Created temporary directory: /tmp/pip-ephem-wheel-cache-7u5amock
Created temporary directory: /tmp/pip-req-tracker-7w4xtoyl
Created requirements tracker '/tmp/pip-req-tracker-7w4xtoyl'
Created temporary directory: /tmp/pip-wheel-4h5ejq2e
Collecting altair-data-server==0.2.1
  1 location(s) to search for versions of altair-data-server:
  * https://pypi.org/simple/altair-data-server/
  Getting page https://pypi.org/simple/altair-data-server/
  Analyzing links from page https://pypi.org/simple/altair-data-server/
    Found link https://files.pythonhosted.org/packages/be/5b/4dd8c1590a1eb4131233def2952d9c75cdf5bbf7a7293c0376e4ce8b4e0b/altair_data_server-0.1.0-py2.py3-none-any.whl#sha256=16d47083a6e15a39306b35257ad80ac3ab95da659f8c6a4f59f97cf6b5da00fd (from https://pypi.org/simple/altair-data-server/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/e4/40/7fe082fc10e79a394bf5b14d0ef1a3692e771aa3791308e4a94ddaf12b91/altair_data_server-0.1.0.tar.gz#sha256=737f3b64c7c1abf5ddde5059b29c49fb96530cea894bf15b8e8984717fb653f5 (from https://pypi.org/simple/altair-data-server/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/52/e2/4fe126dbc775dbb8f15ff628a1290b6b188387219fe4edacf67ab32e68f7/altair_data_server-0.2.0-py2.py3-none-any.whl#sha256=bff61d25bcfb20a142b02a7d8e523d28e9a47a698a4269fd7d9f59d35c5116ed (from https://pypi.org/simple/altair-data-server/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/f5/0e/d2af9934bbcef6321d8e9570e3fd7776458f0c89ee724c710d98140db2c3/altair_data_server-0.2.0.tar.gz#sha256=eaa25bf76ac80f67420b92b10919d142615b7812a7feea0e010d436185d358fb (from https://pypi.org/simple/altair-data-server/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/00/c2/caf8078f8baa3b3a107bac5669ee114598f880fda181e10c8a3b058dd302/altair_data_server-0.2.1-py2.py3-none-any.whl#sha256=2a34517cae60dd689fb8046da1ad0008dec2eaf55eacc3226a19eb74347fb086 (from https://pypi.org/simple/altair-data-server/), version: 0.2.1
    Found link https://files.pythonhosted.org/packages/ad/60/535b9cd88b43c00529be6e3632a5f1211c02b37d40b0cfdfc72fbcfd88da/altair_data_server-0.2.1.tar.gz#sha256=26e3506bd74ad12e756307119b99abcc877be9f793e9cabacbccd8264f9dd29a (from https://pypi.org/simple/altair-data-server/), version: 0.2.1
  Using version 0.2.1 (newest of versions: 0.2.1)
  Created temporary directory: /tmp/pip-unpack-m3rlo85_
  Downloading https://files.pythonhosted.org/packages/00/c2/caf8078f8baa3b3a107bac5669ee114598f880fda181e10c8a3b058dd302/altair_data_server-0.2.1-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/00/c2/caf8078f8baa3b3a107bac5669ee114598f880fda181e10c8a3b058dd302/altair_data_server-0.2.1-py2.py3-none-any.whl#sha256=2a34517cae60dd689fb8046da1ad0008dec2eaf55eacc3226a19eb74347fb086 (from https://pypi.org/simple/altair-data-server/)
  Saved /tmp/tmppt9p26bk/altair_data_server-0.2.1-py2.py3-none-any.whl
  Added altair-data-server==0.2.1 from https://files.pythonhosted.org/packages/00/c2/caf8078f8baa3b3a107bac5669ee114598f880fda181e10c8a3b058dd302/altair_data_server-0.2.1-py2.py3-none-any.whl#sha256=2a34517cae60dd689fb8046da1ad0008dec2eaf55eacc3226a19eb74347fb086 to build tracker '/tmp/pip-req-tracker-7w4xtoyl'
  Removed altair-data-server==0.2.1 from https://files.pythonhosted.org/packages/00/c2/caf8078f8baa3b3a107bac5669ee114598f880fda181e10c8a3b058dd302/altair_data_server-0.2.1-py2.py3-none-any.whl#sha256=2a34517cae60dd689fb8046da1ad0008dec2eaf55eacc3226a19eb74347fb086 from build tracker '/tmp/pip-req-tracker-7w4xtoyl'
Skipping altair-data-server, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-4h5ejq2e/altair-data-server
Removed build tracker '/tmp/pip-req-tracker-7w4xtoyl'