ruby - How to zip the content from a set of urls -

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i have list of urls:

urls = ["google.com", ..., ...]

i zip content of urls after getting them, without downloading them , zipping them.

is there way pipe content rubyzip? , keeps adding things zip?

something like: 

photos.each |photo|   zip["photo_#{photo.id}.png"] = file.open(photo.url) end


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