loongson/pypi: links for babtools-example

loongson/mirror babtools_EXAMPLE-0.9.tar.gz
loongson/mirror babtools_EXAMPLE-0.8.tar.gz
loongson/mirror babtools_EXAMPLE-0.7.tar.gz
loongson/mirror babtools_EXAMPLE-0.6.tar.gz
loongson/mirror babtools_EXAMPLE-0.4.tar.gz
loongson/mirror babtools_EXAMPLE-0.2.tar.gz