from pkgcore.config import load_config
from pkgcore.util.parserestrict import parse_match
from package_module import Package

def find_packages_in_tree(seq, repo='portdir'):
    conf = load_config()
    repo_query = conf.repo[repo].itermatch
    l = []
    for x in seq:
        query = parse_match(x.name)
        try:
            best = max(repo_query(query))
        except ValueError:
            # thrown when max([]), ie no matches
            continue
        l.append(Package(best.cpvstr))
    return l