change seconds format

Signed-off-by: monica-sekoyan <msekoyan@nvidia.com>

app.py

@@ -11,6 +11,7 @@ import os
 import gradio.themes as gr_themes
 import csv
 from supported_languages import SUPPORTED_LANGS_MAP
+from datetime import timedelta, datetime
 
 device = "cuda" if torch.cuda.is_available() else "cpu"
 MODEL_NAME="nvidia/canary-1b-v2"
@@ -41,6 +42,9 @@ def end_session(request: gr.Request):
 
     print(f"Session with hash {session_hash} ended.")
 
+def sec_to_hrs(seconds):
+    seconds = round(seconds)
+    return str(timedelta(seconds=seconds))
 
 def update_src_lang_dropdown(selected_value):
     if selected_value == DEFAULT_SRC_LANG:
@@ -174,7 +178,7 @@ def get_transcripts_and_raw_times(audio_path, session_dir, source_lang, target_l
 
             segment_timestamps = output[0].timestamp['segment']
             csv_headers = ["Start (s)", "End (s)", "Segment"]
-            vis_data = [[f"{ts['start']:.2f}", f"{ts['end']:.2f}", ts['segment']] for ts in segment_timestamps]
+            vis_data = [[f"{sec_to_hrs(ts['start'])}", f"{sec_to_hrs(ts['end'])}", ts['segment']] for ts in segment_timestamps]
             raw_times_data = [[ts['start'], ts['end']] for ts in segment_timestamps]
 
             # Default button update (hidden) in case CSV writing fails