From e9da0533ca0671cde9989f896c7e3c26fdb0a9c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9my=20L=C3=A9one?= <remy.leone@gmail.com>
Date: Thu, 4 Apr 2019 12:08:49 +0200
Subject: [PATCH] Add a script util to check if a file is modified by an open
 PR (#12790)

---
 scripts/find_pr.py | 70 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100755 scripts/find_pr.py

diff --git a/scripts/find_pr.py b/scripts/find_pr.py
new file mode 100755
index 0000000000..503cf3121c
--- /dev/null
+++ b/scripts/find_pr.py
@@ -0,0 +1,70 @@
+#!/usr/bin/env python
+
+import os
+
+import click
+import requests
+from jinja2 import Template
+
+
+@click.command()
+@click.argument("path")
+@click.option("--tags",
+              multiple=True,
+              help="Tags of PullRequest (Can be passed multiple times)")
+@click.option("--token",
+              help="GitHub API token. (Default env variable GITHUB_TOKEN)",
+              default=os.environ.get("GITHUB_TOKEN", ""))
+@click.option("--last-n-pr",
+              help="Last n-th PullRequests",
+              default=100)
+def main(tags, token, path, last_n_pr):
+    """
+    Find what GitHub pull requests touch a given file.
+
+    ex:
+    ./find_pr.py --tags "language/fr" "content/fr/_index.html"
+    """
+    query = Template("""
+    query {
+      repository(name: "website", owner: "kubernetes") {
+        pullRequests({% if tags %}labels: [{% for tag in tags %}"{{ tag }}", {% endfor %}], {% endif %}last: {{ last_n_pr }}) {
+          edges {
+            node {
+              title
+              state
+              url
+              files (last: 100) {
+                edges {
+                  node {
+                    path
+                  }
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+    """).render(tags=tags, last_n_pr=last_n_pr)
+    r = requests.post("https://api.github.com/graphql",
+                      json={"query": query},
+                      headers={
+                          "Authorization": "token %s" % token,
+                          "Accept": "application/vnd.github.ocelot-preview+json",
+                          "Accept-Encoding": "gzip"
+                      })
+    reply = r.json()
+    prs = reply['data']['repository']['pullRequests']['edges']
+
+    for pr in prs:
+        files = pr["node"]["files"]["edges"]
+        for f in files:
+            if path == f["node"]["path"]:
+                print("%s (%s)" % (pr["node"]["title"], pr["node"]["state"]))
+                print(pr["node"]["url"])
+                print("----------------")
+
+
+if __name__ == '__main__':
+    main()