mirror of
https://github.com/oobabooga/text-generation-webui.git
synced 2024-12-24 13:28:59 +01:00
Add support for extensions
This is experimental.
This commit is contained in:
oobabooga
parent
414fa9d161
commit
6b5dcd46c5
@ -133,6 +133,7 @@ Optionally, you can use the following command-line flags:
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| `--cpu-memory CPU_MEMORY` | Maximum CPU memory in GiB to allocate for offloaded weights. Must be an integer number. Defaults to 99.|
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| `--no-stream` | Don't stream the text output in real time. This improves the text generation performance.|
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| `--settings SETTINGS_FILE` | Load the default interface settings from this json file. See `settings-template.json` for an example.|
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| `--extensions EXTENSIONS` | The list of extensions to load. If you want to load more than one extension, write the names separated by commas and between quotation marks, "like,this". |
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| `--listen` | Make the web UI reachable from your local network.|
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| `--share` | Create a public URL. This is useful for running the web UI on Google Colab or similar. |
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| `--verbose` | Print the prompts to the terminal. |
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14
extensions/example/script.py
Normal file
14
extensions/example/script.py
Normal file
@ -0,0 +1,14 @@
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def input_modifier(string):
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"""
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This function is applied to your text inputs before
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they are fed into the model.
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"""
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return string.replace(' ', '#')
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def output_modifier(string):
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"""
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This function is applied to the model outputs.
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"""
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return string.replace(' ', '_')
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141
server.py
141
server.py
@ -5,6 +5,7 @@ import glob
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import torch
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import argparse
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import json
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import sys
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from sys import exit
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from pathlib import Path
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import gradio as gr
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@ -32,6 +33,7 @@ parser.add_argument('--gpu-memory', type=int, help='Maximum GPU memory in GiB to
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parser.add_argument('--cpu-memory', type=int, help='Maximum CPU memory in GiB to allocate for offloaded weights. Must be an integer number. Defaults to 99.')
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parser.add_argument('--no-stream', action='store_true', help='Don\'t stream the text output in real time. This improves the text generation performance.')
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parser.add_argument('--settings', type=str, help='Load the default interface settings from this json file. See settings-template.json for an example.')
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parser.add_argument('--extensions', type=str, help='The list of extensions to load. If you want to load more than one extension, write the names separated by commas and between quotation marks, "like,this".')
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parser.add_argument('--listen', action='store_true', help='Make the web UI reachable from your local network.')
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parser.add_argument('--share', action='store_true', help='Create a public URL. This is useful for running the web UI on Google Colab or similar.')
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parser.add_argument('--verbose', action='store_true', help='Print the prompts to the terminal.')
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@ -165,6 +167,9 @@ def formatted_outputs(reply, model_name):
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def generate_reply(question, tokens, inference_settings, selected_model, eos_token=None, stopping_string=None):
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global model, tokenizer, model_name, loaded_preset, preset
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original_question = question
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if not (args.chat or args.cai_chat):
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question = apply_extensions(question, "input")
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if args.verbose:
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print(f"\n\n{question}\n--------------------\n")
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@ -203,20 +208,36 @@ def generate_reply(question, tokens, inference_settings, selected_model, eos_tok
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reply = decode(output[0])
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t1 = time.time()
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print(f"Output generated in {(t1-t0):.2f} seconds ({(len(output[0])-len(input_ids[0]))/(t1-t0):.2f} it/s)")
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if not (args.chat or args.cai_chat):
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reply = original_question + apply_extensions(reply[len(question):], "output")
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yield formatted_outputs(reply, model_name)
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# Generate the reply 1 token at a time
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else:
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yield formatted_outputs(question, model_name)
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yield formatted_outputs(original_question, model_name)
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preset = preset.replace('max_new_tokens=tokens', 'max_new_tokens=8')
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for i in tqdm(range(tokens//8+1)):
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output = eval(f"model.generate(input_ids, eos_token_id={n}, stopping_criteria=stopping_criteria_list, {preset}){cuda}")
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reply = decode(output[0])
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if not (args.chat or args.cai_chat):
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reply = original_question + apply_extensions(reply[len(question):], "output")
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yield formatted_outputs(reply, model_name)
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input_ids = output
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if output[0][-1] == n:
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break
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def apply_extensions(text, typ):
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global available_extensions, extension_state
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for ext in sorted(extension_state, key=lambda x : extension_state[x][1]):
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if extension_state[ext][0] == True:
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ext_string = f"extensions.{ext}.script"
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exec(f"import {ext_string}")
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if typ == "input":
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text = eval(f"{ext_string}.input_modifier(text)")
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else:
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text = eval(f"{ext_string}.output_modifier(text)")
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return text
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def get_available_models():
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return sorted(set([item.replace('.pt', '') for item in map(lambda x : str(x.name), list(Path('models/').glob('*'))+list(Path('torch-dumps/').glob('*'))) if not item.endswith('.txt')]), key=str.lower)
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@ -226,9 +247,19 @@ def get_available_presets():
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def get_available_characters():
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return ["None"] + sorted(set(map(lambda x : '.'.join(str(x.name).split('.')[:-1]), Path('characters').glob('*.json'))), key=str.lower)
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def get_available_extensions():
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return sorted(set(map(lambda x : x.parts[1], Path('extensions').glob('*/script.py'))), key=str.lower)
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available_models = get_available_models()
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available_presets = get_available_presets()
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available_characters = get_available_characters()
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available_extensions = get_available_extensions()
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extension_state = {}
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if args.extensions is not None:
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for i,ext in enumerate(args.extensions.split(',')):
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if ext in available_extensions:
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print(f'The extension "{ext}" is enabled.')
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extension_state[ext] = [True, i]
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# Choosing the default model
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if args.model is not None:
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@ -256,7 +287,7 @@ description = f"\n\n# Text generation lab\nGenerate text using Large Language Mo
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css = ".my-4 {margin-top: 0} .py-6 {padding-top: 2.5rem} #refresh-button {flex: none; margin: 0; padding: 0; min-width: 50px; border: none; box-shadow: none; border-radius: 0} #download-label, #upload-label {min-height: 0}"
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if args.chat or args.cai_chat:
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history = []
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history = {'internal': [], 'visible': []}
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character = None
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# This gets the new line characters right.
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@ -270,13 +301,13 @@ if args.chat or args.cai_chat:
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text = clean_chat_message(text)
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rows = [f"{context.strip()}\n"]
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i = len(history)-1
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i = len(history['internal'])-1
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count = 0
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while i >= 0 and len(encode(''.join(rows), tokens)[0]) < 2048-tokens:
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rows.insert(1, f"{name2}: {history[i][1].strip()}\n")
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rows.insert(1, f"{name2}: {history['internal'][i][1].strip()}\n")
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count += 1
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if not (history[i][0] == '<|BEGIN-VISIBLE-CHAT|>'):
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rows.insert(1, f"{name1}: {history[i][0].strip()}\n")
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if not (history['internal'][i][0] == '<|BEGIN-VISIBLE-CHAT|>'):
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rows.insert(1, f"{name1}: {history['internal'][i][0].strip()}\n")
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count += 1
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i -= 1
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if history_size != 0 and count >= history_size:
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@ -291,18 +322,12 @@ if args.chat or args.cai_chat:
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question = ''.join(rows)
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return question
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def remove_example_dialogue_from_history(history):
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_history = copy.deepcopy(history)
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for i in range(len(_history)):
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if '<|BEGIN-VISIBLE-CHAT|>' in _history[i][0]:
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_history[i][0] = _history[i][0].replace('<|BEGIN-VISIBLE-CHAT|>', '')
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_history = _history[i:]
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break
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return _history
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def chatbot_wrapper(text, tokens, inference_settings, selected_model, name1, name2, context, check, history_size):
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original_text = text
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text = apply_extensions(text, "input")
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question = generate_chat_prompt(text, tokens, name1, name2, context, history_size)
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history.append(['', ''])
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history['internal'].append(['', ''])
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history['visible'].append(['', ''])
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eos_token = '\n' if check else None
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for reply in generate_reply(question, tokens, inference_settings, selected_model, eos_token=eos_token, stopping_string=f"\n{name1}:"):
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next_character_found = False
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@ -312,7 +337,6 @@ if args.chat or args.cai_chat:
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idx = idx[len(previous_idx)-1]
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reply = reply[idx + len(f"\n{name2}:"):]
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if check:
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reply = reply.split('\n')[0].strip()
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else:
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@ -322,7 +346,8 @@ if args.chat or args.cai_chat:
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next_character_found = True
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reply = clean_chat_message(reply)
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history[-1] = [text, reply]
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history['internal'][-1] = [text, reply]
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history['visible'][-1] = [original_text, apply_extensions(reply, "output")]
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if next_character_found:
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break
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@ -335,16 +360,17 @@ if args.chat or args.cai_chat:
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next_character_substring_found = True
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if not next_character_substring_found:
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yield remove_example_dialogue_from_history(history)
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yield history['visible']
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yield remove_example_dialogue_from_history(history)
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yield history['visible']
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def cai_chatbot_wrapper(text, tokens, inference_settings, selected_model, name1, name2, context, check, history_size):
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for history in chatbot_wrapper(text, tokens, inference_settings, selected_model, name1, name2, context, check, history_size):
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yield generate_chat_html(history, name1, name2, character)
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for _history in chatbot_wrapper(text, tokens, inference_settings, selected_model, name1, name2, context, check, history_size):
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yield generate_chat_html(_history, name1, name2, character)
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def regenerate_wrapper(text, tokens, inference_settings, selected_model, name1, name2, context, check, history_size):
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last = history.pop()
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last = history['internal'].pop()
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history['visible'].pop()
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text = last[0]
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if args.cai_chat:
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for i in cai_chatbot_wrapper(text, tokens, inference_settings, selected_model, name1, name2, context, check, history_size):
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@ -354,12 +380,15 @@ if args.chat or args.cai_chat:
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yield i
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def remove_last_message(name1, name2):
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last = history.pop()
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_history = remove_example_dialogue_from_history(history)
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if args.cai_chat:
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return generate_chat_html(_history, name1, name2, character), last[0]
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if not 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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return _history, last[0]
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last = ['', '']
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if args.cai_chat:
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return generate_chat_html(history['visible'], name1, name2, character), last[0]
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else:
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return history['visible'], last[0]
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def clear_html():
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return generate_chat_html([], "", "", character)
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@ -367,28 +396,31 @@ if args.chat or args.cai_chat:
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def clear_chat_log(_character, name1, name2):
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global history
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if _character != 'None':
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load_character(_character, name1, name2)
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for i in range(len(history['internal'])):
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if '<|BEGIN-VISIBLE-CHAT|>' in history['internal'][i][0]:
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history['visible'] = [['', history['internal'][i][1]]]
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history['internal'] = history['internal'][:i+1]
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break
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else:
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history = []
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_history = remove_example_dialogue_from_history(history)
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history['internal'] = []
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history['visible'] = []
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if args.cai_chat:
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return generate_chat_html(_history, name1, name2, character)
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return generate_chat_html(history['visible'], name1, name2, character)
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else:
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return _history
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return history['visible']
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def redraw_html(name1, name2):
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global history
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_history = remove_example_dialogue_from_history(history)
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return generate_chat_html(_history, name1, name2, character)
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return generate_chat_html(history['visible'], name1, name2, character)
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def tokenize_dialogue(dialogue, name1, name2):
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history = []
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_history = []
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dialogue = re.sub('<START>', '', dialogue)
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dialogue = re.sub('(\n|^)[Aa]non:', '\\1You:', dialogue)
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idx = [m.start() for m in re.finditer(f"(^|\n)({name1}|{name2}):", dialogue)]
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if len(idx) == 0:
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return history
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return _history
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messages = []
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for i in range(len(idx)-1):
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@ -402,16 +434,16 @@ if args.chat or args.cai_chat:
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elif i.startswith(f'{name2}:'):
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entry[1] = i[len(f'{name2}:'):].strip()
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if not (len(entry[0]) == 0 and len(entry[1]) == 0):
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history.append(entry)
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_history.append(entry)
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entry = ['', '']
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return history
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return _history
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def save_history():
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if not Path('logs').exists():
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Path('logs').mkdir()
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with open(Path('logs/conversation.json'), 'w') as f:
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f.write(json.dumps({'data': history}, indent=2))
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f.write(json.dumps({'data': history['internal']}, indent=2))
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return Path('logs/conversation.json')
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def upload_history(file, name1, name2):
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@ -420,21 +452,22 @@ if args.chat or args.cai_chat:
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try:
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j = json.loads(file)
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if 'data' in j:
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history = j['data']
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history['internal'] = j['data']
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# Compatibility with Pygmalion AI's official web UI
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elif 'chat' in j:
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history = [':'.join(x.split(':')[1:]).strip() for x in j['chat']]
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history['internal'] = [':'.join(x.split(':')[1:]).strip() for x in j['chat']]
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if len(j['chat']) > 0 and j['chat'][0].startswith(f'{name2}:'):
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history = [['<|BEGIN-VISIBLE-CHAT|>', history[0]]] + [[history[i], history[i+1]] for i in range(1, len(history)-1, 2)]
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history['internal'] = [['<|BEGIN-VISIBLE-CHAT|>', history['internal'][0]]] + [[history['internal'][i], history['internal'][i+1]] for i in range(1, len(history['internal'])-1, 2)]
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else:
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history = [[history[i], history[i+1]] for i in range(0, len(history)-1, 2)]
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history['internal'] = [[history['internal'][i], history['internal'][i+1]] for i in range(0, len(history['internal'])-1, 2)]
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except:
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history = tokenize_dialogue(file, name1, name2)
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history['internal'] = tokenize_dialogue(file, name1, name2)
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def load_character(_character, name1, name2):
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global history, character
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context = ""
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history = []
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history['internal'] = []
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history['visible'] = []
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if _character != 'None':
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character = _character
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with open(Path(f'characters/{_character}.json'), 'r') as f:
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@ -446,24 +479,24 @@ if args.chat or args.cai_chat:
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context += f"Scenario: {data['world_scenario']}\n"
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context = f"{context.strip()}\n<START>\n"
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if 'example_dialogue' in data and data['example_dialogue'] != '':
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history = tokenize_dialogue(data['example_dialogue'], name1, name2)
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history['internal'] = tokenize_dialogue(data['example_dialogue'], name1, name2)
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if 'char_greeting' in data and len(data['char_greeting'].strip()) > 0:
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history += [['<|BEGIN-VISIBLE-CHAT|>', data['char_greeting']]]
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history['internal'] += [['<|BEGIN-VISIBLE-CHAT|>', data['char_greeting']]]
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history['visible'] += [['', data['char_greeting']]]
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else:
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history += [['<|BEGIN-VISIBLE-CHAT|>', "Hello there!"]]
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history['internal'] += [['<|BEGIN-VISIBLE-CHAT|>', "Hello there!"]]
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history['visible'] += [['', "Hello there!"]]
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else:
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character = None
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context = settings['context_pygmalion']
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name2 = settings['name2_pygmalion']
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_history = remove_example_dialogue_from_history(history)
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if args.cai_chat:
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return name2, context, generate_chat_html(_history, name1, name2, character)
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return name2, context, generate_chat_html(history['visible'], name1, name2, character)
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else:
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return name2, context, _history
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return name2, context, history['visible']
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def upload_character(file, name1, name2):
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global history
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file = file.decode('utf-8')
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data = json.loads(file)
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outfile_name = data["char_name"]
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@ -543,7 +576,7 @@ if args.chat or args.cai_chat:
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if args.cai_chat:
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upload.upload(redraw_html, [name1, name2], [display1])
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else:
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upload.upload(lambda : remove_example_dialogue_from_history(history), [], [display1])
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upload.upload(lambda : history['visible'], [], [display1])
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elif args.notebook:
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with gr.Blocks(css=css, analytics_enabled=False) as interface:
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