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export function createLlamaPrompt(messages: Array<{ role: string, content: string }>) { |
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const B_INST = "[INST]", E_INST = "[/INST]"; |
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const B_SYS = "<<SYS>>\n", E_SYS = "\n<</SYS>>\n\n"; |
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const BOS = "<s>", EOS = "</s>"; |
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const DEFAULT_SYSTEM_PROMPT = "You are a helpful, respectful and honest assistant. Always answer as helpfully as possible, while being safe. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense, or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information."; |
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if (messages[0].role != "system"){ |
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messages = [ |
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{role: "system", content: DEFAULT_SYSTEM_PROMPT} |
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].concat(messages); |
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} |
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messages = [{role: messages[1].role, content: B_SYS + messages[0].content + E_SYS + messages[1].content}].concat(messages.slice(2)); |
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let messages_list = messages.map((value, index, array) => { |
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if (index % 2 == 0 && index + 1 < array.length){ |
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return `${BOS}${B_INST} ${array[index].content.trim()} ${E_INST} ${array[index+1].content.trim()} ${EOS}` |
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} |
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return ''; |
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}) |
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messages_list.push(`${BOS}${B_INST} ${messages[messages.length-1].content.trim()} ${E_INST}`) |
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return messages_list.join(''); |
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} |
