PyGithub · didot · Jan 6, 2025
diff --git a/github/PullRequest.py b/github/PullRequest.py
@@ -920,6 +920,56 @@ def update_branch(self, expected_head_sha: Opt[str] = NotSet) -> bool:
         )
         return status == 202
 
+    def convert_to_draft(
+        self,
+        client_mutation_id: Opt[str] = NotSet,
+    ) -> dict[str, Any]:
+        """
+        :calls: `POST /graphql <https://docs.github.com/en/graphql>`_ to convert pull request to draft
+        <https://docs.github.com/en/graphql/reference/mutations#convertpullrequesttodraft>
+        """
+        assert is_optional(client_mutation_id, str), client_mutation_id
+
+        # Define the variables
+        variables = {
+            "pullRequestId": self.node_id,
+            "clientMutationId": client_mutation_id,
+        }
+
+        # Make the request
+        _, data = self._requester.graphql_named_mutation(
+            mutation_name="convertPullRequestToDraft",
+            mutation_input=NotSet.remove_unset_items(variables),
+            output_schema="clientMutationId pullRequest { isDraft }",
+        )
+        self._useAttributes({"draft": data["pullRequest"]["isDraft"]})
+        return data
+
+    def mark_ready_for_review(
+        self,
+        client_mutation_id: Opt[str] = NotSet,
+    ) -> dict[str, Any]:
+        """
+        :calls: `POST /graphql <https://docs.github.com/en/graphql>`_ to mark pull request ready for review
+        <https://docs.github.com/en/graphql/reference/mutations#markpullrequestreadyforreview>
+        """
+        assert is_optional(client_mutation_id, str), client_mutation_id
+
+        # Define the variables
+        variables = {
+            "pullRequestId": self.node_id,
+            "clientMutationId": client_mutation_id,
+        }
+
+        # Make the request
+        _, data = self._requester.graphql_named_mutation(
+            mutation_name="markPullRequestReadyForReview",
+            mutation_input=NotSet.remove_unset_items(variables),
+            output_schema="clientMutationId pullRequest { isDraft }",
+        )
+        self._useAttributes({"draft": data["pullRequest"]["isDraft"]})
+        return data
+
     def _useAttributes(self, attributes: dict[str, Any]) -> None:
         if "additions" in attributes:  # pragma no branch
             self._additions = self._makeIntAttribute(attributes["additions"])

diff --git a/tests/PullRequest2989.py b/tests/PullRequest2989.py
@@ -0,0 +1,53 @@
+############################ Copyrights and license ############################
+#                                                                              #
+# Copyright 2025 Bruno Didot <[email protected]>                                #
+#                                                                              #
+# This file is part of PyGithub.                                               #
+# http://pygithub.readthedocs.io/                                              #
+#                                                                              #
+# PyGithub is free software: you can redistribute it and/or modify it under    #
+# the terms of the GNU Lesser General Public License as published by the Free  #
+# Software Foundation, either version 3 of the License, or (at your option)    #
+# any later version.                                                           #
+#                                                                              #
+# PyGithub is distributed in the hope that it will be useful, but WITHOUT ANY  #
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS    #
+# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more #
+# details.                                                                     #
+#                                                                              #
+# You should have received a copy of the GNU Lesser General Public License     #
+# along with PyGithub. If not, see <http://www.gnu.org/licenses/>.             #
+#                                                                              #
+################################################################################
+
+from . import Framework
+
+
+class PullRequest2989(Framework.TestCase):
+    def setUp(self):
+        super().setUp()
+        r = self.g.get_repo("didot/PyGithub", lazy=True)
+        self.ready_pr = r.get_pull(1)
+        self.draft_pr = r.get_pull(2)
+
+    def testConvertToDraft(self):
+        self.assertFalse(self.ready_pr.draft)
+        response = self.ready_pr.convert_to_draft()
+        self.assertTrue(self.ready_pr.draft)
+        assert response == {
+            "clientMutationId": None,
+            "pullRequest": {
+                "isDraft": True,
+            },
+        }
+
+    def testMarkReadyForReview(self):
+        self.assertTrue(self.draft_pr.draft)
+        response = self.draft_pr.mark_ready_for_review()
+        self.assertFalse(self.draft_pr.draft)
+        assert response == {
+            "clientMutationId": None,
+            "pullRequest": {
+                "isDraft": False,
+            },
+        }