Files
pr-agent/pr_agent/tools/pr_similar_issue.py

276 lines
12 KiB
Python

from enum import Enum
from typing import List
import openai
import pandas as pd
import pinecone
from pinecone_datasets import Dataset, DatasetMetadata
from pydantic import BaseModel, Field
from pr_agent.algo import MAX_TOKENS
from pr_agent.algo.token_handler import TokenHandler
from pr_agent.config_loader import get_settings
from pr_agent.git_providers import get_git_provider
from pr_agent.log import get_logger
MODEL = "text-embedding-ada-002"
class PRSimilarIssue:
def __init__(self, issue_url: str, args: list = None):
if get_settings().config.git_provider != "github":
raise Exception("Only github is supported for similar issue tool")
self.cli_mode = get_settings().CONFIG.CLI_MODE
self.max_issues_to_scan = get_settings().pr_similar_issue.max_issues_to_scan
self.issue_url = issue_url
self.git_provider = get_git_provider()()
repo_name, issue_number = self.git_provider._parse_issue_url(issue_url.split('=')[-1])
self.git_provider.repo = repo_name
self.git_provider.repo_obj = self.git_provider.github_client.get_repo(repo_name)
self.token_handler = TokenHandler()
repo_obj = self.git_provider.repo_obj
repo_name_for_index = self.repo_name_for_index = repo_obj.full_name.lower().replace('/', '-').replace('_/', '-')
index_name = self.index_name = "codium-ai-pr-agent-issues"
# assuming pinecone api key and environment are set in secrets file
try:
api_key = get_settings().pinecone.api_key
environment = get_settings().pinecone.environment
except Exception:
if not self.cli_mode:
repo_name, original_issue_number = self.git_provider._parse_issue_url(self.issue_url.split('=')[-1])
issue_main = self.git_provider.repo_obj.get_issue(original_issue_number)
issue_main.create_comment("Please set pinecone api key and environment in secrets file")
raise Exception("Please set pinecone api key and environment in secrets file")
# check if index exists, and if repo is already indexed
run_from_scratch = False
upsert = True
pinecone.init(api_key=api_key, environment=environment)
if not index_name in pinecone.list_indexes():
run_from_scratch = True
upsert = False
else:
if get_settings().pr_similar_issue.force_update_dataset:
upsert = True
else:
pinecone_index = pinecone.Index(index_name=index_name)
res = pinecone_index.fetch([f"example_issue_{repo_name_for_index}"]).to_dict()
if res["vectors"]:
upsert = False
if run_from_scratch or upsert: # index the entire repo
get_logger().info('Indexing the entire repo...')
get_logger().info('Getting issues...')
issues = list(repo_obj.get_issues(state='all'))
get_logger().info('Done')
self._update_index_with_issues(issues, repo_name_for_index, upsert=upsert)
else: # update index if needed
pinecone_index = pinecone.Index(index_name=index_name)
issues_to_update = []
issues_paginated_list = repo_obj.get_issues(state='all')
counter = 1
for issue in issues_paginated_list:
if issue.pull_request:
continue
issue_str, comments, number = self._process_issue(issue)
issue_key = f"issue_{number}"
id = issue_key + "." + "issue"
res = pinecone_index.fetch([id]).to_dict()
is_new_issue = True
for vector in res["vectors"].values():
if vector['metadata']['repo'] == repo_name_for_index:
is_new_issue = False
break
if is_new_issue:
counter += 1
issues_to_update.append(issue)
else:
break
if issues_to_update:
get_logger().info(f'Updating index with {counter} new issues...')
self._update_index_with_issues(issues_to_update, repo_name_for_index, upsert=True)
else:
get_logger().info('No new issues to update')
async def run(self):
get_logger().info('Getting issue...')
repo_name, original_issue_number = self.git_provider._parse_issue_url(self.issue_url.split('=')[-1])
issue_main = self.git_provider.repo_obj.get_issue(original_issue_number)
issue_str, comments, number = self._process_issue(issue_main)
openai.api_key = get_settings().openai.key
get_logger().info('Done')
get_logger().info('Querying...')
res = openai.Embedding.create(input=[issue_str], engine=MODEL)
embeds = [record['embedding'] for record in res['data']]
pinecone_index = pinecone.Index(index_name=self.index_name)
res = pinecone_index.query(embeds[0],
top_k=5,
filter={"repo": self.repo_name_for_index},
include_metadata=True).to_dict()
relevant_issues_number_list = []
relevant_comment_number_list = []
score_list = []
for r in res['matches']:
issue_number = int(r["id"].split('.')[0].split('_')[-1])
if original_issue_number == issue_number:
continue
if issue_number not in relevant_issues_number_list:
relevant_issues_number_list.append(issue_number)
if 'comment' in r["id"]:
relevant_comment_number_list.append(int(r["id"].split('.')[1].split('_')[-1]))
else:
relevant_comment_number_list.append(-1)
score_list.append(str("{:.2f}".format(r['score'])))
get_logger().info('Done')
get_logger().info('Publishing response...')
similar_issues_str = "### Similar Issues\n___\n\n"
for i, issue_number_similar in enumerate(relevant_issues_number_list):
issue = self.git_provider.repo_obj.get_issue(issue_number_similar)
title = issue.title
url = issue.html_url
if relevant_comment_number_list[i] != -1:
url = list(issue.get_comments())[relevant_comment_number_list[i]].html_url
similar_issues_str += f"{i + 1}. **[{title}]({url})** (score={score_list[i]})\n\n"
if get_settings().config.publish_output:
response = issue_main.create_comment(similar_issues_str)
get_logger().info(similar_issues_str)
get_logger().info('Done')
def _process_issue(self, issue):
header = issue.title
body = issue.body
number = issue.number
if get_settings().pr_similar_issue.skip_comments:
comments = []
else:
comments = list(issue.get_comments())
issue_str = f"Issue Header: \"{header}\"\n\nIssue Body:\n{body}"
return issue_str, comments, number
def _update_index_with_issues(self, issues_list, repo_name_for_index, upsert=False):
get_logger().info('Processing issues...')
corpus = Corpus()
example_issue_record = Record(
id=f"example_issue_{repo_name_for_index}",
text="example_issue",
metadata=Metadata(repo=repo_name_for_index)
)
corpus.append(example_issue_record)
counter = 0
for issue in issues_list:
if issue.pull_request:
continue
counter += 1
if counter % 100 == 0:
get_logger().info(f"Scanned {counter} issues")
if counter >= self.max_issues_to_scan:
get_logger().info(f"Scanned {self.max_issues_to_scan} issues, stopping")
break
issue_str, comments, number = self._process_issue(issue)
issue_key = f"issue_{number}"
username = issue.user.login
created_at = str(issue.created_at)
if len(issue_str) < 8000 or \
self.token_handler.count_tokens(issue_str) < MAX_TOKENS[MODEL]: # fast reject first
issue_record = Record(
id=issue_key + "." + "issue",
text=issue_str,
metadata=Metadata(repo=repo_name_for_index,
username=username,
created_at=created_at,
level=IssueLevel.ISSUE)
)
corpus.append(issue_record)
if comments:
for j, comment in enumerate(comments):
comment_body = comment.body
num_words_comment = len(comment_body.split())
if num_words_comment < 10 or not isinstance(comment_body, str):
continue
if len(comment_body) < 8000 or \
self.token_handler.count_tokens(comment_body) < MAX_TOKENS[MODEL]:
comment_record = Record(
id=issue_key + ".comment_" + str(j + 1),
text=comment_body,
metadata=Metadata(repo=repo_name_for_index,
username=username, # use issue username for all comments
created_at=created_at,
level=IssueLevel.COMMENT)
)
corpus.append(comment_record)
df = pd.DataFrame(corpus.dict()["documents"])
get_logger().info('Done')
get_logger().info('Embedding...')
openai.api_key = get_settings().openai.key
list_to_encode = list(df["text"].values)
try:
res = openai.Embedding.create(input=list_to_encode, engine=MODEL)
embeds = [record['embedding'] for record in res['data']]
except:
embeds = []
get_logger().error('Failed to embed entire list, embedding one by one...')
for i, text in enumerate(list_to_encode):
try:
res = openai.Embedding.create(input=[text], engine=MODEL)
embeds.append(res['data'][0]['embedding'])
except:
embeds.append([0] * 1536)
df["values"] = embeds
meta = DatasetMetadata.empty()
meta.dense_model.dimension = len(embeds[0])
ds = Dataset.from_pandas(df, meta)
get_logger().info('Done')
api_key = get_settings().pinecone.api_key
environment = get_settings().pinecone.environment
if not upsert:
get_logger().info('Creating index from scratch...')
ds.to_pinecone_index(self.index_name, api_key=api_key, environment=environment)
else:
get_logger().info('Upserting index...')
namespace = ""
batch_size: int = 100
concurrency: int = 10
pinecone.init(api_key=api_key, environment=environment)
ds._upsert_to_index(self.index_name, namespace, batch_size, concurrency)
get_logger().info('Done')
class IssueLevel(str, Enum):
ISSUE = "issue"
COMMENT = "comment"
class Metadata(BaseModel):
repo: str
username: str = Field(default="@codium")
created_at: str = Field(default="01-01-1970 00:00:00.00000")
level: IssueLevel = Field(default=IssueLevel.ISSUE)
class Config:
use_enum_values = True
class Record(BaseModel):
id: str
text: str
metadata: Metadata
class Corpus(BaseModel):
documents: List[Record] = Field(default=[])
def append(self, r: Record):
self.documents.append(r)