loongson/pypi: links for py-execute

loongson/mirror py-execute-0.1.7.tar.gz
loongson/mirror py-execute-0.1.6.tar.gz
loongson/mirror py-execute-0.1.5.tar.gz
loongson/mirror py-execute-0.1.4.tar.gz
loongson/mirror py-execute-0.1.3.tar.gz
loongson/mirror py-execute-0.1.2.tar.gz
loongson/mirror py-execute-0.1.1.tar.gz
loongson/mirror py-execute-0.1.tar.gz