There are many ways to verify that the page has been reloaded,

[devmessias]

... time.sleep() is the only way I could implement that.... I need to finish my master's degree. https://github.com/bibcure/scihub2pdf/blob/7b9174d3902113deece888bfba34b9e5831c80df/scihub2pdf/scihub.py#L99