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50 lines
1.4 KiB
Python
50 lines
1.4 KiB
Python
from __future__ import annotations
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import random
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import secrets
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import string
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from ..typing import Messages
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def format_prompt(messages: Messages, add_special_tokens=False) -> str:
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"""
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Format a series of messages into a single string, optionally adding special tokens.
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Args:
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messages (Messages): A list of message dictionaries, each containing 'role' and 'content'.
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add_special_tokens (bool): Whether to add special formatting tokens.
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Returns:
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str: A formatted string containing all messages.
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"""
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if not add_special_tokens and len(messages) <= 1:
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return messages[0]["content"]
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formatted = "\n".join([
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f'{message["role"].capitalize()}: {message["content"]}'
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for message in messages
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])
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return f"{formatted}\nAssistant:"
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def get_random_string(length: int = 10) -> str:
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"""
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Generate a random string of specified length, containing lowercase letters and digits.
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Args:
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length (int, optional): Length of the random string to generate. Defaults to 10.
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Returns:
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str: A random string of the specified length.
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"""
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return ''.join(
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random.choice(string.ascii_lowercase + string.digits)
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for _ in range(length)
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)
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def get_random_hex() -> str:
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"""
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Generate a random hexadecimal string of a fixed length.
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Returns:
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str: A random hexadecimal string of 32 characters (16 bytes).
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"""
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return secrets.token_hex(16).zfill(32) |