Oxylabs 集成

pip install -qU langchain-oxylabs

import getpass
import os

os.environ["OXYLABS_USERNAME"] = getpass.getpass("Enter your Oxylabs username: ")
os.environ["OXYLABS_PASSWORD"] = getpass.getpass("Enter your Oxylabs password: ")

from langchain_oxylabs import OxylabsSearchAPIWrapper, OxylabsSearchRun

oxylabs_wrapper = OxylabsSearchAPIWrapper()
tool_ = OxylabsSearchRun(wrapper=oxylabs_wrapper)

tool_.invoke({"query": "Restaurants in Paris."})

tool_ = OxylabsSearchRun(
    wrapper=oxylabs_wrapper,
    kwargs={
        "result_categories": [
            "local_information",
            "combined_search_result",
        ]
    },
)

from pprint import pprint

model_generated_tool_call = {
    "args": {
        "query": "Visit restaurants in Vilnius.",
        "geo_location": "Vilnius,Lithuania",
    },
    "id": "1",
    "name": "oxylabs_search",
    "type": "tool_call",
}
tool_call_result = tool_.invoke(model_generated_tool_call)

# 内容是结果的 JSON 字符串
pprint(tool_call_result.content)

pip install -qU "langchain[openai]" langgraph

import getpass
import os

from langchain.chat_models import init_chat_model

os.environ["OPENAI_API_KEY"] = getpass.getpass("Enter API key for Openai: ")
model = init_chat_model("gpt-5.4-mini", model_provider="openai")

from langchain.agents import create_agent


# 初始化 OxylabsSearchRun 工具
tool_ = OxylabsSearchRun(wrapper=oxylabs_wrapper)

agent = create_agent(model, [tool_])

user_input = "What happened in the latest Burning Man floods?"

for step in agent.stream(
    {"messages": user_input},
    stream_mode="values",
):
    step["messages"][-1].pretty_print()

import json

from langchain_oxylabs import OxylabsSearchResults

tool_ = OxylabsSearchResults(wrapper=oxylabs_wrapper)

response_results = tool_.invoke({"query": "What are the most famous artists?"})
response_results = json.loads(response_results)

for result in response_results:
    for key, value in result.items():
        print(f"{key}: {value}")