From 4d9ed2661e234ece66aa5649405b61c2ebb5b863 Mon Sep 17 00:00:00 2001
From: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
Date: Sat, 22 Mar 2025 19:59:12 +0200
Subject: [PATCH 1/2] Print summary of commit SHA and tag to email RMs

---
 run_release.py | 38 ++++++++++++++++++++++++++++++++------
 1 file changed, 32 insertions(+), 6 deletions(-)

diff --git a/run_release.py b/run_release.py
index 8f2f6738..a79c1525 100755
--- a/run_release.py
+++ b/run_release.py
@@ -813,6 +813,7 @@ def execute_command(command: str) -> None:
     execute_command(f"find {destination} -type f -exec chmod 664 {{}} \\;")
 
 
+@functools.cache
 def extract_github_owner(url: str) -> str:
     if https_match := re.match(r"(https://)?github\.com/([^/]+)/", url):
         return https_match.group(2)
@@ -824,25 +825,36 @@ def extract_github_owner(url: str) -> str:
         )
 
 
-def start_build_of_source_and_docs(db: ReleaseShelf) -> None:
-    # Get the git commit SHA for the tag
+@functools.cache
+def get_commit_sha(git_version: str, git_repo: Path) -> str:
+    """Get the Git commit SHA for the tag"""
     commit_sha = (
         subprocess.check_output(
-            ["git", "rev-list", "-n", "1", db["release"].gitname], cwd=db["git_repo"]
+            ["git", "rev-list", "-n", "1", git_version], cwd=git_repo
         )
         .decode()
         .strip()
     )
+    return commit_sha
+
 
-    # Get the owner of the GitHub repo (first path segment in a 'github.com' remote URL)
-    # This works for both 'https' and 'ssh' style remote URLs.
+@functools.cache
+def get_origin_remote_url(git_repo: Path) -> str:
+    """Get the owner of the GitHub repo (first path segment in a 'github.com' remote URL)
+    This works for both 'https' and 'ssh' style remote URLs."""
     origin_remote_url = (
         subprocess.check_output(
-            ["git", "ls-remote", "--get-url", "origin"], cwd=db["git_repo"]
+            ["git", "ls-remote", "--get-url", "origin"], cwd=git_repo
         )
         .decode()
         .strip()
     )
+    return origin_remote_url
+
+
+def start_build_of_source_and_docs(db: ReleaseShelf) -> None:
+    commit_sha = get_commit_sha(db["release"].gitname, db["git_repo"])
+    origin_remote_url = get_origin_remote_url(db["git_repo"])
     origin_remote_github_owner = extract_github_owner(origin_remote_url)
     # We ask for human verification at this point since this commit SHA is 'locked in'
     print()
@@ -887,6 +899,20 @@ def start_build_of_source_and_docs(db: ReleaseShelf) -> None:
 
 
 def send_email_to_platform_release_managers(db: ReleaseShelf) -> None:
+    commit_sha = get_commit_sha(db["release"].gitname, db["git_repo"])
+    origin_remote_url = get_origin_remote_url(db["git_repo"])
+    origin_remote_github_owner = extract_github_owner(origin_remote_url)
+    github_prefix = f"https://github.com/{origin_remote_github_owner}/cpython/tree"
+
+    print()
+    print(f"{github_prefix}/{db['release'].gitname}")
+    print(f"{github_prefix}/branch-{db['release']}")
+    print(f"Git commit SHA: {commit_sha}")
+    print(
+        "Source/docs build: https://github.com/python/release-tools/actions/runs/[ENTER-RUN-ID-HERE]"
+    )
+    print()
+
     if not ask_question(
         "Have you notified the platform release managers about the availability of the commit SHA and tag?"
     ):

From 209025f71fc6c430c63686ab040362d844f72a7f Mon Sep 17 00:00:00 2001
From: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>
Date: Fri, 11 Apr 2025 11:53:47 +0300
Subject: [PATCH 2/2] Leave out the branch URL

---
 run_release.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/run_release.py b/run_release.py
index a79c1525..08a67aa5 100755
--- a/run_release.py
+++ b/run_release.py
@@ -906,7 +906,6 @@ def send_email_to_platform_release_managers(db: ReleaseShelf) -> None:
 
     print()
     print(f"{github_prefix}/{db['release'].gitname}")
-    print(f"{github_prefix}/branch-{db['release']}")
     print(f"Git commit SHA: {commit_sha}")
     print(
         "Source/docs build: https://github.com/python/release-tools/actions/runs/[ENTER-RUN-ID-HERE]"