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Fix <USER> in pygmalion replies

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oobabooga 2023-03-05 16:08:50 -03:00
parent a54b91af77
commit 2af66a4d4c
1 changed files with 21 additions and 12 deletions
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33
modules/chat.py
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@ -51,23 +51,29 @@ def generate_chat_prompt(user_input, max_new_tokens, name1, name2, context, chat
prompt = ''.join(rows)
return prompt
def extract_message_from_reply(question, reply, current, other, check, extensions=False):
def extract_message_from_reply(question, reply, name1, name2, check, impersonate=False):
next_character_found = False
substring_found = False
previous_idx = [m.start() for m in re.finditer(f"(^|\n){re.escape(current)}:", question)]
idx = [m.start() for m in re.finditer(f"(^|\n){re.escape(current)}:", reply)]
idx = idx[len(previous_idx)-1]
asker = name1 if not impersonate else name2
replier = name2 if not impersonate else name1
if extensions:
reply = reply[idx + 1 + len(apply_extensions(f"{current}:", "bot_prefix")):]
previous_idx = [m.start() for m in re.finditer(f"(^|\n){re.escape(replier)}:", question)]
idx = [m.start() for m in re.finditer(f"(^|\n){re.escape(replier)}:", reply)]
idx = idx[max(len(previous_idx)-1, 0)]
if not impersonate:
reply = reply[idx + 1 + len(apply_extensions(f"{replier}:", "bot_prefix")):]
else:
reply = reply[idx + 1 + len(f"{current}:"):]
reply = reply[idx + 1 + len(f"{replier}:"):]
if check:
reply = reply.split('\n')[0].strip()
lines = reply.split('\n')
reply = lines[0].strip()
if len(lines) > 1:
next_character_found = True
else:
idx = reply.find(f"\n{other}:")
idx = reply.find(f"\n{asker}:")
if idx != -1:
reply = reply[:idx]
next_character_found = True
@ -75,7 +81,7 @@ def extract_message_from_reply(question, reply, current, other, check, extension
# Detect if something like "\nYo" is generated just before
# "\nYou:" is completed
tmp = f"\n{other}:"
tmp = f"\n{asker}:"
for j in range(1, len(tmp)):
if reply[-j:] == tmp[:j]:
substring_found = True
@ -89,6 +95,7 @@ def chatbot_wrapper(text, max_new_tokens, do_sample, temperature, top_p, typical
shared.stop_everything = False
just_started = True
eos_token = '\n' if check else None
name1_original = name1
if 'pygmalion' in shared.model_name.lower():
name1 = "You"
@ -119,7 +126,8 @@ def chatbot_wrapper(text, max_new_tokens, do_sample, temperature, top_p, typical
for reply in generate_reply(f"{prompt}{' ' if len(reply) > 0 else ''}{reply}", max_new_tokens, do_sample, temperature, top_p, typical_p, repetition_penalty, top_k, min_length, no_repeat_ngram_size, num_beams, penalty_alpha, length_penalty, early_stopping, eos_token=eos_token, stopping_string=f"\n{name1}:"):
# Extracting the reply
reply, next_character_found, substring_found = extract_message_from_reply(prompt, reply, name2, name1, check, extensions=True)
reply, next_character_found, substring_found = extract_message_from_reply(prompt, reply, name1, name2, check)
reply = re.sub("(<USER>|<user>|{{user}})", name1_original, reply)
visible_reply = apply_extensions(reply, "output")
if shared.args.chat:
visible_reply = visible_reply.replace('\n', '<br>')
@ -139,6 +147,7 @@ def chatbot_wrapper(text, max_new_tokens, do_sample, temperature, top_p, typical
yield shared.history['visible']
if next_character_found:
break
yield shared.history['visible']
def impersonate_wrapper(text, max_new_tokens, do_sample, temperature, top_p, typical_p, repetition_penalty, top_k, min_length, no_repeat_ngram_size, num_beams, penalty_alpha, length_penalty, early_stopping, name1, name2, context, check, chat_prompt_size, chat_generation_attempts=1):
@ -152,7 +161,7 @@ def impersonate_wrapper(text, max_new_tokens, do_sample, temperature, top_p, typ
reply = ''
for i in range(chat_generation_attempts):
for reply in generate_reply(prompt+reply, max_new_tokens, do_sample, temperature, top_p, typical_p, repetition_penalty, top_k, min_length, no_repeat_ngram_size, num_beams, penalty_alpha, length_penalty, early_stopping, eos_token=eos_token, stopping_string=f"\n{name2}:"):
reply, next_character_found, substring_found = extract_message_from_reply(prompt, reply, name1, name2, check, extensions=False)
reply, next_character_found, substring_found = extract_message_from_reply(prompt, reply, name1, name2, check, impersonate=True)
if not substring_found:
yield reply
if next_character_found: