Cleanup 3.13t references in tintype

Summary:
Update tintype files to reference 3.14t instead of 3.13t for free-threaded Python.

This is part of the Python 3.13 cleanup following the completion of the 3.13 deletion.

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overriding_review_checks_triggers_an_audit_and_retroactive_review
Oncall Short Name: plf

Differential Revision: D104294262

fbshipit-source-id: 4229f519795e40541abd95e33586677349082c48

Author: itamaro

snapshot_lib/SnapshotCapture.cpp

@@ -98,7 +98,7 @@ std::vector<std::pair<std::string, uint64_t>> extractLocalVars(
     // py::reinterpret_borrow creates a py::object that borrows the reference,
     // but when pushed to processingQueue, the copy constructor INCREFs.
     // This ensures the object stays alive during serialization.
-    // Note: In free-threaded Python (3.13t+), other threads may continue
+    // Note: In free-threaded Python (3.14t+), other threads may continue
     // executing and could mutate objects, but they won't be destroyed while
     // we hold this reference.
     processingQueue.emplace_back(py::reinterpret_borrow<py::object>(value), 0);
@@ -2313,7 +2313,7 @@ void SnapshotCapture::sampleSingleThread(
     bool alreadyHoldsLock) {
   // Directly capture the target thread using sys._current_frames().
   // The GIL is held by samplingLoop() via PyGILState_Ensure().
-  // Note: In free-threaded Python (3.13t+), other threads continue executing
+  // Note: In free-threaded Python (3.14t+), other threads continue executing
   // even with GIL held - we hold references to prevent object destruction,
   // but object state may be mutated during serialization.
 

snapshot_lib/SnapshotCapture.h

@@ -325,7 +325,7 @@ class SnapshotCapture {
    * Called by snapshotAllThreads() to capture all thread stacks.
    *
    * In standard Python, the GIL is held throughout, so other Python threads
-   * are paused and objects are stable. In free-threaded Python (3.13t+),
+   * are paused and objects are stable. In free-threaded Python (3.14t+),
    * other threads continue executing - we hold references to prevent object
    * destruction, but object state may be mutated during serialization.
    *
@@ -405,7 +405,7 @@ class SnapshotCapture {
    * Called from samplingLoop() with the GIL held. Uses sys._current_frames()
    * to directly capture the target thread's frame.
    *
-   * Note: In free-threaded Python (3.13t+), other threads continue executing
+   * Note: In free-threaded Python (3.14t+), other threads continue executing
    * even with GIL held - we hold references to prevent object destruction,
    * but object state may be mutated during serialization.
    */

tests/test_all_threads.py

@@ -16,7 +16,7 @@
 
 import tintype
 
-# Check if we're running in free-threaded Python (3.13t+)
+# Check if we're running in free-threaded Python (3.14t+)
 # snapshot_all_threads is disabled in free-threaded Python due to potential deadlocks
 IS_FREE_THREADED: bool = hasattr(sys, "_is_gil_enabled") and not sys._is_gil_enabled()
 

tests/test_sampling.py

@@ -17,7 +17,7 @@
 import tintype
 from tintype._sampling import disable_sampling, enable_sampling, sampling, SamplingMode
 
-# Check if we're running in free-threaded Python (3.13t+)
+# Check if we're running in free-threaded Python (3.14t+)
 # Sampling is disabled in free-threaded Python due to potential deadlocks
 IS_FREE_THREADED: bool = hasattr(sys, "_is_gil_enabled") and not sys._is_gil_enabled()