root/pypi: links for ducktype

root/pypi ducktype-0.2.tar.gz
root/pypi ducktype-0.2-py3.3.egg
root/pypi ducktype-0.2-py2.7.egg
root/pypi ducktype-0.1.tar.gz
root/pypi ducktype-0.1-py3.3.egg
root/pypi ducktype-0.1-py2.7.egg