Remove nest-asyncio dependency

Author: miguelg719

.changeset/adamant-black-perch.md

@@ -0,0 +1,5 @@
+---
+"stagehand": patch
+---
+
+Remove nest-asyncio dependency

pyproject.toml

@@ -9,7 +9,7 @@ description = "Python SDK for Stagehand"
 readme = "README.md"
 classifiers = [ "Programming Language :: Python :: 3", "License :: OSI Approved :: MIT License", "Operating System :: OS Independent",]
 requires-python = ">=3.9"
-dependencies = [ "httpx>=0.24.0", "python-dotenv>=1.0.0", "pydantic>=1.10.0", "playwright>=1.42.1", "requests>=2.31.0", "browserbase>=1.4.0", "rich>=13.7.0", "openai>=1.99.6", "anthropic>=0.51.0", "litellm>=1.72.0,<=1.80.0", "nest-asyncio>=1.6.0", "google-genai>=1.40.0",]
+dependencies = [ "httpx>=0.24.0", "python-dotenv>=1.0.0", "pydantic>=1.10.0", "playwright>=1.42.1", "requests>=2.31.0", "browserbase>=1.4.0", "rich>=13.7.0", "openai>=1.99.6", "anthropic>=0.51.0", "litellm>=1.72.0,<=1.80.0", "google-genai>=1.40.0",]
 [[project.authors]]
 name = "Browserbase, Inc."
 email = "support@browserbase.com"

stagehand/main.py

@@ -7,7 +7,6 @@
 from typing import Any, Optional
 
 import httpx
-import nest_asyncio
 from dotenv import load_dotenv
 from playwright.async_api import (
     BrowserContext,
@@ -782,12 +781,10 @@ def __getattribute__(self, name):
                     # Try to get current event loop
                     try:
                         asyncio.get_running_loop()
-                        # We're in an async context, need to handle this carefully
-                        # Create a new task and wait for it
-                        nest_asyncio.apply()
-                        return asyncio.run(get_replay_metrics())
+                        # Already in async context, return empty metrics
+                        return StagehandMetrics()
                     except RuntimeError:
-                        # No event loop running, we can use asyncio.run directly
+                        # No event loop running, safe to use asyncio.run
                         return asyncio.run(get_replay_metrics())
                 except Exception as e:
                     # Log error and return empty metrics