release(core): 1.2.1 (#34370)

libs/core/langchain_core/version.py

@@ -1,3 +1,3 @@
 """langchain-core version information and utilities."""
 
-VERSION = "1.2.0"
+VERSION = "1.2.1"

libs/core/pyproject.toml

@@ -9,7 +9,7 @@ license = {text = "MIT"}
 readme = "README.md"
 authors = []
 
-version = "1.2.0"
+version = "1.2.1"
 requires-python = ">=3.10.0,<4.0.0"
 dependencies = [
     "langsmith>=0.3.45,<1.0.0",

libs/core/uv.lock

@@ -983,7 +983,7 @@ wheels = [
 
 [[package]]
 name = "langchain-core"
-version = "1.2.0"
+version = "1.2.1"
 source = { editable = "." }
 dependencies = [
     { name = "jsonpatch" },
@@ -1078,7 +1078,7 @@ typing = [
 
 [[package]]
 name = "langchain-tests"
-version = "1.0.2"
+version = "1.1.0"
 source = { directory = "../standard-tests" }
 dependencies = [
     { name = "httpx" },
@@ -1123,7 +1123,7 @@ typing = [
 
 [[package]]
 name = "langchain-text-splitters"
-version = "1.0.0"
+version = "1.1.0"
 source = { directory = "../text-splitters" }
 dependencies = [
     { name = "langchain-core" },