chore(core): docstring nits (#33285)

Author: mdrxy

libs/core/langchain_core/_api/__init__.py

@@ -4,8 +4,8 @@
 
 !!! warning
 
-    This module and its submodules are for internal use only.  Do not use them
-    in your own code.  We may change the API at any time with no warning.
+    This module and its submodules are for internal use only. Do not use them in your
+    own code.  We may change the API at any time with no warning.
 
 """
 

libs/core/langchain_core/_api/beta_decorator.py

@@ -6,8 +6,8 @@
 
 !!! warning
 
-    This module is for internal use only.  Do not use it in your own code.
-    We may change the API at any time with no warning.
+    This module is for internal use only. Do not use it in your own code. We may change
+    the API at any time with no warning.
 """
 
 import contextlib

libs/core/langchain_core/_api/deprecation.py

@@ -6,8 +6,8 @@
 
 !!! warning
 
-    This module is for internal use only.  Do not use it in your own code.
-    We may change the API at any time with no warning.
+    This module is for internal use only. Do not use it in your own code. We may change
+    the API at any time with no warning.
 """
 
 import contextlib
@@ -540,9 +540,9 @@ def rename_parameter(
 ) -> Callable[[Callable[_P, _R]], Callable[_P, _R]]:
     """Decorator indicating that parameter *old* of *func* is renamed to *new*.
 
-    The actual implementation of *func* should use *new*, not *old*.  If *old*
-    is passed to *func*, a DeprecationWarning is emitted, and its value is
-    used, even if *new* is also passed by keyword.
+    The actual implementation of *func* should use *new*, not *old*. If *old* is passed
+    to *func*, a DeprecationWarning is emitted, and its value is used, even if *new* is
+    also passed by keyword.
 
     Args:
         since: The version in which the parameter was renamed.

libs/core/langchain_core/runnables/base.py

@@ -1792,17 +1792,17 @@ def with_alisteners(
             def format_t(timestamp: float) -> str:
                 return datetime.fromtimestamp(timestamp, tz=timezone.utc).isoformat()
 
-            async def test_runnable(time_to_sleep : int):
+            async def test_runnable(time_to_sleep: int):
                 print(f"Runnable[{time_to_sleep}s]: starts at {format_t(time.time())}")
                 await asyncio.sleep(time_to_sleep)
                 print(f"Runnable[{time_to_sleep}s]: ends at {format_t(time.time())}")
 
-            async def fn_start(run_obj : Runnable):
+            async def fn_start(run_obj: Runnable):
                 print(f"on start callback starts at {format_t(time.time())}")
                 await asyncio.sleep(3)
                 print(f"on start callback ends at {format_t(time.time())}")
 
-            async def fn_end(run_obj : Runnable):
+            async def fn_end(run_obj: Runnable):
                 print(f"on end callback starts at {format_t(time.time())}")
                 await asyncio.sleep(2)
                 print(f"on end callback ends at {format_t(time.time())}")

libs/core/langchain_core/utils/utils.py

@@ -510,4 +510,4 @@ def ensure_id(id_val: Optional[str]) -> str:
     Returns:
         A string ID, either the validated provided value or a newly generated UUID4.
     """
-    return id_val or str(f"{LC_AUTO_PREFIX}{uuid4()}")
+    return id_val or f"{LC_AUTO_PREFIX}{uuid4()}"

libs/langchain/langchain_classic/_api/__init__.py

@@ -4,8 +4,8 @@
 
 !!! warning
 
-    This module and its submodules are for internal use only.  Do not use them
-    in your own code.  We may change the API at any time with no warning.
+    This module and its submodules are for internal use only. Do not use them in your
+    own code.  We may change the API at any time with no warning.
 
 """
 

libs/langchain/langchain_classic/chains/llm_summarization_checker/__init__.py

@@ -2,6 +2,6 @@
 
 Chain that tries to verify the accuracy of text generation by splitting it into a
 list of facts, then checking if those facts are true or not, and rewriting
-the text to make it more truth-ful.  It will repeat this loop until it hits `max_tries`
-or gets to a "true" output.
+the text to make it more truthful. It will repeat this loop until it hits `max_tries` or
+gets to a "true" output.
 """