Getting the array as GET query parameters in Python
request.args
is a MultiDict instance (MultiDict, Flask request api).
request.args[key] ## returns a single value, the first if there are multiplerequest.args.getlist(key) ## returns a list
If you want to submit structures more complex than can be encoded using simple key:vals, consider sending a json encoded object.
Also, look at the jQuery recursive param serialisation pattern, and the jquery-unparam lib which can deserialise it.