Remove softprompt support

docs/Extensions.md

@@ -160,11 +160,7 @@ def custom_generate_chat_prompt(user_input, state, **kwargs):
     min_rows = 3
 
     # Finding the maximum prompt size
-    chat_prompt_size = state['chat_prompt_size']
+    max_length = min(get_max_prompt_length(state), state['chat_prompt_size'])
-    if shared.soft_prompt:
-        chat_prompt_size -= shared.soft_prompt_tensor.shape[1]
-
-    max_length = min(get_max_prompt_length(state), chat_prompt_size)
 
     # Building the turn templates
     if 'turn_template' not in state or state['turn_template'] == '':

modules/chat.py

@@ -55,11 +55,7 @@ def generate_chat_prompt(user_input, state, **kwargs):
     is_instruct = state['mode'] == 'instruct'
 
     # Find the maximum prompt size
-    chat_prompt_size = state['chat_prompt_size']
+    max_length = min(get_max_prompt_length(state), state['chat_prompt_size'])
-    if shared.soft_prompt:
-        chat_prompt_size -= shared.soft_prompt_tensor.shape[1]
-
-    max_length = min(get_max_prompt_length(state), chat_prompt_size)
     all_substrings = {
         'chat': get_turn_substrings(state, instruct=False),
         'instruct': get_turn_substrings(state, instruct=True)

modules/models.py

@@ -1,12 +1,9 @@
 import gc
-import json
 import os
 import re
 import time
-import zipfile
 from pathlib import Path
 
-import numpy as np
 import torch
 import transformers
 from accelerate import infer_auto_device_map, init_empty_weights
@@ -338,32 +335,3 @@ def unload_model():
 def reload_model():
     unload_model()
     shared.model, shared.tokenizer = load_model(shared.model_name)
-
-
-def load_soft_prompt(name):
-    if name == 'None':
-        shared.soft_prompt = False
-        shared.soft_prompt_tensor = None
-    else:
-        with zipfile.ZipFile(Path(f'softprompts/{name}.zip')) as zf:
-            zf.extract('tensor.npy')
-            zf.extract('meta.json')
-            j = json.loads(open('meta.json', 'r').read())
-            logger.info(f"\nLoading the softprompt \"{name}\".")
-            for field in j:
-                if field != 'name':
-                    if type(j[field]) is list:
-                        logger.info(f"{field}: {', '.join(j[field])}")
-                    else:
-                        logger.info(f"{field}: {j[field]}")
-
-            tensor = np.load('tensor.npy')
-            Path('tensor.npy').unlink()
-            Path('meta.json').unlink()
-
-        tensor = torch.Tensor(tensor).to(device=shared.model.device, dtype=shared.model.dtype)
-        tensor = torch.reshape(tensor, (1, tensor.shape[0], tensor.shape[1]))
-        shared.soft_prompt = True
-        shared.soft_prompt_tensor = tensor
-
-    return name

modules/shared.py

@@ -12,8 +12,6 @@ tokenizer = None
 model_name = "None"
 model_type = None
 lora_names = []
-soft_prompt_tensor = None
-soft_prompt = False
 
 # Chat variables
 history = {'internal': [], 'visible': []}

modules/text_generation.py

@@ -27,11 +27,7 @@ def generate_reply(*args, **kwargs):
 
 
 def get_max_prompt_length(state):
-    max_length = state['truncation_length'] - state['max_new_tokens']
+    return state['truncation_length'] - state['max_new_tokens']
-    if shared.soft_prompt:
-        max_length -= shared.soft_prompt_tensor.shape[1]
-
-    return max_length
 
 
 def encode(prompt, add_special_tokens=True, add_bos_token=True, truncation_length=None):
@@ -80,14 +76,6 @@ def decode(output_ids, skip_special_tokens=True):
     return shared.tokenizer.decode(output_ids, skip_special_tokens)
 
 
-def generate_softprompt_input_tensors(input_ids):
-    inputs_embeds = shared.model.transformer.wte(input_ids)
-    inputs_embeds = torch.cat((shared.soft_prompt_tensor, inputs_embeds), dim=1)
-    filler_input_ids = torch.zeros((1, inputs_embeds.shape[1]), dtype=input_ids.dtype).to(shared.model.device)
-    # filler_input_ids += shared.model.config.bos_token_id # setting dummy input_ids to bos tokens
-    return inputs_embeds, filler_input_ids
-
-
 # Removes empty replies from gpt4chan outputs
 def fix_gpt4chan(s):
     for i in range(10):
@@ -232,13 +220,6 @@ def generate_reply_HF(question, original_question, seed, state, eos_token=None,
         eos_token_ids.append(int(encode(eos_token)[0][-1]))
 
     # Add the encoded tokens to generate_params
-    if shared.soft_prompt:
-        inputs_embeds, filler_input_ids = generate_softprompt_input_tensors(input_ids)
-        question, filler_input_ids, inputs_embeds = apply_extensions('tokenizer', state, question, filler_input_ids, inputs_embeds)
-        original_input_ids = input_ids
-        generate_params.update({'inputs_embeds': inputs_embeds})
-        generate_params.update({'inputs': filler_input_ids})
-    else:
     question, input_ids, inputs_embeds = apply_extensions('tokenizer', state, question, input_ids, None)
     original_input_ids = input_ids
     generate_params.update({'inputs': input_ids})
@@ -269,9 +250,6 @@ def generate_reply_HF(question, original_question, seed, state, eos_token=None,
                 if cuda:
                     output = output.cuda()
 
-            if shared.soft_prompt:
-                output = torch.cat((input_ids[0], output[filler_input_ids.shape[1]:]))
-
             yield get_reply_from_output_ids(output, input_ids, original_question, state, is_chat=is_chat)
 
         # Stream the reply 1 token at a time.
@@ -289,9 +267,6 @@ def generate_reply_HF(question, original_question, seed, state, eos_token=None,
 
             with generate_with_streaming(**generate_params) as generator:
                 for output in generator:
-                    if shared.soft_prompt:
-                        output = torch.cat((input_ids[0], output[filler_input_ids.shape[1]:]))
-
                     yield get_reply_from_output_ids(output, input_ids, original_question, state, is_chat=is_chat)
                     if output[-1] in eos_token_ids:
                         break

modules/utils.py

@@ -60,10 +60,6 @@ def get_available_extensions():
     return sorted(set(map(lambda x: x.parts[1], Path('extensions').glob('*/script.py'))), key=natural_keys)
 
 
-def get_available_softprompts():
-    return ['None'] + sorted(set((k.stem for k in Path('softprompts').glob('*.zip'))), key=natural_keys)
-
-
 def get_available_loras():
     return sorted([item.name for item in list(Path(shared.args.lora_dir).glob('*')) if not item.name.endswith(('.txt', '-np', '.pt', '.json'))], key=natural_keys)
 

server.py

@@ -26,7 +26,6 @@ import matplotlib
 matplotlib.use('Agg')  # This fixes LaTeX rendering on some systems
 
 import importlib
-import io
 import json
 import math
 import os
@@ -34,7 +33,6 @@ import re
 import sys
 import time
 import traceback
-import zipfile
 from datetime import datetime
 from functools import partial
 from pathlib import Path
@@ -50,7 +48,7 @@ from modules import chat, shared, training, ui, utils
 from modules.extensions import apply_extensions
 from modules.html_generator import chat_html_wrapper
 from modules.LoRA import add_lora_to_model
-from modules.models import load_model, load_soft_prompt, unload_model
+from modules.models import load_model, unload_model
 from modules.text_generation import (generate_reply_wrapper,
                                      get_encoded_length, stop_everything_event)
 
@@ -119,19 +117,6 @@ def load_preset_values(preset_menu, state, return_dict=False):
         return state, *[generate_params[k] for k in ['do_sample', 'temperature', 'top_p', 'typical_p', 'epsilon_cutoff', 'eta_cutoff', 'repetition_penalty', 'encoder_repetition_penalty', 'top_k', 'min_length', 'no_repeat_ngram_size', 'num_beams', 'penalty_alpha', 'length_penalty', 'early_stopping', 'mirostat_mode', 'mirostat_tau', 'mirostat_eta', 'tfs', 'top_a']]
 
 
-def upload_soft_prompt(file):
-    with zipfile.ZipFile(io.BytesIO(file)) as zf:
-        zf.extract('meta.json')
-        j = json.loads(open('meta.json', 'r').read())
-        name = j['name']
-        Path('meta.json').unlink()
-
-    with open(Path(f'softprompts/{name}.zip'), 'wb') as f:
-        f.write(file)
-
-    return name
-
-
 def open_save_prompt():
     fname = f"{datetime.now().strftime('%Y-%m-%d-%H%M%S')}"
     return gr.update(value=fname, visible=True), gr.update(visible=False), gr.update(visible=True)
@@ -510,16 +495,6 @@ def create_settings_menus(default_preset):
                         shared.gradio['mirostat_tau'] = gr.Slider(0, 10, step=0.01, value=generate_params['mirostat_tau'], label='mirostat_tau')
                         shared.gradio['mirostat_eta'] = gr.Slider(0, 1, step=0.01, value=generate_params['mirostat_eta'], label='mirostat_eta')
 
-                        gr.Markdown('Other')
-                        with gr.Accordion('Soft prompt', open=False):
-                            with gr.Row():
-                                shared.gradio['softprompts_menu'] = gr.Dropdown(choices=utils.get_available_softprompts(), value='None', label='Soft prompt')
-                                ui.create_refresh_button(shared.gradio['softprompts_menu'], lambda: None, lambda: {'choices': utils.get_available_softprompts()}, 'refresh-button')
-
-                            gr.Markdown('Upload a soft prompt (.zip format):')
-                            with gr.Row():
-                                shared.gradio['upload_softprompt'] = gr.File(type='binary', file_types=['.zip'])
-
             with gr.Box():
                 with gr.Row():
                     with gr.Column():
@@ -535,8 +510,6 @@ def create_settings_menus(default_preset):
             gr.Markdown('[Click here for more information.](https://github.com/oobabooga/text-generation-webui/blob/main/docs/Generation-parameters.md)')
 
     shared.gradio['preset_menu'].change(load_preset_values, [shared.gradio[k] for k in ['preset_menu', 'interface_state']], [shared.gradio[k] for k in ['interface_state', 'do_sample', 'temperature', 'top_p', 'typical_p', 'epsilon_cutoff', 'eta_cutoff', 'repetition_penalty', 'encoder_repetition_penalty', 'top_k', 'min_length', 'no_repeat_ngram_size', 'num_beams', 'penalty_alpha', 'length_penalty', 'early_stopping', 'mirostat_mode', 'mirostat_tau', 'mirostat_eta', 'tfs', 'top_a']])
-    shared.gradio['softprompts_menu'].change(load_soft_prompt, shared.gradio['softprompts_menu'], shared.gradio['softprompts_menu'], show_progress=True)
-    shared.gradio['upload_softprompt'].upload(upload_soft_prompt, shared.gradio['upload_softprompt'], shared.gradio['softprompts_menu'])
 
 
 def set_interface_arguments(interface_mode, extensions, bool_active):