[Add] browser-use and main.py

browser-use/examples/features/outsource_state.py

@@ -0,0 +1,70 @@
+"""
+Show how to use custom outputs.
+
+@dev You need to add OPENAI_API_KEY to your environment variables.
+"""
+
+import asyncio
+import os
+import sys
+
+sys.path.append(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))))
+
+from dotenv import load_dotenv
+
+load_dotenv()
+
+import anyio
+from langchain_openai import ChatOpenAI
+
+from browser_use import Agent
+from browser_use.agent.views import AgentState
+from browser_use.browser.browser import Browser, BrowserConfig
+
+
+async def main():
+	task = 'Go to hackernews show hn and give me the first  5 posts'
+
+	browser = Browser(
+		config=BrowserConfig(
+			headless=True,
+		)
+	)
+
+	browser_context = await browser.new_context()
+
+	agent_state = AgentState()
+
+	for i in range(10):
+		agent = Agent(
+			task=task,
+			llm=ChatOpenAI(model='gpt-4o'),
+			browser=browser,
+			browser_context=browser_context,
+			injected_agent_state=agent_state,
+			page_extraction_llm=ChatOpenAI(model='gpt-4o-mini'),
+		)
+
+		done, valid = await agent.take_step()
+		print(f'Step {i}: Done: {done}, Valid: {valid}')
+
+		if done and valid:
+			break
+
+		agent_state.history.history = []
+
+		# Save state to file
+		async with await anyio.open_file('agent_state.json', 'w') as f:
+			serialized = agent_state.model_dump_json(exclude={'history'})
+			await f.write(serialized)
+
+		# Load state back from file
+		async with await anyio.open_file('agent_state.json', 'r') as f:
+			loaded_json = await f.read()
+			agent_state = AgentState.model_validate_json(loaded_json)
+
+		break
+
+
+if __name__ == '__main__':
+	asyncio.run(main())