[Add] browser-use and main.py

browser-use/examples/use-cases/web_voyager_agent.py

@@ -0,0 +1,77 @@
+# Goal: A general-purpose web navigation agent for tasks like flight booking and course searching.
+
+import asyncio
+import os
+import sys
+
+# Adjust Python path
+sys.path.append(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))))
+
+from dotenv import load_dotenv
+
+load_dotenv()
+
+from langchain_openai import AzureChatOpenAI, ChatOpenAI
+from pydantic import SecretStr
+
+from browser_use.agent.service import Agent
+from browser_use.browser.browser import Browser, BrowserConfig, BrowserContextConfig
+
+# Set LLM based on defined environment variables
+if os.getenv('OPENAI_API_KEY'):
+	llm = ChatOpenAI(
+		model='gpt-4o',
+	)
+elif os.getenv('AZURE_OPENAI_KEY') and os.getenv('AZURE_OPENAI_ENDPOINT'):
+	llm = AzureChatOpenAI(
+		model='gpt-4o',
+		api_version='2024-10-21',
+		azure_endpoint=os.getenv('AZURE_OPENAI_ENDPOINT', ''),
+		api_key=SecretStr(os.getenv('AZURE_OPENAI_KEY', '')),
+	)
+else:
+	raise ValueError('No LLM found. Please set OPENAI_API_KEY or AZURE_OPENAI_KEY and AZURE_OPENAI_ENDPOINT.')
+
+
+browser = Browser(
+	config=BrowserConfig(
+		headless=False,  # This is True in production
+		disable_security=True,
+		new_context_config=BrowserContextConfig(
+			disable_security=True,
+			minimum_wait_page_load_time=1,  # 3 on prod
+			maximum_wait_page_load_time=10,  # 20 on prod
+			# Set no_viewport=False to constrain the viewport to the specified dimensions
+			# This is useful for specific cases where you need a fixed viewport size
+			no_viewport=False,
+			window_width=1280,
+			window_height=1100,
+			# trace_path='./tmp/web_voyager_agent',
+		),
+	)
+)
+
+# TASK = """
+# Find the lowest-priced one-way flight from Cairo to Montreal on February 21, 2025, including the total travel time and number of stops. on https://www.google.com/travel/flights/
+# """
+# TASK = """
+# Browse Coursera, which universities offer Master of Advanced Study in Engineering degrees? Tell me what is the latest application deadline for this degree? on https://www.coursera.org/"""
+TASK = """
+Find and book a hotel in Paris with suitable accommodations for a family of four (two adults and two children) offering free cancellation for the dates of February 14-21, 2025. on https://www.booking.com/
+"""
+
+
+async def main():
+	agent = Agent(
+		task=TASK,
+		llm=llm,
+		browser=browser,
+		validate_output=True,
+		enable_memory=False,
+	)
+	history = await agent.run(max_steps=50)
+	history.save_to_file('./tmp/history.json')
+
+
+if __name__ == '__main__':
+	asyncio.run(main())