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Fix optional chaining for batch size calculation in PreTrainedModel #1063

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merged 1 commit into from
Dec 2, 2024
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Fix optional chaining for batch size calculation in PreTrainedModel #1063

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2 changes: 1 addition & 1 deletion src/models.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1757,7 +1757,7 @@ export class PreTrainedModel extends Callable {
const dtype = session?.config?.kv_cache_dtype ?? 'float32';
const empty = (dtype === 'float16') ? new Uint16Array() : [];

const batch_size = (decoderFeeds[this.main_input_name] ?? decoderFeeds.attention_mask).dims?.[0] ?? 1;
const batch_size = (decoderFeeds[this.main_input_name] ?? decoderFeeds.attention_mask)?.dims?.[0] ?? 1;
const shapes = getKeyValueShapes(this.config, { batch_size });

for (const name in shapes) {
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