mirror of
https://github.com/oobabooga/text-generation-webui.git
synced 2024-10-31 06:30:15 +01:00
862 lines
28 KiB
Python
862 lines
28 KiB
Python
import base64
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import copy
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import functools
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import html
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import json
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import re
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from datetime import datetime
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from functools import partial
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from pathlib import Path
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import gradio as gr
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import yaml
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from jinja2.sandbox import ImmutableSandboxedEnvironment
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from PIL import Image
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import modules.shared as shared
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from modules.extensions import apply_extensions
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from modules.html_generator import chat_html_wrapper, make_thumbnail
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from modules.logging_colors import logger
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from modules.text_generation import (
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generate_reply,
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get_encoded_length,
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get_max_prompt_length
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)
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from modules.utils import delete_file, get_available_characters, save_file
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# Copied from the Transformers library
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jinja_env = ImmutableSandboxedEnvironment(trim_blocks=True, lstrip_blocks=True)
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def str_presenter(dumper, data):
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"""
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Copied from https://github.com/yaml/pyyaml/issues/240
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Makes pyyaml output prettier multiline strings.
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"""
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if data.count('\n') > 0:
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return dumper.represent_scalar('tag:yaml.org,2002:str', data, style='|')
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return dumper.represent_scalar('tag:yaml.org,2002:str', data)
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yaml.add_representer(str, str_presenter)
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yaml.representer.SafeRepresenter.add_representer(str, str_presenter)
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def get_generation_prompt(renderer, impersonate=False, strip_trailing_spaces=True):
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'''
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Given a Jinja template, reverse-engineers the prefix and the suffix for
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an assistant message (if impersonate=False) or an user message
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(if impersonate=True)
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'''
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if impersonate:
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messages = [
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{"role": "user", "content": "<<|user-message-1|>>"},
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{"role": "user", "content": "<<|user-message-2|>>"},
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]
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else:
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messages = [
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{"role": "assistant", "content": "<<|user-message-1|>>"},
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{"role": "assistant", "content": "<<|user-message-2|>>"},
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]
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prompt = renderer(messages=messages)
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suffix_plus_prefix = prompt.split("<<|user-message-1|>>")[1].split("<<|user-message-2|>>")[0]
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suffix = prompt.split("<<|user-message-2|>>")[1]
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prefix = suffix_plus_prefix[len(suffix):]
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if strip_trailing_spaces:
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prefix = prefix.rstrip(' ')
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return prefix, suffix
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def generate_chat_prompt(user_input, state, **kwargs):
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impersonate = kwargs.get('impersonate', False)
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_continue = kwargs.get('_continue', False)
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also_return_rows = kwargs.get('also_return_rows', False)
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history = kwargs.get('history', state['history'])['internal']
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# Templates
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chat_template = jinja_env.from_string(state['chat_template_str'])
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instruction_template = jinja_env.from_string(state['instruction_template_str'])
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chat_renderer = partial(chat_template.render, add_generation_prompt=False, name1=state['name1'], name2=state['name2'])
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instruct_renderer = partial(instruction_template.render, add_generation_prompt=False)
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messages = []
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if state['mode'] == 'instruct':
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renderer = instruct_renderer
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if state['custom_system_message'].strip() != '':
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messages.append({"role": "system", "content": state['custom_system_message']})
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else:
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renderer = chat_renderer
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if state['context'].strip() != '':
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messages.append({"role": "system", "content": state['context']})
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insert_pos = len(messages)
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for user_msg, assistant_msg in reversed(history):
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user_msg = user_msg.strip()
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assistant_msg = assistant_msg.strip()
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if assistant_msg:
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messages.insert(insert_pos, {"role": "assistant", "content": assistant_msg})
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if user_msg not in ['', '<|BEGIN-VISIBLE-CHAT|>']:
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messages.insert(insert_pos, {"role": "user", "content": user_msg})
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user_input = user_input.strip()
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if user_input and not impersonate and not _continue:
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messages.append({"role": "user", "content": user_input})
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def remove_extra_bos(prompt):
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for bos_token in ['<s>', '<|startoftext|>']:
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while prompt.startswith(bos_token):
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prompt = prompt[len(bos_token):]
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return prompt
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def make_prompt(messages):
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if state['mode'] == 'chat-instruct' and _continue:
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prompt = renderer(messages=messages[:-1])
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else:
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prompt = renderer(messages=messages)
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if state['mode'] == 'chat-instruct':
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outer_messages = []
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if state['custom_system_message'].strip() != '':
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outer_messages.append({"role": "system", "content": state['custom_system_message']})
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prompt = remove_extra_bos(prompt)
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command = state['chat-instruct_command']
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command = command.replace('<|character|>', state['name2'] if not impersonate else state['name1'])
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command = command.replace('<|prompt|>', prompt)
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if _continue:
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prefix = get_generation_prompt(renderer, impersonate=impersonate, strip_trailing_spaces=False)[0]
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prefix += messages[-1]["content"]
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else:
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prefix = get_generation_prompt(renderer, impersonate=impersonate)[0]
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if not impersonate:
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prefix = apply_extensions('bot_prefix', prefix, state)
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outer_messages.append({"role": "user", "content": command})
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outer_messages.append({"role": "assistant", "content": prefix})
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prompt = instruction_template.render(messages=outer_messages)
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suffix = get_generation_prompt(instruct_renderer, impersonate=False)[1]
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prompt = prompt[:-len(suffix)]
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else:
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if _continue:
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suffix = get_generation_prompt(renderer, impersonate=impersonate)[1]
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prompt = prompt[:-len(suffix)]
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else:
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prefix = get_generation_prompt(renderer, impersonate=impersonate)[0]
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if state['mode'] == 'chat' and not impersonate:
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prefix = apply_extensions('bot_prefix', prefix, state)
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prompt += prefix
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prompt = remove_extra_bos(prompt)
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return prompt
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prompt = make_prompt(messages)
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# Handle truncation
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max_length = get_max_prompt_length(state)
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while len(messages) > 0 and get_encoded_length(prompt) > max_length:
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# Try to save the system message
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if len(messages) > 1 and messages[0]['role'] == 'system':
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messages.pop(1)
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else:
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messages.pop(0)
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prompt = make_prompt(messages)
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if also_return_rows:
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return prompt, [message['content'] for message in messages]
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else:
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return prompt
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def get_stopping_strings(state):
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stopping_strings = []
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renderers = []
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if state['mode'] in ['instruct', 'chat-instruct']:
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template = jinja_env.from_string(state['instruction_template_str'])
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renderer = partial(template.render, add_generation_prompt=False)
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renderers.append(renderer)
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if state['mode'] in ['chat', 'chat-instruct']:
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template = jinja_env.from_string(state['chat_template_str'])
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renderer = partial(template.render, add_generation_prompt=False, name1=state['name1'], name2=state['name2'])
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renderers.append(renderer)
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for renderer in renderers:
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prefix_bot, suffix_bot = get_generation_prompt(renderer, impersonate=False)
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prefix_user, suffix_user = get_generation_prompt(renderer, impersonate=True)
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stopping_strings += [
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suffix_user + prefix_bot,
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suffix_user + prefix_user,
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suffix_bot + prefix_bot,
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suffix_bot + prefix_user,
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]
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if 'stopping_strings' in state and isinstance(state['stopping_strings'], list):
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stopping_strings += state.pop('stopping_strings')
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return list(set(stopping_strings))
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def chatbot_wrapper(text, state, regenerate=False, _continue=False, loading_message=True, for_ui=False):
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history = state['history']
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output = copy.deepcopy(history)
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output = apply_extensions('history', output)
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state = apply_extensions('state', state)
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visible_text = None
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stopping_strings = get_stopping_strings(state)
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is_stream = state['stream']
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# Prepare the input
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if not (regenerate or _continue):
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visible_text = html.escape(text)
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# Apply extensions
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text, visible_text = apply_extensions('chat_input', text, visible_text, state)
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text = apply_extensions('input', text, state, is_chat=True)
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output['internal'].append([text, ''])
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output['visible'].append([visible_text, ''])
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# *Is typing...*
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if loading_message:
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yield {
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'visible': output['visible'][:-1] + [[output['visible'][-1][0], shared.processing_message]],
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'internal': output['internal']
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}
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else:
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text, visible_text = output['internal'][-1][0], output['visible'][-1][0]
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if regenerate:
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if loading_message:
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yield {
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'visible': output['visible'][:-1] + [[visible_text, shared.processing_message]],
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'internal': output['internal'][:-1] + [[text, '']]
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}
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elif _continue:
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last_reply = [output['internal'][-1][1], output['visible'][-1][1]]
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if loading_message:
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yield {
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'visible': output['visible'][:-1] + [[visible_text, last_reply[1] + '...']],
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'internal': output['internal']
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}
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if shared.model_name == 'None' or shared.model is None:
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raise ValueError("No model is loaded! Select one in the Model tab.")
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# Generate the prompt
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kwargs = {
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'_continue': _continue,
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'history': output if _continue else {k: v[:-1] for k, v in output.items()}
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}
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prompt = apply_extensions('custom_generate_chat_prompt', text, state, **kwargs)
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if prompt is None:
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prompt = generate_chat_prompt(text, state, **kwargs)
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# Generate
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reply = None
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for j, reply in enumerate(generate_reply(prompt, state, stopping_strings=stopping_strings, is_chat=True, for_ui=for_ui)):
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# Extract the reply
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visible_reply = reply
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if state['mode'] in ['chat', 'chat-instruct']:
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visible_reply = re.sub("(<USER>|<user>|{{user}})", state['name1'], reply)
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visible_reply = html.escape(visible_reply)
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if shared.stop_everything:
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output['visible'][-1][1] = apply_extensions('output', output['visible'][-1][1], state, is_chat=True)
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yield output
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return
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if _continue:
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output['internal'][-1] = [text, last_reply[0] + reply]
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output['visible'][-1] = [visible_text, last_reply[1] + visible_reply]
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if is_stream:
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yield output
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elif not (j == 0 and visible_reply.strip() == ''):
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output['internal'][-1] = [text, reply.lstrip(' ')]
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output['visible'][-1] = [visible_text, visible_reply.lstrip(' ')]
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if is_stream:
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yield output
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output['visible'][-1][1] = apply_extensions('output', output['visible'][-1][1], state, is_chat=True)
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yield output
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def impersonate_wrapper(text, state):
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static_output = chat_html_wrapper(state['history'], state['name1'], state['name2'], state['mode'], state['chat_style'], state['character_menu'])
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if shared.model_name == 'None' or shared.model is None:
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logger.error("No model is loaded! Select one in the Model tab.")
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yield '', static_output
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return
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prompt = generate_chat_prompt('', state, impersonate=True)
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stopping_strings = get_stopping_strings(state)
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yield text + '...', static_output
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reply = None
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for reply in generate_reply(prompt + text, state, stopping_strings=stopping_strings, is_chat=True):
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yield (text + reply).lstrip(' '), static_output
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if shared.stop_everything:
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return
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def generate_chat_reply(text, state, regenerate=False, _continue=False, loading_message=True, for_ui=False):
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history = state['history']
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if regenerate or _continue:
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text = ''
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if (len(history['visible']) == 1 and not history['visible'][0][0]) or len(history['internal']) == 0:
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yield history
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return
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for history in chatbot_wrapper(text, state, regenerate=regenerate, _continue=_continue, loading_message=loading_message, for_ui=for_ui):
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yield history
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def character_is_loaded(state, raise_exception=False):
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if state['mode'] in ['chat', 'chat-instruct'] and state['name2'] == '':
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logger.error('It looks like no character is loaded. Please load one under Parameters > Character.')
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if raise_exception:
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raise ValueError
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return False
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else:
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return True
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def generate_chat_reply_wrapper(text, state, regenerate=False, _continue=False):
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'''
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Same as above but returns HTML for the UI
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'''
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if not character_is_loaded(state):
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return
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if state['start_with'] != '' and not _continue:
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if regenerate:
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text, state['history'] = remove_last_message(state['history'])
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regenerate = False
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_continue = True
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send_dummy_message(text, state)
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send_dummy_reply(state['start_with'], state)
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for i, history in enumerate(generate_chat_reply(text, state, regenerate, _continue, loading_message=True, for_ui=True)):
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yield chat_html_wrapper(history, state['name1'], state['name2'], state['mode'], state['chat_style'], state['character_menu']), history
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def remove_last_message(history):
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if len(history['visible']) > 0 and history['internal'][-1][0] != '<|BEGIN-VISIBLE-CHAT|>':
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last = history['visible'].pop()
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history['internal'].pop()
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else:
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last = ['', '']
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return html.unescape(last[0]), history
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def send_last_reply_to_input(history):
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if len(history['visible']) > 0:
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return html.unescape(history['visible'][-1][1])
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else:
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return ''
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def replace_last_reply(text, state):
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history = state['history']
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if len(text.strip()) == 0:
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return history
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elif len(history['visible']) > 0:
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history['visible'][-1][1] = html.escape(text)
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history['internal'][-1][1] = apply_extensions('input', text, state, is_chat=True)
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return history
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def send_dummy_message(text, state):
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history = state['history']
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history['visible'].append([html.escape(text), ''])
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history['internal'].append([apply_extensions('input', text, state, is_chat=True), ''])
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return history
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def send_dummy_reply(text, state):
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history = state['history']
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if len(history['visible']) > 0 and not history['visible'][-1][1] == '':
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history['visible'].append(['', ''])
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history['internal'].append(['', ''])
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history['visible'][-1][1] = html.escape(text)
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history['internal'][-1][1] = apply_extensions('input', text, state, is_chat=True)
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return history
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def redraw_html(history, name1, name2, mode, style, character, reset_cache=False):
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return chat_html_wrapper(history, name1, name2, mode, style, character, reset_cache=reset_cache)
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def start_new_chat(state):
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mode = state['mode']
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history = {'internal': [], 'visible': []}
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if mode != 'instruct':
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greeting = replace_character_names(state['greeting'], state['name1'], state['name2'])
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if greeting != '':
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history['internal'] += [['<|BEGIN-VISIBLE-CHAT|>', greeting]]
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history['visible'] += [['', apply_extensions('output', greeting, state, is_chat=True)]]
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unique_id = datetime.now().strftime('%Y%m%d-%H-%M-%S')
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save_history(history, unique_id, state['character_menu'], state['mode'])
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return history
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def get_history_file_path(unique_id, character, mode):
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if mode == 'instruct':
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p = Path(f'logs/instruct/{unique_id}.json')
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else:
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p = Path(f'logs/chat/{character}/{unique_id}.json')
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return p
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def save_history(history, unique_id, character, mode):
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if shared.args.multi_user:
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return
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p = get_history_file_path(unique_id, character, mode)
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if not p.parent.is_dir():
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p.parent.mkdir(parents=True)
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with open(p, 'w', encoding='utf-8') as f:
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f.write(json.dumps(history, indent=4))
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def rename_history(old_id, new_id, character, mode):
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if shared.args.multi_user:
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return
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old_p = get_history_file_path(old_id, character, mode)
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new_p = get_history_file_path(new_id, character, mode)
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if new_p.parent != old_p.parent:
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logger.error(f"The following path is not allowed: {new_p}.")
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elif new_p == old_p:
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logger.info("The provided path is identical to the old one.")
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else:
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logger.info(f"Renaming {old_p} to {new_p}")
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old_p.rename(new_p)
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def find_all_histories(state):
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if shared.args.multi_user:
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return ['']
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if state['mode'] == 'instruct':
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paths = Path('logs/instruct').glob('*.json')
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else:
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character = state['character_menu']
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# Handle obsolete filenames and paths
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old_p = Path(f'logs/{character}_persistent.json')
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new_p = Path(f'logs/persistent_{character}.json')
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if old_p.exists():
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logger.warning(f"Renaming {old_p} to {new_p}")
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old_p.rename(new_p)
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if new_p.exists():
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unique_id = datetime.now().strftime('%Y%m%d-%H-%M-%S')
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p = get_history_file_path(unique_id, character, state['mode'])
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logger.warning(f"Moving {new_p} to {p}")
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p.parent.mkdir(exist_ok=True)
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new_p.rename(p)
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paths = Path(f'logs/chat/{character}').glob('*.json')
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histories = sorted(paths, key=lambda x: x.stat().st_mtime, reverse=True)
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histories = [path.stem for path in histories]
|
|
|
|
return histories
|
|
|
|
|
|
def load_latest_history(state):
|
|
'''
|
|
Loads the latest history for the given character in chat or chat-instruct
|
|
mode, or the latest instruct history for instruct mode.
|
|
'''
|
|
|
|
if shared.args.multi_user:
|
|
return start_new_chat(state)
|
|
|
|
histories = find_all_histories(state)
|
|
|
|
if len(histories) > 0:
|
|
unique_id = Path(histories[0]).stem
|
|
history = load_history(unique_id, state['character_menu'], state['mode'])
|
|
else:
|
|
history = start_new_chat(state)
|
|
|
|
return history
|
|
|
|
|
|
def load_history(unique_id, character, mode):
|
|
p = get_history_file_path(unique_id, character, mode)
|
|
|
|
f = json.loads(open(p, 'rb').read())
|
|
if 'internal' in f and 'visible' in f:
|
|
history = f
|
|
else:
|
|
history = {
|
|
'internal': f['data'],
|
|
'visible': f['data_visible']
|
|
}
|
|
|
|
return history
|
|
|
|
|
|
def load_history_json(file, history):
|
|
try:
|
|
file = file.decode('utf-8')
|
|
f = json.loads(file)
|
|
if 'internal' in f and 'visible' in f:
|
|
history = f
|
|
else:
|
|
history = {
|
|
'internal': f['data'],
|
|
'visible': f['data_visible']
|
|
}
|
|
|
|
return history
|
|
except:
|
|
return history
|
|
|
|
|
|
def delete_history(unique_id, character, mode):
|
|
p = get_history_file_path(unique_id, character, mode)
|
|
delete_file(p)
|
|
|
|
|
|
def replace_character_names(text, name1, name2):
|
|
text = text.replace('{{user}}', name1).replace('{{char}}', name2)
|
|
return text.replace('<USER>', name1).replace('<BOT>', name2)
|
|
|
|
|
|
def generate_pfp_cache(character):
|
|
cache_folder = Path("cache")
|
|
if not cache_folder.exists():
|
|
cache_folder.mkdir()
|
|
|
|
for path in [Path(f"characters/{character}.{extension}") for extension in ['png', 'jpg', 'jpeg']]:
|
|
if path.exists():
|
|
original_img = Image.open(path)
|
|
original_img.save(Path('cache/pfp_character.png'), format='PNG')
|
|
|
|
thumb = make_thumbnail(original_img)
|
|
thumb.save(Path('cache/pfp_character_thumb.png'), format='PNG')
|
|
|
|
return thumb
|
|
|
|
return None
|
|
|
|
|
|
def load_character(character, name1, name2):
|
|
context = greeting = ""
|
|
greeting_field = 'greeting'
|
|
picture = None
|
|
|
|
filepath = None
|
|
for extension in ["yml", "yaml", "json"]:
|
|
filepath = Path(f'characters/{character}.{extension}')
|
|
if filepath.exists():
|
|
break
|
|
|
|
if filepath is None or not filepath.exists():
|
|
logger.error(f"Could not find the character \"{character}\" inside characters/. No character has been loaded.")
|
|
raise ValueError
|
|
|
|
file_contents = open(filepath, 'r', encoding='utf-8').read()
|
|
data = json.loads(file_contents) if extension == "json" else yaml.safe_load(file_contents)
|
|
|
|
for path in [Path("cache/pfp_character.png"), Path("cache/pfp_character_thumb.png")]:
|
|
if path.exists():
|
|
path.unlink()
|
|
|
|
picture = generate_pfp_cache(character)
|
|
|
|
# Finding the bot's name
|
|
for k in ['name', 'bot', '<|bot|>', 'char_name']:
|
|
if k in data and data[k] != '':
|
|
name2 = data[k]
|
|
break
|
|
|
|
# Find the user name (if any)
|
|
for k in ['your_name', 'user', '<|user|>']:
|
|
if k in data and data[k] != '':
|
|
name1 = data[k]
|
|
break
|
|
|
|
if 'context' in data:
|
|
context = data['context'].strip()
|
|
elif "char_persona" in data:
|
|
context = build_pygmalion_style_context(data)
|
|
greeting_field = 'char_greeting'
|
|
|
|
greeting = data.get(greeting_field, greeting)
|
|
return name1, name2, picture, greeting, context
|
|
|
|
|
|
def load_instruction_template(template):
|
|
for filepath in [Path(f'instruction-templates/{template}.yaml'), Path('instruction-templates/Alpaca.yaml')]:
|
|
if filepath.exists():
|
|
break
|
|
else:
|
|
return ''
|
|
|
|
file_contents = open(filepath, 'r', encoding='utf-8').read()
|
|
data = yaml.safe_load(file_contents)
|
|
if 'instruction_template' in data:
|
|
return data['instruction_template']
|
|
else:
|
|
return jinja_template_from_old_format(data)
|
|
|
|
|
|
@functools.cache
|
|
def load_character_memoized(character, name1, name2):
|
|
return load_character(character, name1, name2)
|
|
|
|
|
|
@functools.cache
|
|
def load_instruction_template_memoized(template):
|
|
return load_instruction_template(template)
|
|
|
|
|
|
def upload_character(file, img, tavern=False):
|
|
decoded_file = file if isinstance(file, str) else file.decode('utf-8')
|
|
try:
|
|
data = json.loads(decoded_file)
|
|
except:
|
|
data = yaml.safe_load(decoded_file)
|
|
|
|
if 'char_name' in data:
|
|
name = data['char_name']
|
|
greeting = data['char_greeting']
|
|
context = build_pygmalion_style_context(data)
|
|
yaml_data = generate_character_yaml(name, greeting, context)
|
|
else:
|
|
name = data['name']
|
|
yaml_data = generate_character_yaml(data['name'], data['greeting'], data['context'])
|
|
|
|
outfile_name = name
|
|
i = 1
|
|
while Path(f'characters/{outfile_name}.yaml').exists():
|
|
outfile_name = f'{name}_{i:03d}'
|
|
i += 1
|
|
|
|
with open(Path(f'characters/{outfile_name}.yaml'), 'w', encoding='utf-8') as f:
|
|
f.write(yaml_data)
|
|
|
|
if img is not None:
|
|
img.save(Path(f'characters/{outfile_name}.png'))
|
|
|
|
logger.info(f'New character saved to "characters/{outfile_name}.yaml".')
|
|
return gr.update(value=outfile_name, choices=get_available_characters())
|
|
|
|
|
|
def build_pygmalion_style_context(data):
|
|
context = ""
|
|
if 'char_persona' in data and data['char_persona'] != '':
|
|
context += f"{data['char_name']}'s Persona: {data['char_persona']}\n"
|
|
|
|
if 'world_scenario' in data and data['world_scenario'] != '':
|
|
context += f"Scenario: {data['world_scenario']}\n"
|
|
|
|
if 'example_dialogue' in data and data['example_dialogue'] != '':
|
|
context += f"{data['example_dialogue'].strip()}\n"
|
|
|
|
context = f"{context.strip()}\n"
|
|
return context
|
|
|
|
|
|
def upload_tavern_character(img, _json):
|
|
_json = {'char_name': _json['name'], 'char_persona': _json['description'], 'char_greeting': _json['first_mes'], 'example_dialogue': _json['mes_example'], 'world_scenario': _json['scenario']}
|
|
return upload_character(json.dumps(_json), img, tavern=True)
|
|
|
|
|
|
def check_tavern_character(img):
|
|
if "chara" not in img.info:
|
|
return "Not a TavernAI card", None, None, gr.update(interactive=False)
|
|
|
|
decoded_string = base64.b64decode(img.info['chara']).replace(b'\\r\\n', b'\\n')
|
|
_json = json.loads(decoded_string)
|
|
if "data" in _json:
|
|
_json = _json["data"]
|
|
|
|
return _json['name'], _json['description'], _json, gr.update(interactive=True)
|
|
|
|
|
|
def upload_your_profile_picture(img):
|
|
cache_folder = Path("cache")
|
|
if not cache_folder.exists():
|
|
cache_folder.mkdir()
|
|
|
|
if img is None:
|
|
if Path("cache/pfp_me.png").exists():
|
|
Path("cache/pfp_me.png").unlink()
|
|
else:
|
|
img = make_thumbnail(img)
|
|
img.save(Path('cache/pfp_me.png'))
|
|
logger.info('Profile picture saved to "cache/pfp_me.png"')
|
|
|
|
|
|
def generate_character_yaml(name, greeting, context):
|
|
data = {
|
|
'name': name,
|
|
'greeting': greeting,
|
|
'context': context,
|
|
}
|
|
|
|
data = {k: v for k, v in data.items() if v} # Strip falsy
|
|
return yaml.dump(data, sort_keys=False, width=float("inf"))
|
|
|
|
|
|
def generate_instruction_template_yaml(instruction_template):
|
|
data = {
|
|
'instruction_template': instruction_template
|
|
}
|
|
|
|
return my_yaml_output(data)
|
|
|
|
|
|
def save_character(name, greeting, context, picture, filename):
|
|
if filename == "":
|
|
logger.error("The filename is empty, so the character will not be saved.")
|
|
return
|
|
|
|
data = generate_character_yaml(name, greeting, context)
|
|
filepath = Path(f'characters/{filename}.yaml')
|
|
save_file(filepath, data)
|
|
path_to_img = Path(f'characters/{filename}.png')
|
|
if picture is not None:
|
|
picture.save(path_to_img)
|
|
logger.info(f'Saved {path_to_img}.')
|
|
|
|
|
|
def delete_character(name, instruct=False):
|
|
for extension in ["yml", "yaml", "json"]:
|
|
delete_file(Path(f'characters/{name}.{extension}'))
|
|
|
|
delete_file(Path(f'characters/{name}.png'))
|
|
|
|
|
|
def jinja_template_from_old_format(params, verbose=False):
|
|
MASTER_TEMPLATE = """
|
|
{%- set found_item = false -%}
|
|
{%- for message in messages -%}
|
|
{%- if message['role'] == 'system' -%}
|
|
{%- set found_item = true -%}
|
|
{%- endif -%}
|
|
{%- endfor -%}
|
|
{%- if not found_item -%}
|
|
{{- '<|PRE-SYSTEM|>' + '<|SYSTEM-MESSAGE|>' + '<|POST-SYSTEM|>' -}}
|
|
{%- endif %}
|
|
{%- for message in messages %}
|
|
{%- if message['role'] == 'system' -%}
|
|
{{- '<|PRE-SYSTEM|>' + message['content'] + '<|POST-SYSTEM|>' -}}
|
|
{%- else -%}
|
|
{%- if message['role'] == 'user' -%}
|
|
{{-'<|PRE-USER|>' + message['content'] + '<|POST-USER|>'-}}
|
|
{%- else -%}
|
|
{{-'<|PRE-ASSISTANT|>' + message['content'] + '<|POST-ASSISTANT|>' -}}
|
|
{%- endif -%}
|
|
{%- endif -%}
|
|
{%- endfor -%}
|
|
{%- if add_generation_prompt -%}
|
|
{{-'<|PRE-ASSISTANT-GENERATE|>'-}}
|
|
{%- endif -%}
|
|
"""
|
|
|
|
if 'context' in params and '<|system-message|>' in params['context']:
|
|
pre_system = params['context'].split('<|system-message|>')[0]
|
|
post_system = params['context'].split('<|system-message|>')[1]
|
|
else:
|
|
pre_system = ''
|
|
post_system = ''
|
|
|
|
pre_user = params['turn_template'].split('<|user-message|>')[0].replace('<|user|>', params['user'])
|
|
post_user = params['turn_template'].split('<|user-message|>')[1].split('<|bot|>')[0]
|
|
|
|
pre_assistant = '<|bot|>' + params['turn_template'].split('<|bot-message|>')[0].split('<|bot|>')[1]
|
|
pre_assistant = pre_assistant.replace('<|bot|>', params['bot'])
|
|
post_assistant = params['turn_template'].split('<|bot-message|>')[1]
|
|
|
|
def preprocess(string):
|
|
return string.replace('\n', '\\n').replace('\'', '\\\'')
|
|
|
|
pre_system = preprocess(pre_system)
|
|
post_system = preprocess(post_system)
|
|
pre_user = preprocess(pre_user)
|
|
post_user = preprocess(post_user)
|
|
pre_assistant = preprocess(pre_assistant)
|
|
post_assistant = preprocess(post_assistant)
|
|
|
|
if verbose:
|
|
print(
|
|
'\n',
|
|
repr(pre_system) + '\n',
|
|
repr(post_system) + '\n',
|
|
repr(pre_user) + '\n',
|
|
repr(post_user) + '\n',
|
|
repr(pre_assistant) + '\n',
|
|
repr(post_assistant) + '\n',
|
|
)
|
|
|
|
result = MASTER_TEMPLATE
|
|
if 'system_message' in params:
|
|
result = result.replace('<|SYSTEM-MESSAGE|>', preprocess(params['system_message']))
|
|
else:
|
|
result = result.replace('<|SYSTEM-MESSAGE|>', '')
|
|
|
|
result = result.replace('<|PRE-SYSTEM|>', pre_system)
|
|
result = result.replace('<|POST-SYSTEM|>', post_system)
|
|
result = result.replace('<|PRE-USER|>', pre_user)
|
|
result = result.replace('<|POST-USER|>', post_user)
|
|
result = result.replace('<|PRE-ASSISTANT|>', pre_assistant)
|
|
result = result.replace('<|PRE-ASSISTANT-GENERATE|>', pre_assistant.rstrip(' '))
|
|
result = result.replace('<|POST-ASSISTANT|>', post_assistant)
|
|
|
|
result = result.strip()
|
|
|
|
return result
|
|
|
|
|
|
def my_yaml_output(data):
|
|
'''
|
|
pyyaml is very inconsistent with multiline strings.
|
|
for simple instruction template outputs, this is enough.
|
|
'''
|
|
result = ""
|
|
for k in data:
|
|
result += k + ": |-\n"
|
|
for line in data[k].splitlines():
|
|
result += " " + line.rstrip(' ') + "\n"
|
|
|
|
return result
|