From 195c4341c5e7ecf264e162387096e9816d67298f Mon Sep 17 00:00:00 2001
From: "jiangqi.rrt" <jiangqi.rrt@bytedance.com>
Date: Tue, 6 Jan 2026 19:52:16 +0800
Subject: [PATCH] aupport span discard

---
 CHANGLOG.md                          | 4 ++++
 cozeloop/internal/trace/noop_span.py | 3 +++
 cozeloop/internal/trace/span.py      | 3 +++
 cozeloop/span.py                     | 6 ++++++
 pyproject.toml                       | 2 +-
 5 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/CHANGLOG.md b/CHANGLOG.md
index 6cd27b0..73df7fd 100644
--- a/CHANGLOG.md
+++ b/CHANGLOG.md
@@ -1,3 +1,7 @@
+## [0.1.22] - 2026-01-06
+### Added
+- support span discard
+
 ## [0.1.21] - 2025-12-23
 ### Added
 - runtime scene support get from env
diff --git a/cozeloop/internal/trace/noop_span.py b/cozeloop/internal/trace/noop_span.py
index 0ef89e5..561fb0b 100644
--- a/cozeloop/internal/trace/noop_span.py
+++ b/cozeloop/internal/trace/noop_span.py
@@ -34,6 +34,9 @@ def set_tags(self, tag_kvs: Dict[str, Any]) -> None:
     def set_baggage(self, baggage_items: Dict[str, str]) -> None:
         pass
 
+    def discard(self) -> None:
+        pass
+
     def finish(self) -> None:
         pass
 
diff --git a/cozeloop/internal/trace/span.py b/cozeloop/internal/trace/span.py
index 98228b7..a4f1328 100644
--- a/cozeloop/internal/trace/span.py
+++ b/cozeloop/internal/trace/span.py
@@ -490,6 +490,9 @@ def set_baggage_item(self, restricted_key: str, value: str):
         with self.lock:
             super().set_baggage_item(restricted_key, value)
 
+    def discard(self) -> None:
+        delete_span_in_context(self.span_id)
+
     def finish(self):
         try:
             if not self.is_do_finish():
diff --git a/cozeloop/span.py b/cozeloop/span.py
index ec1f7c4..3f2c278 100644
--- a/cozeloop/span.py
+++ b/cozeloop/span.py
@@ -218,6 +218,12 @@ def finish(self) -> None:
         Under the hood, it is actually placed in an asynchronous queue waiting to be reported.
         """
 
+    @abstractmethod
+    def discard(self) -> None:
+        """
+        The span will be discarded, not be reported.
+        """
+
     @property
     @abstractmethod
     def start_time(self) -> datetime:
diff --git a/pyproject.toml b/pyproject.toml
index 7d1cb14..2d3ce6d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cozeloop"
-version = "0.1.21"
+version = "0.1.22"
 description = "coze loop sdk"
 authors = ["JiangQi715 <jiangqi.rrt@bytedance.com>"]
 license = "MIT"