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Do not encode supplied initial_prompt if it is not a string #1299

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Do not encode supplied initial_prompt if it is not a string #1299

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3c425b6
Do not encode supplied `initial_prompt` if it is not a string
jzyeezy May 15, 2025
cbb9d5a
Revert "Do not encode supplied `initial_prompt` if it is not a string"
jzyeezy May 19, 2025
193b1c9
Update `BatchedInferencePipeline.transcribe` to only accept string va…
jzyeezy May 19, 2025
3847a51
Update transcribe.py
MahmoudAshraf97 May 19, 2025
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13 changes: 8 additions & 5 deletions faster_whisper/transcribe.py
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Original file line number Diff line number Diff line change
Expand Up @@ -180,13 +180,16 @@ def generate_segment_batched(
):
batch_size = features.shape[0]

initial_prompt_tokens = []
if options.initial_prompt is not None:
if isinstance(options.initial_prompt, str):
initial_prompt_tokens = tokenizer.encode(options.initial_prompt)
else:
initial_prompt_tokens = options.initial_prompt

prompt = self.model.get_prompt(
tokenizer,
previous_tokens=(
tokenizer.encode(options.initial_prompt)
if options.initial_prompt is not None
else []
),
previous_tokens=initial_prompt_tokens,
without_timestamps=options.without_timestamps,
hotwords=options.hotwords,
)
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