vela: Update tool description text

 - Updated and aligned the --help and setup.py descriptions

Signed-off-by: Tim Hall <tim.hall@arm.com>
Change-Id: I78c11b1b3dd51284b34d57a6caca45cd222b4678
diff --git a/ethosu/vela/vela.py b/ethosu/vela/vela.py
index 05bd9ec..6fc5c47 100644
--- a/ethosu/vela/vela.py
+++ b/ethosu/vela/vela.py
@@ -187,7 +187,7 @@
     if args is None:
         args = sys.argv[1:]
 
-    parser = argparse.ArgumentParser(prog="vela", description="Neural network model compiler for Ethos-U")
+    parser = argparse.ArgumentParser(prog="vela", description="Neural network model compiler for Arm Ethos-U NPUs")
     parser.add_argument("--version", action="version", version=__version__)
     parser.add_argument(
         "--api-version", action="version", version=api_version, help="Displays the version of the external API."
@@ -200,7 +200,12 @@
 
     # set network nargs to be optional to allow the support-ops-report CLI option to be used standalone
     parser.add_argument(
-        "network", metavar="NETWORK", type=str, default=None, nargs="?", help="Filename of network to process"
+        "network",
+        metavar="NETWORK",
+        type=str,
+        default=None,
+        nargs="?",
+        help="Filename of the input TensorFlow Lite for Microcontrollers network",
     )
     parser.add_argument(
         "--output-dir", type=str, default="output", help="Output directory to write files to (default: %(default)s)"
diff --git a/setup.py b/setup.py
index 1ab8dd5..d3a1013 100644
--- a/setup.py
+++ b/setup.py
@@ -34,7 +34,7 @@
 setup(
     name="ethos-u-vela",
     use_scm_version=True,
-    description="Optimise TensorFlow Lite models for Ethos-U NPU.",
+    description="Neural network model compiler for Arm Ethos-U NPUs",
     long_description=long_description,
     long_description_content_type="text/markdown",
     url="https://git.mlplatform.org/ml/ethos-u/ethos-u-vela.git/",