Use input builtin to ask for the map name.

dcc/text.py

@@ -71,7 +71,7 @@ class Text(dcc.doom_base.WadMap):
             if map_names is not None:
                 text = map_names.get(f"map{parsed_args.map}")
         if text is None:
-            text = sys.stdin.read().rstrip()
+            text = input("Map Name? ")
         if not parsed_args.nomap:
             text = "MAP{}: {}".format(parsed_args.map, text)
         text = "{}\n{}".format(text, parsed_args.demotype)