loongson/pypi: links for py-data-structures

loongson/mirror py-data-structures-0.2.1.tar.gz
loongson/mirror py-data-structures-0.2.tar.gz
loongson/mirror py-data-structures-0.1.2.tar.gz
loongson/mirror py-data-structures-0.1.1.tar.gz
loongson/mirror py-data-structures-0.1.tar.gz