MLIA-769 Add "pretty names" for targets / backends

- Provide "pretty names" to print information for targets and backends.
- Use 'target_config' instead of 'target' if a target profile is
  used.
- Fix minor issue in output regarding the output directory.

Change-Id: Ib38231f30b4d609a0d1e8f9c52b2fb547c69cb6a

1 files changed, 11 insertions, 3 deletions

diff --git a/src/mlia/utils/registry.py b/src/mlia/utils/registry.py
index 9b25a81..a886376 100644
--- a/src/mlia/utils/registry.py
+++ b/src/mlia/utils/registry.py
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright 2022, Arm Limited and/or its affiliates.
+# SPDX-FileCopyrightText: Copyright 2022-2023, Arm Limited and/or its affiliates.
 # SPDX-License-Identifier: Apache-2.0
 """Generic registry class."""
 from __future__ import annotations
@@ -15,17 +15,25 @@ class Registry(Generic[T]):
     def __init__(self) -> None:
         """Create an empty registry."""
         self.items: dict[str, T] = {}
+        self.pretty_names: dict[str, str] = {}
 
     def __str__(self) -> str:
         """List all registered items."""
         return "\n".join(
-            f"- {name}: {item}"
+            f"- {self.pretty_names[name] if name in self.pretty_names else name}: "
+            f"{item}"
             for name, item in sorted(self.items.items(), key=lambda v: v[0])
         )
 
-    def register(self, name: str, item: T) -> bool:
+    def register(self, name: str, item: T, pretty_name: str | None = None) -> bool:
         """Register an item: returns `False` if already registered."""
         if name in self.items:
             return False  # already registered
         self.items[name] = item
+        if pretty_name:
+            self.pretty_names[name] = pretty_name
         return True
+
+    def pretty_name(self, name: str) -> str:
+        """Get the pretty name (if available) or return the name as is otherwise."""
+        return self.pretty_names[name] if name in self.pretty_names else name