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- import os
- from typing import Iterator, TextIO
- def str2bool(string):
- string = string.lower()
- str2val = {"true": True, "false": False}
- if string in str2val:
- return str2val[string]
- else:
- raise ValueError(
- f"Expected one of {set(str2val.keys())}, got {string}")
- def format_timestamp(seconds: float, always_include_hours: bool = False):
- assert seconds >= 0, "non-negative timestamp expected"
- milliseconds = round(seconds * 1000.0)
- hours = milliseconds // 3_600_000
- milliseconds -= hours * 3_600_000
- minutes = milliseconds // 60_000
- milliseconds -= minutes * 60_000
- seconds = milliseconds // 1_000
- milliseconds -= seconds * 1_000
- hours_marker = f"{hours}:" if always_include_hours or hours > 0 else ""
- return f"{hours_marker}{minutes:02d}:{seconds:02d}.{milliseconds:03d}"
- def write_srt(transcript: Iterator[dict], file: TextIO):
- for i, segment in enumerate(transcript, start=1):
- print(
- f"{i}\n"
- f"{format_timestamp(segment['start'], always_include_hours=True)} --> "
- f"{format_timestamp(segment['end'], always_include_hours=True)}\n"
- f"{segment['text'].strip().replace('-->', '->')}\n",
- file=file,
- flush=True,
- )
- def filename(path):
- return os.path.splitext(os.path.basename(path))[0]
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