rows[:limit]