createcanopy

[VincyaneBadouard]

• code
• test
• document (V0)
• Sylvain's check (code)
• Geraldine check (doc)

[sylvainschmitt]

I like the graph!

• I'm not sure either about the name of the function, but I do not have anything else better, so you may ignore that comment
• Similarly you lack the return in your code, this is a bad habit

Everything else is perfect and the code is very clean short and effective so kudos!