Python - search url in text using find()

# author: Bartlomiej "furas" Burek (https://blog.furas.pl)
# 2020.04.13

text = "The link to your file is https://filecloud.com/12345/sample.png.html. If this link doesn't work, try https://filecloudlinks.com/12345/sample.png.html."

pos = 0
start = text.find("https", pos)
end   = text.find(".html", pos) + len(".html")

while start != -1 and end != -1:
    print(text[start:end])

    pos = end
    start = text.find("https", pos)
    end   = text.find(".html", pos) + len(".html")