get_contribs.py

"""A way to get all GH contributors by diffing tags alone, without using release milestone."""

import subprocess

GET_PR_HISTORY_QUERY = """
query getPRHistory(
  $owner: String!
  $name: String!
  $tag_name: String!
  $after: String
  $since: GitTimestamp!
) {
  repository(owner: $owner, name: $name) {
    ref(qualifiedName: $tag_name) {
      target {
        ... on Commit {
          # querying 99 costs 1 while querying 100 costs 2
          history(first: 99, after: $after, since: $since) {
            nodes {
              author {
                email
                name
                user {
                  login
                }
              }
              associatedPullRequests(first:1) {
                nodes {
                  author {
                    login
                  }
                  latestOpinionatedReviews(first: 100, writersOnly: true) {
              			nodes {
                			author {
                  			login
			                }
      			        }
			            }
                }
              }
            }
            pageInfo {
              hasNextPage
              endCursor
            }
          }
        }
      }
    }
  }
}
""".strip()

tag_name = "3.3.0"

previous_tag = subprocess.check_output(
    ("git", "describe", "--abbrev=0", "--tags", f"{tag_name}~")
)
previous_tag_date = subprocess.check_output(
    ("git", "tag", "-l", previous_tag, "--format", "%(creatordate:iso-strict)")
)

variables = {
    "owner": "Cog-Creators",
    "name": "Red-DiscordBot",
    "tag_name": tag_name,
    "after": None,
    "since": previous_tag_date,
}
# TODO: Make GraphQL query here with the above query variables,
# and fetch all pages into `nodes` variable

authors = set()

for node in nodes:
    commit_user = node["author"]["user"]
    if commit_user is not None:
        authors.add(commit_user["login"])
    prs = node["associatedPullRequests"]["nodes"]
    for pr in prs:
        authors.add(pr["author"]["login"])
        reviews = pr["latestOpinionatedReviews"]["nodes"]
        for review in reviews:
            authors.add(review["author"]["login"])

print(", ".join(map(":ghuser:`{}`".format, sorted(authors, key=str.lower))))