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#!/usr/bin/env python3
"""
Script to calculate total minutes of audio data assigned to each annotator.
This script queries the database to find all audio files assigned to each annotator
through AnnotationInterval ranges, loads the actual audio files to calculate their
durations, and reports the total minutes per annotator.
"""
import argparse
import sys
import os
import time
from typing import Dict, List, Tuple
from sqlalchemy import and_
from sqlalchemy.exc import OperationalError
# Add project root to Python path
project_root = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
if project_root not in sys.path:
sys.path.insert(0, project_root)
from utils.database import get_db, get_db_readonly
from utils.cloud_server_audio_loader import CloudServerAudioLoader
from data.models import Annotator, AnnotationInterval, TTSData
from utils.logger import Logger
from utils.sentry_integration import capture_custom_event
import sentry_sdk
from config import conf
log = Logger()
def get_assigned_tts_data_for_annotator(db, annotator_id: int) -> List[TTSData]:
"""
Get all TTSData items assigned to a specific annotator through AnnotationInterval ranges.
Args:
db: Database session
annotator_id: ID of the annotator
Returns:
List of TTSData objects assigned to the annotator
"""
max_retries = 3
retry_delay = 5 # seconds
for attempt in range(max_retries):
try:
# Get all annotation intervals for this annotator
intervals = db.query(AnnotationInterval).filter(
AnnotationInterval.annotator_id == annotator_id
).all()
if not intervals:
return []
# Collect all TTSData IDs within the assigned ranges
assigned_tts_data = []
for interval in intervals:
if interval.start_index is not None and interval.end_index is not None:
tts_data_in_range = db.query(TTSData).filter(
and_(
TTSData.id >= interval.start_index,
TTSData.id <= interval.end_index
)
).all()
assigned_tts_data.extend(tts_data_in_range)
return assigned_tts_data
except OperationalError as e:
if "Lost connection to MySQL server" in str(e) and attempt < max_retries - 1:
log.warning(f"Database connection lost, retrying in {retry_delay} seconds... (attempt {attempt + 1}/{max_retries})")
time.sleep(retry_delay)
# Refresh the database session
db.rollback()
continue
else:
raise
def calculate_audio_duration_seconds(filename: str, loader: CloudServerAudioLoader) -> float:
"""
Calculate the duration of an audio file in seconds.
Args:
filename: Name of the audio file
loader: CloudServerAudioLoader instance
Returns:
Duration in seconds, or 0.0 if file cannot be loaded
"""
try:
sample_rate, samples = loader.load_audio(filename)
# Calculate duration in seconds
if samples.ndim == 1:
# Mono audio
duration_seconds = len(samples) / sample_rate
else:
# Multi-channel audio - use length of first channel
duration_seconds = samples.shape[0] / sample_rate
return duration_seconds
except Exception as e:
log.warning(f"Failed to load audio file '{filename}': {e}")
sentry_sdk.capture_exception(e, extra={
'operation': 'calculate_audio_duration',
'filename': filename
})
return 0.0
def calculate_annotator_audio_minutes(annotator_name: str = None):
"""
Calculate and report the total minutes of audio assigned to each annotator.
Args:
annotator_name: Optional name of specific annotator to calculate for
"""
try:
# Initialize audio loader
loader = CloudServerAudioLoader(conf.FTP_URL)
# First, get the annotators list with a fresh connection
annotator_data = []
with get_db_readonly() as db:
# Get annotators based on filter
if annotator_name:
annotators = db.query(Annotator).filter(
Annotator.is_active == True,
Annotator.name == annotator_name
).all()
if not annotators:
log.error(f"No active annotator found with name: {annotator_name}")
return
else:
annotators = db.query(Annotator).filter(Annotator.is_active == True).all()
# Extract the data we need before the session closes
annotator_data = [(ann.id, ann.name) for ann in annotators]
if not annotator_data:
log.info("No active annotators found.")
return
log.info("--- Annotator Audio Duration Report ---")
log.info("Calculating total minutes of assigned audio per annotator...")
log.info("")
total_annotators = len(annotator_data)
annotator_results = []
for idx, (annotator_id, annotator_name) in enumerate(annotator_data, 1):
log.info(f"Processing annotator {idx}/{total_annotators}: {annotator_name} (ID: {annotator_id})")
# Get assigned TTSData for this annotator with a fresh connection
assigned_tts_data = []
with get_db_readonly() as db:
assigned_tts_data = get_assigned_tts_data_for_annotator(db, annotator_id)
if not assigned_tts_data:
log.info(f" No audio files assigned to {annotator_name}")
annotator_results.append((annotator_name, 0, 0.0))
continue
total_duration_seconds = 0.0
successful_files = 0
failed_files = 0
log.info(f" Calculating duration for {len(assigned_tts_data)} assigned audio files...")
# Calculate duration for each assigned audio file
for tts_data in assigned_tts_data:
duration = calculate_audio_duration_seconds(tts_data.filename, loader)
if duration > 0:
total_duration_seconds += duration
successful_files += 1
else:
failed_files += 1
total_minutes = total_duration_seconds / 60.0
log.info(f" Successfully processed: {successful_files} files")
if failed_files > 0:
log.warning(f" Failed to process: {failed_files} files")
log.info(f" Total duration: {total_duration_seconds:.2f} seconds ({total_minutes:.2f} minutes)")
annotator_results.append((annotator_name, len(assigned_tts_data), total_minutes))
log.info("")
# Print summary report
log.info("=" * 60)
log.info("SUMMARY REPORT")
log.info("=" * 60)
log.info(f"{'Annotator':<20} {'Files':<8} {'Minutes':<12} {'Hours':<8}")
log.info("-" * 60)
total_files = 0
total_minutes = 0.0
for annotator_name, file_count, minutes in annotator_results:
hours = minutes / 60.0
log.info(f"{annotator_name:<20} {file_count:<8} {minutes:<12.2f} {hours:<8.2f}")
total_files += file_count
total_minutes += minutes
log.info("-" * 60)
total_hours = total_minutes / 60.0
log.info(f"{'TOTAL':<20} {total_files:<8} {total_minutes:<12.2f} {total_hours:<8.2f}")
log.info("=" * 60)
# Capture analytics event
capture_custom_event(
'annotator_audio_calculation_completed',
{
'total_annotators': total_annotators,
'total_files_processed': total_files,
'total_minutes': total_minutes,
'total_hours': total_hours
}
)
except Exception as e:
log.error(f"Failed to calculate annotator audio minutes: {e}")
sentry_sdk.capture_exception(e, extra={
'operation': 'calculate_annotator_audio_minutes'
})
raise
def main():
"""Main entry point for the script."""
parser = argparse.ArgumentParser(
description="Calculate total minutes of audio data assigned to each annotator"
)
parser.add_argument(
'--annotator',
type=str,
help="Calculate for a specific annotator by name (optional, calculates for all if not specified)"
)
args = parser.parse_args()
if args.annotator:
log.info(f"Calculating audio minutes for annotator: {args.annotator}")
calculate_annotator_audio_minutes(args.annotator)
else:
log.info("Calculating audio minutes for all annotators")
calculate_annotator_audio_minutes()
if __name__ == "__main__":
main()
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