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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106#!/usr/bin/env python3"""Replace 'bug/feature/crash' labels with 'Bug/Feature/Crash' types on openGitHub issues.
Requires `requests` library and a GitHub access token with "Issues (write)"permission passed as an environment variable.Was used as a quick-and-dirty one-off-bulk-operation script to clean up issuetypes in the `zed` repository. Leaving it here for reference only; there's noerror handling, you've been warned."""
import loggingimport os
import requests
logging.basicConfig(level=logging.INFO)log = logging.getLogger(__name__)
GITHUB_API_BASE_URL = "https://api.github.com"REPO_OWNER = "zed-industries"REPO_NAME = "zed"GITHUB_TOKEN = os.getenv("GITHUB_TOKEN")HEADERS = { "Authorization": f"token {GITHUB_TOKEN}", "Accept": "application/vnd.github+json"}LABELS_TO_TYPES = { 'bug': 'Bug', 'feature': 'Feature', 'crash': 'Crash', }
def get_open_issues_without_type(repo): """Get open issues without type via GitHub's REST API.""" issues = [] issues_url = f"{GITHUB_API_BASE_URL}/repos/{REPO_OWNER}/{repo}/issues"
log.info("Start fetching issues from the GitHub API.") params = { "state": "open", "type": "none", "page": 1, "per_page": 100, # worked fine despite the docs saying 30 } while True: response = requests.get(issues_url, headers=HEADERS, params=params) response.raise_for_status() issues.extend(response.json()) log.info(f"Fetched the next page, total issues so far: {len(issues)}.")
# is there a next page? link_header = response.headers.get('Link', '') if 'rel="next"' not in link_header: break params['page'] += 1
log.info("Done fetching issues.") return issues
def replace_labels_with_types(issues, labels_to_types): """Replace labels with types, a new attribute of issues.
Only changes the issues with one type-sounding label, leaving those with two labels (e.g. `bug` *and* `crash`) alone, logging a warning. """ for issue in issues: log.debug(f"Processing issue {issue['number']}.") # for GitHub, all PRs are issues but not all issues are PRs; skip PRs if 'pull_request' in issue: continue issue_labels = (label['name'] for label in issue['labels']) matching_labels = labels_to_types.keys() & set(issue_labels) if len(matching_labels) != 1: log.warning( f"Issue {issue['url']} has either no or multiple type-sounding " "labels, won't be processed.") continue label_to_replace = matching_labels.pop() issue_type = labels_to_types[label_to_replace] log.debug( f"Replacing label {label_to_replace} with type {issue_type} " f"for issue {issue['title']}.")
# add the type api_url_issue = f"{GITHUB_API_BASE_URL}/repos/{REPO_OWNER}/{REPO_NAME}/issues/{issue['number']}" add_type_response = requests.patch( api_url_issue, headers=HEADERS, json={"type": issue_type}) add_type_response.raise_for_status() log.debug(f"Added type {issue_type} to issue {issue['title']}.")
# delete the label api_url_delete_label = f"{GITHUB_API_BASE_URL}/repos/{REPO_OWNER}/{REPO_NAME}/issues/{issue['number']}/labels/{label_to_replace}" delete_response = requests.delete(api_url_delete_label, headers=HEADERS) delete_response.raise_for_status() log.info( f"Deleted label {label_to_replace} from issue {issue['title']}.")
if __name__ == "__main__": open_issues_without_type = get_open_issues_without_type(REPO_NAME) replace_labels_with_types(open_issues_without_type, LABELS_TO_TYPES)