如何使用Spotify API将艺术家的名称添加到端点？

I'm writing a basic page to search an artist's name, and I am having trouble using the endpoints. I can paste the search into my browser, and it works fine. However, when I run my program it doesn't seem to be pulling the query from the URL. It should be the exact same thing I thought?I'm writing a basic page to search an artist's