[python] Add tags mode for dump_mwm

tools/python/mwm/__main__.py

@@ -48,7 +48,7 @@ def dump_mwm():
         parser.add_argument("--path", type=str, required=True,
                             help="Path to mwm.")
         parser.add_argument("--format", type=str, default="meta",
-                            choices=("meta", "features"),
+                            choices=("meta", "features", "tags"),
                             help="Output format.")
         args = parser.parse_args(sys.argv[2:])
         dump_mwm(args.path, args.format)

tools/python/mwm/dump_mwm.py

@@ -10,25 +10,26 @@ def dump_mwm(path, format):
     mwm.read_types(os.path.join(os.path.dirname(sys.argv[0]),
                                 "..", "..", "..", "data", "types.txt"))
     header = mwm.read_header()
-    fts = list(mwm.iter_features())
 
-    if format == "meta":
+    if format == "meta" or format == "tags":
         print("Tags:")
         tvv = sorted([(k, v[0], v[1]) for k, v in mwm.tags.items()], key=lambda x: x[1])
         for tv in tvv:
             print("  {0:<8}: offs {1:9} len {2:8}".format(tv[0], tv[1], tv[2]))
+
+    if format == "meta":
         v = mwm.read_version()
         print("Format: {0}, version: {1}".format(v["fmt"], v["date"].strftime("%Y-%m-%d %H:%M")))
         print("Header: {0}".format(header))
         print("Region Info: {0}".format(mwm.read_region_info()))
         print("Metadata count: {0}".format(len(mwm.read_metadata())))
-        print("Feature count: {0}".format(len(fts)))
+        print("Feature count: {0}".format(len(list(mwm.iter_features()))))
         cross = mwm.read_crossmwm()
         if cross:
             print("Outgoing points: {0}, incoming: {1}".format(len(cross["out"]), len(cross["in"])))
             print("Outgoing regions: {0}".format(set(cross["neighbours"])))
-
     elif format == "features":
+        fts = list(mwm.iter_features())
         print("Features:")
         for ft in fts:
             print(json.dumps(ft, ensure_ascii=False))