pip install exa_pyfrom exa_py import Exa exa = Exa("EXA_API_KEY") results = exa.search( "latest development in machine learning", category="papers" ) { "results": [ { "score": 0.1836702525615692, "title": "Asymptotically Optimal Regret for Black-Box Predict-then-Optimize", "id": "https://arxiv.org/abs/2406.07866", "url": "https://arxiv.org/abs/2406.07866", "publishedDate": "2024-06-12", "author":