From ee66fa5aa988d52010d94a5e3941851bd5313639 Mon Sep 17 00:00:00 2001
From: aibrahiim <abdoibrahim1017@gmail.com>
Date: Thu, 22 Oct 2026 11:33:14 +0300
Subject: [PATCH] drop transformers 428

---
 .../trigger_files/beam_PostCommit_Python_Dependency.json  | 2 +-
 sdks/python/test-suites/tox/py311/build.gradle            | 8 +++-----
 sdks/python/tox.ini                                       | 6 +++---
 3 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/.github/trigger_files/beam_PostCommit_Python_Dependency.json b/.github/trigger_files/beam_PostCommit_Python_Dependency.json
index 9bc6afbb0969..0c0e8ca6a12b 100644
--- a/.github/trigger_files/beam_PostCommit_Python_Dependency.json
+++ b/.github/trigger_files/beam_PostCommit_Python_Dependency.json
@@ -1,4 +1,4 @@
 {
     "comment": "Modify this file in a trivial way to cause this test suite to run",
-    "modification": 5
+    "modification": 8
   }
diff --git a/sdks/python/test-suites/tox/py311/build.gradle b/sdks/python/test-suites/tox/py311/build.gradle
index 433b0052b08b..3228469cd6bd 100644
--- a/sdks/python/test-suites/tox/py311/build.gradle
+++ b/sdks/python/test-suites/tox/py311/build.gradle
@@ -145,11 +145,9 @@ toxTask "testPy311tensorflow-212", "py311-tensorflow-212", "${posargs}"
 test.dependsOn "testPy311tensorflow-212"
 postCommitPyDep.dependsOn "testPy311tensorflow-212"
 
-// Create a test task for each minor version of transformers
-toxTask "testPy311transformers-428", "py311-transformers-428", "${posargs}"
-test.dependsOn "testPy311transformers-428"
-postCommitPyDep.dependsOn "testPy311transformers-428"
-
+// Create a test task for each minor version of transformers.
+// Dropped transformers-428: sentence-transformers==2.2.2 + torch<1.14 is
+// ResolutionImpossible on Python 3.11 (see #30799).
 toxTask "testPy311transformers-447", "py311-transformers-447", "${posargs}"
 test.dependsOn "testPy311transformers-447"
 postCommitPyDep.dependsOn "testPy311transformers-447"
diff --git a/sdks/python/tox.ini b/sdks/python/tox.ini
index a1bc7ba3322d..7a822cab7593 100644
--- a/sdks/python/tox.ini
+++ b/sdks/python/tox.ini
@@ -503,15 +503,15 @@ commands =
   # Allow exit code 5 (no tests run) so that we can run this command safely on arbitrary subdirectories.
   /bin/sh -c 'pytest -o junit_suite_name={envname} --junitxml=pytest_{envname}.xml -n 6 -m uses_xgboost {posargs}; ret=$?; [ $ret = 5 ] && exit 0 || exit $ret'
 
-[testenv:py311-transformers-{428,447,latest}]
+[testenv:py311-transformers-{447,latest}]
 deps =
   # Environment dependencies are defined in the `setenv` section and installed in the `commands` section.
 pip_pre = False
 extras = test
 setenv =
     COMMON_DEPS = tensorflow==2.12.0 protobuf==4.25.5 pip==25.0.1
-    # sentence-transformers 2.2.2 is the latest version that supports transformers 4.28.x
-    428: DEPS = sentence-transformers==2.2.2 'transformers>=4.28.0,<4.29.0' 'torch>=1.9.0,<1.14.0'
+    # transformers-428 dropped: sentence-transformers==2.2.2 + torch<1.14 is
+    # ResolutionImpossible on Python 3.11.
     447: DEPS = 'transformers>=4.47.0,<4.48.0' 'torch>=1.9.0,<1.14.0'
     latest: DEPS = 'transformers>=4.55.0' 'torch>=2.0.0' 'accelerate>=1.6.0'
 commands =