Stale Bot (#10509)

* Add stale bot to Github Actions

* Update message

* Message for assignee

* Update scripts/stale.py

* Uncomment & stop testing

.github/stale.yml

-# Number of days of inactivity before an issue becomes stale
-daysUntilStale: 60
-# Number of days of inactivity before a stale issue is closed
-daysUntilClose: 7
-# Issues with these labels will never be considered stale
-exemptLabels:
-  - pinned
-  - security
-  - "Feature request"
-  - "New model"
-# Label to use when marking an issue as stale
-staleLabel: wontfix
-# Comment to post when marking an issue as stale. Set to `false` to disable
-markComment: >
-  This issue has been automatically marked as stale because it has not had
-  recent activity. It will be closed if no further activity occurs. Thank you
-  for your contributions.
-# Comment to post when closing a stale issue. Set to `false` to disable
-closeComment: false
\ No newline at end of file

.github/workflows/stale.yml

+name: Stale Bot
+
+on:
+  schedule:
+    - cron: "0 0 * * *"
+
+jobs:
+  close_stale_issues:
+    name: Close Stale Issues
+    if: github.repository == 'huggingface/transformers'
+    runs-on: ubuntu-latest
+    env:
+      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Setup Python
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.7
+
+    - name: Install requirements
+      run: |
+        pip install PyGithub
+    - name: Close stale issues
+      run: |
+        python scripts/stale.py
\ No newline at end of file

scripts/stale.py

+# Copyright 2021 The HuggingFace Team, the AllenNLP library authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""
+Script to close stale issue. Taken in part from the AllenNLP repository.
+https://github.com/allenai/allennlp.
+"""
+from datetime import datetime as dt
+import os
+
+from github import Github
+
+
+LABELS_TO_EXEMPT = [
+    "good first issue",
+    "good second issue",
+    "feature request",
+    "new model",
+]
+
+
+def main():
+    g = Github(os.environ["GITHUB_TOKEN"])
+    repo = g.get_repo("huggingface/transformers")
+    open_issues = repo.get_issues(state="open")
+
+    for issue in open_issues:
+        if (
+            not issue.assignees
+            and (dt.utcnow() - issue.updated_at).days > 21
+            and (dt.utcnow() - issue.created_at).days >= 30
+            and not any(label.name.lower() in LABELS_TO_EXEMPT for label in issue.get_labels())
+        ):
+            print("Closing", issue)
+            issue.create_comment(
+                "This issue has been automatically marked as stale and been closed because it has not had "
+                "recent activity. Thank you for your contributions.\n\nIf you think this still needs to be addressed"
+                " please comment on this thread."
+            )
+            issue.add_to_labels("wontfix")
+            issue.edit(state="closed")
+        elif (
+            len(issue.assignees) > 0
+            and (dt.utcnow() - issue.updated_at).days > 21
+            and (dt.utcnow() - issue.created_at).days >= 30
+        ):
+            for assignee in issue.assignees:
+                print(f"Issue {issue.number}. Pinging {assignee.name} with message")
+                print(f"Hey @{assignee.login}, could you take a second look at this issue?")
+
+                issue.create_comment(
+                   f"Hey @{assignee.login}, could you take a second look at this issue?"
+                )
+
+
+if __name__ == "__main__":
+    main()