docs: integration asyncio mode (#28306)

docs/docs/contributing/how_to/integrations/package.mdx

@@ -52,7 +52,7 @@ We recommended pinning these to the latest version: <img src="https://img.shield
 Note: Replace `<latest_version>` with the latest version of `langchain-tests` below.
 
 ```bash
-poetry add --group test pytest pytest-socket langchain-tests==<latest_version>
+poetry add --group test pytest pytest-socket pytest-asyncio langchain-tests==<latest_version>
 ```
 
 And finally, have poetry set up a virtual environment with your dependencies, as well

docs/docs/contributing/how_to/integrations/standard_tests.ipynb

@@ -1,13 +1,23 @@
 {
  "cells": [
   {
-   "cell_type": "markdown",
-   "metadata": {},
+   "cell_type": "raw",
+   "metadata": {
+    "vscode": {
+     "languageId": "raw"
+    }
+   },
    "source": [
     "---\n",
     "pagination_next: contributing/how_to/integrations/publish\n",
     "pagination_prev: contributing/how_to/integrations/package\n",
-    "---\n",
+    "---"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
     "# How to add standard tests to an integration\n",
     "\n",
     "When creating either a custom class for yourself or to publish in a LangChain integration, it is important to add standard tests to ensure it works as expected. This guide will show you how to add standard tests to a custom chat model, and you can **[Skip to the test templates](#standard-test-templates-per-component)** for implementing tests for each integration type.\n",
@@ -37,13 +47,13 @@
     "\n",
     "```bash\n",
     "poetry add langchain-core\n",
-    "poetry add --group test pytest pytest-socket langchain-tests==<latest_version>\n",
+    "poetry add --group test pytest pytest-socket pytest-asyncio langchain-tests==<latest_version>\n",
     "poetry install --with test\n",
     "```\n",
     "    </TabItem>\n",
     "    <TabItem value=\"pip\" label=\"Pip\">\n",
     "```bash\n",
-    "pip install -U langchain-core pytest pytest-socket langchain-tests\n",
+    "pip install -U langchain-core pytest pytest-socket pytest-asyncio langchain-tests\n",
     "\n",
     "# install current package in editable mode\n",
     "pip install --editable .\n",
@@ -160,21 +170,21 @@
     "\n",
     "```bash\n",
     "# run unit tests without network access\n",
-    "poetry run pytest --disable-socket --allow-unix-socket tests/unit_tests\n",
+    "poetry run pytest --disable-socket --allow-unix-socket --asyncio-mode=auto tests/unit_tests\n",
     "\n",
     "# run integration tests\n",
-    "poetry run pytest tests/integration_tests\n",
+    "poetry run pytest --asyncio-mode=auto tests/integration_tests\n",
     "```\n",
     "\n",
     "    </TabItem>\n",
     "    <TabItem value=\"pip\" label=\"Pip\">\n",
     "\n",
     "```bash\n",
     "# run unit tests without network access\n",
-    "pytest --disable-socket --allow-unix-socket tests/unit_tests\n",
+    "pytest --disable-socket --allow-unix-socket --asyncio-mode=auto tests/unit_tests\n",
     "\n",
     "# run integration tests\n",
-    "pytest tests/integration_tests\n",
+    "pytest --asyncio-mode=auto tests/integration_tests\n",
     "```\n",
     "\n",
     "    </TabItem>\n",
@@ -300,7 +310,7 @@
     "\n",
     "    @property\n",
     "    def embedding_model_params(self) -> dict:\n",
-    "        return {\"model\": \"nest-embed-001\", \"temperature\": 0}"
+    "        return {\"model\": \"nest-embed-001\"}"
    ]
   },
   {