Collecting invenio-pidrelations==1.0.0a4
  1 location(s) to search for versions of invenio-pidrelations:
  * https://pypi.python.org/simple/invenio-pidrelations/
  Getting page https://pypi.python.org/simple/invenio-pidrelations/
  Analyzing links from page https://pypi.python.org/simple/invenio-pidrelations/
    Found link https://pypi.python.org/packages/00/dc/d88626528b5ea0cbcd6c523805f2571aff7ae69c55ae8af997642eecb154/invenio-pidrelations-1.0.0a1.tar.gz#md5=c2a57455065de4205732d677ad9d8ffc (from https://pypi.python.org/simple/invenio-pidrelations/), version: 1.0.0a1
    Found link https://pypi.python.org/packages/18/6e/b854e5d39fd7d40d6c611eaacfc68d645ef233acfc6437557a383380edde/invenio_pidrelations-1.0.0a1-py2.py3-none-any.whl#md5=74268620a352cc6fa9ee6c62343bbbc1 (from https://pypi.python.org/simple/invenio-pidrelations/), version: 1.0.0a1
    Found link https://pypi.python.org/packages/2a/68/f365d9d3189f101899a73421a3e7c5b0015075dd9b1dd49426cab40f51d6/invenio-pidrelations-1.0.0a3.tar.gz#md5=7ba445491422f94d92950c4f7c599919 (from https://pypi.python.org/simple/invenio-pidrelations/), version: 1.0.0a3
    Found link https://pypi.python.org/packages/a0/50/f1d4a4715f8122e1bfde30d96ad7fc3fe153a6785a07518bfeaa4344bc3f/invenio_pidrelations-1.0.0a4-py2.py3-none-any.whl#md5=c5a599d86877916ce07334acea519c8f (from https://pypi.python.org/simple/invenio-pidrelations/), version: 1.0.0a4
    Found link https://pypi.python.org/packages/ad/0d/0520ff4d510439239893483dc83ef965fa0525db2905a69fc0988e0e66b0/invenio-pidrelations-1.0.0a4.tar.gz#md5=17361fcf9adfc78051fa523041b6b9a9 (from https://pypi.python.org/simple/invenio-pidrelations/), version: 1.0.0a4
    Found link https://pypi.python.org/packages/c4/84/fa29033efd27371c43ee7a9376ec399d05b3ec517fbbd3bb8a1ea2a7bb9b/invenio_pidrelations-1.0.0a3-py2.py3-none-any.whl#md5=38c2cd54a96762f0df0df18e3445ee9d (from https://pypi.python.org/simple/invenio-pidrelations/), version: 1.0.0a3
  Using version 1.0.0a4 (newest of versions: 1.0.0a4)
  Downloading invenio_pidrelations-1.0.0a4-py2.py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/a0/50/f1d4a4715f8122e1bfde30d96ad7fc3fe153a6785a07518bfeaa4344bc3f/invenio_pidrelations-1.0.0a4-py2.py3-none-any.whl#md5=c5a599d86877916ce07334acea519c8f (from https://pypi.python.org/simple/invenio-pidrelations/)
  Saved /tmp/tmpc9rsmcjq/invenio_pidrelations-1.0.0a4-py2.py3-none-any.whl
Skipping invenio-pidrelations, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-cdhvciaj/invenio-pidrelations