in function_app/src/components/speech.py [0:0]
def formatted_duration(self) -> str:
"""
Returns the transcription duration as a formatted string minute:second
(e.g. '2:15').
"""
if self.duration_secs is None:
return ""
return "{}:{}".format(
int(self.duration_secs // 60), str(int(self.duration_secs % 60)).zfill(2)
)