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bootstrap_instructions.py
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/
bootstrap_instructions.py
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import os
import json
import random
import re
import string
import tqdm
import argparse
import numpy as np
import pandas as pd
from multiprocessing import Pool
from functools import partial
from rouge_score import rouge_scorer
from gpt3_api import make_requests as make_gpt3_requests
random.seed(42)
def encode_prompt(prompt_instructions, classification=False):
"""Encode multiple prompt instructions into a single string."""
if classification:
prompt = "Come up with a series of classification tasks. Try to specify the possible output labels when possible.\n"
else:
prompt = "Come up with a series of tasks:\n"
for idx, instruction in enumerate(prompt_instructions):
instruction = re.sub(r"\s+", " ", instruction).strip().rstrip(":")
prompt += f"{idx+1}. {instruction}\n"
prompt += f"{len(prompt_instructions) + 1}."
return prompt
def sample_machine_instructions(machine_instructions, similarities, n):
"""Sample n machine instructions from a list of machine instructions."""
return random.sample(machine_instructions, min(n, len(machine_instructions)))
def find_word_in_string(w, s):
return re.compile(r'\b({0})\b'.format(w), flags=re.IGNORECASE).search(s)
def post_process_gpt3_response(response):
if response is None or response["choices"][0]["finish_reason"] == "length":
return []
raw_instructions = re.split(r"\n\d+\s?\. ", response["choices"][0]["text"])
instructions = []
for inst in raw_instructions:
inst = re.sub(r"\s+", " ", inst).strip()
inst = inst.strip().capitalize()
if inst == "":
continue
# filter out too short or too long instructions
if len(inst.split()) <= 3 or len(inst.split()) > 150:
continue
# filter based on keywords that are not suitable for language models.
if any(find_word_in_string(word, inst) for word in ["image", "images", "graph", "graphs", "picture", "pictures", "file", "files", "map", "maps", "draw", "plot", "go to"]):
continue
# We found that the model tends to add "write a program" to some existing instructions, which lead to a lot of such instructions.
# And it's a bit comfusing whether the model need to write a program or directly output the result.
# Here we filter them out.
# Note this is not a comprehensive filtering for all programming instructions.
if inst.startswith("Write a program"):
continue
# filter those starting with punctuation
if inst[0] in string.punctuation:
continue
# filter those starting with non-english character
if not inst[0].isascii():
continue
instructions.append(inst)
return instructions
def parse_args():
parser = argparse.ArgumentParser()
parser.add_argument(
"--batch_dir",
type=str,
required=True,
default="data/gpt3_generations/",
help="The directory where the batch is stored.",
)
parser.add_argument(
"--seed_tasks_path",
type=str,
required=True,
default="data/seed_tasks.jsonl",
help="The path to the human written data.",
)
parser.add_argument(
"--num_instructions_to_generate",
type=int,
default=100,
help="th",
)
parser.add_argument(
"--use_clf_seed_tasks_only",
action="store_true",
help="If specified, we will only use the classification seed tasks to prompt new instructions. This will lead to more classification instructions.",
)
parser.add_argument(
"--engine",
type=str,
default="davinci",
help="The engine to use."
)
parser.add_argument(
"--num_prompt_instructions",
type=int,
default=8,
help="The number of instructions to use in the prompt."
)
parser.add_argument(
"--request_batch_size",
type=int,
default=5,
help="The number of requests to send to GPT3 at a time."
)
parser.add_argument(
"--api_key",
type=str,
help="The API key to use. If not specified, the key will be read from the environment variable OPENAI_API_KEY."
)
parser.add_argument(
"--organization",
type=str,
help="The organization to use. If not specified, the default organization id will be used."
)
return parser.parse_args()
if __name__ == "__main__":
args = parse_args()
seed_tasks = [json.loads(l) for l in open(args.seed_tasks_path, "r")]
if args.use_clf_seed_tasks_only:
seed_tasks = [t for t in seed_tasks if t["is_classification"]]
seed_instructions = [t["instruction"] for t in seed_tasks]
print(f"Loaded {len(seed_instructions)} human-written seed instructions")
os.makedirs(args.batch_dir, exist_ok=True)
request_idx = 0
# load the LM-generated instructions
machine_instructions = []
if os.path.exists(os.path.join(args.batch_dir, "machine_generated_instructions.jsonl")):
with open(os.path.join(args.batch_dir, "machine_generated_instructions.jsonl"), "r") as fin:
for line in fin:
instruction_info = json.loads(line)
machine_instructions.append(instruction_info["instruction"])
request_idx = instruction_info["request_idx"] + 1
print(f"Loaded {len(machine_instructions)} machine-generated instructions")
# similarities = {}
scorer = rouge_scorer.RougeScorer(["rougeL"], use_stemmer=False)
# now let's generate new instructions!
progress_bar = tqdm.tqdm(total=args.num_instructions_to_generate)
if machine_instructions:
progress_bar.update(len(machine_instructions))
with open(os.path.join(args.batch_dir, "machine_generated_instructions.jsonl"), "a") as fout:
while len(machine_instructions) < args.num_instructions_to_generate:
batch_inputs = []
for _ in range(args.request_batch_size):
# sample machine instructions from the pool
prompt_instructions = sample_machine_instructions(
machine_instructions,
similarities=None,
n=2)
# sample human instructions from the pool
prompt_instructions += random.sample(seed_instructions, args.num_prompt_instructions - len(prompt_instructions))
random.shuffle(prompt_instructions)
prompt = encode_prompt(prompt_instructions, classification=args.use_clf_seed_tasks_only)
batch_inputs.append(prompt)
results = make_gpt3_requests(
engine=args.engine,
prompts=batch_inputs,
max_tokens=1024,
temperature=0.7,
top_p=0.5,
frequency_penalty=0,
presence_penalty=2,
stop_sequences=["\n\n", "\n16", "16.", "16 ."],
logprobs=1,
n=1,
best_of=1,
api_key=args.api_key,
organization=args.organization,
)
instructions = []
all_metadata = []
for result in results:
new_instructions = post_process_gpt3_response(result["response"])
instructions += new_instructions
all_metadata += [result] * len(new_instructions)
for inst, metadata in zip(instructions, all_metadata):
with Pool(4) as p:
rouge_scores = p.map(partial(scorer.score, inst), seed_instructions + machine_instructions)
rouge_scores = [score["rougeL"].fmeasure for score in rouge_scores]
# rouge_scores = [scorer.score(inst, e_inst)["rougeL"].fmeasure for e_inst in human_instructions + machine_instructions]
if max(rouge_scores) > 0.7:
continue
all_instructions = seed_instructions + machine_instructions
most_similar_instructions = {
all_instructions[i] : rouge_scores[i] for i in np.argsort(rouge_scores)[-10:][::-1]
}
machine_instructions.append(inst)
fout.write(json.dumps({
"instruction": inst,
"most_similar": most_similar_instructions,
"avg_similarity_score": float(np.mean(rouge_scores)),
"metadata": metadata,
"request_idx": request_idx
}) + "\n")
progress_bar.update(1)
request_idx += 1