text-generation-webui/api-examples/api-example-chat.py

91 lines
3.0 KiB
Python

import json
import requests
# For local streaming, the websockets are hosted without ssl - http://
HOST = 'localhost:5000'
URI = f'http://{HOST}/api/v1/chat'
# For reverse-proxied streaming, the remote will likely host with ssl - https://
# URI = 'https://your-uri-here.trycloudflare.com/api/v1/chat'
def run(user_input, history):
request = {
'user_input': user_input,
'max_new_tokens': 250,
'auto_max_new_tokens': False,
'history': history,
'mode': 'instruct', # Valid options: 'chat', 'chat-instruct', 'instruct'
'character': 'Example',
'instruction_template': 'Vicuna-v1.1', # Will get autodetected if unset
'your_name': 'You',
# 'name1': 'name of user', # Optional
# 'name2': 'name of character', # Optional
# 'context': 'character context', # Optional
# 'greeting': 'greeting', # Optional
# 'name1_instruct': 'You', # Optional
# 'name2_instruct': 'Assistant', # Optional
# 'context_instruct': 'context_instruct', # Optional
# 'turn_template': 'turn_template', # Optional
'regenerate': False,
'_continue': False,
'stop_at_newline': False,
'chat_generation_attempts': 1,
'chat-instruct_command': 'Continue the chat dialogue below. Write a single reply for the character "<|character|>".\n\n<|prompt|>',
# Generation params. If 'preset' is set to different than 'None', the values
# in presets/preset-name.yaml are used instead of the individual numbers.
'preset': 'None',
'do_sample': True,
'temperature': 0.7,
'top_p': 0.1,
'typical_p': 1,
'epsilon_cutoff': 0, # In units of 1e-4
'eta_cutoff': 0, # In units of 1e-4
'tfs': 1,
'top_a': 0,
'repetition_penalty': 1.18,
'repetition_penalty_range': 0,
'top_k': 40,
'min_length': 0,
'no_repeat_ngram_size': 0,
'num_beams': 1,
'penalty_alpha': 0,
'length_penalty': 1,
'early_stopping': False,
'mirostat_mode': 0,
'mirostat_tau': 5,
'mirostat_eta': 0.1,
'guidance_scale': 1,
'negative_prompt': '',
'seed': -1,
'add_bos_token': True,
'truncation_length': 2048,
'ban_eos_token': False,
'skip_special_tokens': True,
'stopping_strings': []
}
response = requests.post(URI, json=request)
if response.status_code == 200:
result = response.json()['results'][0]['history']
print(json.dumps(result, indent=4))
print()
print(result['visible'][-1][1])
if __name__ == '__main__':
user_input = "Please give me a step-by-step guide on how to plant a tree in my backyard."
# Basic example
history = {'internal': [], 'visible': []}
# "Continue" example. Make sure to set '_continue' to True above
# arr = [user_input, 'Surely, here is']
# history = {'internal': [arr], 'visible': [arr]}
run(user_input, history)