From e7b4c6105c54c68e6fd660d4c03c373cc2f16bde Mon Sep 17 00:00:00 2001
From: Viraj Karandikar <16838694+virajkarandikar@users.noreply.github.com>
Date: Fri, 24 Mar 2023 00:46:56 +0530
Subject: [PATCH] draft: update clients for separate utterances (#38)

---
 riva/client/asr.py                     | 5 ++++-
 scripts/asr/transcribe_file.py         | 2 +-
 scripts/asr/transcribe_file_offline.py | 4 ++--
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/riva/client/asr.py b/riva/client/asr.py
index 184000f..091108c 100644
--- a/riva/client/asr.py
+++ b/riva/client/asr.py
@@ -253,7 +253,10 @@ def print_streaming(
 def print_offline(response: rasr.RecognizeResponse) -> None:
     print(response)
     if len(response.results) > 0 and len(response.results[0].alternatives) > 0:
-        print("Final transcript:", response.results[0].alternatives[0].transcript)
+        final_transcript = ""
+        for res in response.results:
+            final_transcript += res.alternatives[0].transcript
+        print("Final transcript:", final_transcript)
 
 
 def streaming_request_generator(
diff --git a/scripts/asr/transcribe_file.py b/scripts/asr/transcribe_file.py
index a181c46..0defcd1 100644
--- a/scripts/asr/transcribe_file.py
+++ b/scripts/asr/transcribe_file.py
@@ -49,7 +49,7 @@ def parse_args() -> argparse.Namespace:
         "--print-confidence", action="store_true", help="Whether to print stability and confidence of transcript."
     )
     parser = add_connection_argparse_parameters(parser)
-    parser = add_asr_config_argparse_parameters(parser, profanity_filter=True)
+    parser = add_asr_config_argparse_parameters(parser, max_alternatives=True, profanity_filter=True, word_time_offsets=True)
     args = parser.parse_args()
     if not args.list_devices and args.input_file is None:
         parser.error(
diff --git a/scripts/asr/transcribe_file_offline.py b/scripts/asr/transcribe_file_offline.py
index 2e56c74..ddf3249 100644
--- a/scripts/asr/transcribe_file_offline.py
+++ b/scripts/asr/transcribe_file_offline.py
@@ -18,7 +18,7 @@ def parse_args() -> argparse.Namespace:
     )
     parser.add_argument("--input-file", required=True, type=Path, help="A path to a local file to transcribe.")
     parser = add_connection_argparse_parameters(parser)
-    parser = add_asr_config_argparse_parameters(parser, profanity_filter=True, word_time_offsets=True)
+    parser = add_asr_config_argparse_parameters(parser, max_alternatives=True, profanity_filter=True, word_time_offsets=True)
     args = parser.parse_args()
     args.input_file = args.input_file.expanduser()
     return args
@@ -31,7 +31,7 @@ def main() -> None:
     config = riva.client.RecognitionConfig(
         encoding=riva.client.AudioEncoding.LINEAR_PCM,
         language_code=args.language_code,
-        max_alternatives=1,
+        max_alternatives=args.max_alternatives,
         profanity_filter=args.profanity_filter,
         enable_automatic_punctuation=args.automatic_punctuation,
         verbatim_transcripts=not args.no_verbatim_transcripts,