Created temporary directory: /tmp/pip-ephem-wheel-cache-b1tysyft
Created temporary directory: /tmp/pip-req-tracker-r34zmj6k
Created requirements tracker '/tmp/pip-req-tracker-r34zmj6k'
Created temporary directory: /tmp/pip-wheel-81mc4bhr
Collecting ipytree==0.1.8
  1 location(s) to search for versions of ipytree:
  * https://pypi.org/simple/ipytree/
  Getting page https://pypi.org/simple/ipytree/
  Analyzing links from page https://pypi.org/simple/ipytree/
    Found link https://files.pythonhosted.org/packages/fb/6b/730098f9d54a02ccb096b9c3f64220a544437dff7640bac8ee6c4732613b/ipytree-0.1.0-py2.py3-none-any.whl#sha256=36c85bc7fe08646773c0c041034c18c171383dbc55c73f022913de51f8aa51f2 (from https://pypi.org/simple/ipytree/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/aa/71/e86a93e4d17c705a9ecff22b7a0a394f03a666a1903f16081fa43475ceff/ipytree-0.1.0.tar.gz#sha256=30e9886f21b8c621d3f98a29d682a2d2a857b33f88802ecc003de3762049738a (from https://pypi.org/simple/ipytree/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/11/b9/d64ed560a21b5d04989e7599a5dfadfb0b9cc4bafd65ceb658f85be4ea7b/ipytree-0.1.1-py2.py3-none-any.whl#sha256=5b378a00d5c71785e6b0ead5751f9230d89584c5d38f3492cc921281f9a136ff (from https://pypi.org/simple/ipytree/), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/b6/fb/a1154565eca3f592d449f129ef9b1199699db4e48ddfbfd94d931a099530/ipytree-0.1.1.tar.gz#sha256=dbee2f37af813338c59db79f2050f6b082b983d7d58041e092fa69d5580f4ef8 (from https://pypi.org/simple/ipytree/), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/73/c6/5955d9f416d4dcab2785a0d4b7a3567e3694eaf1f3af4d1d85d668066f5b/ipytree-0.1.2-py2.py3-none-any.whl#sha256=f9ce39ce5db6e36ac8c8c805b32f637091d6778539c9e916ef465679dfb65389 (from https://pypi.org/simple/ipytree/), version: 0.1.2
    Found link https://files.pythonhosted.org/packages/57/7e/6dbf9ee06374a7a281fd7408865545bb930f85ec091838226e494b5a56f8/ipytree-0.1.2.tar.gz#sha256=aa952f6892cb9306085394835f6484ca4ed0e10ae071f04ea022213d14ec9495 (from https://pypi.org/simple/ipytree/), version: 0.1.2
    Found link https://files.pythonhosted.org/packages/88/08/677ac430fc7806bc571e39b7cf5bb18d2d1bf0d223507704195daf0f07e4/ipytree-0.1.3-py2.py3-none-any.whl#sha256=f464b3a014eaf54ec2c988e668b7c7fccdcf9a3558f1b607fb42327a56291697 (from https://pypi.org/simple/ipytree/), version: 0.1.3
    Found link https://files.pythonhosted.org/packages/e1/82/01bedbefeae472b9a1fe3b8dc29d5a5dd42b37e43688cc9fb59dc0f2ff5a/ipytree-0.1.3.tar.gz#sha256=e8a4fef7356fb82971ab09135d38f244d1828785ed37c61acaa257088fed2973 (from https://pypi.org/simple/ipytree/), version: 0.1.3
    Found link https://files.pythonhosted.org/packages/f3/50/164dd60908b6ff98576aa1145efb517705562b5d705a8051435ba321913f/ipytree-0.1.5-py2.py3-none-any.whl#sha256=0ef36fcda2fe44f687b32b414c1529d6cbb749d0a5302e58cf94bd074ddc19ce (from https://pypi.org/simple/ipytree/), version: 0.1.5
    Found link https://files.pythonhosted.org/packages/75/4a/de7bea2cc7684be424fc77bd8084b33f128921a186f8e99b1e5d88f37fc4/ipytree-0.1.5.tar.gz#sha256=ed16577c1b74d6ea43724a39efaacce9679876da32cfedef8cec5fe6b934a933 (from https://pypi.org/simple/ipytree/), version: 0.1.5
    Found link https://files.pythonhosted.org/packages/f2/37/7ac0edcb6eca39e3baa0cd43f29ef9fc76938d5123d6fc7d3bfc2cca375c/ipytree-0.1.6-py2.py3-none-any.whl#sha256=feb9b3009a92d9643216da0769f9fd908a25c6517e8cc1fa528aa4643556b67c (from https://pypi.org/simple/ipytree/), version: 0.1.6
    Found link https://files.pythonhosted.org/packages/26/9a/259cd247ca15d097bc3446f4b6dad3fdafb644a1d3e20564d83fdd088f2a/ipytree-0.1.6.tar.gz#sha256=89c490a9b854b4bd073cc60392acafa806fe51fbedffcd5e6e1dc69443483eed (from https://pypi.org/simple/ipytree/), version: 0.1.6
    Found link https://files.pythonhosted.org/packages/5b/ca/61118a6869db954a091f594df7ac2f60e0ede7ea228fed8d9d240b6897d6/ipytree-0.1.7-py2.py3-none-any.whl#sha256=a0238d37a3d067522c3d81832395305c2acb0052e08a0757420ed753069de590 (from https://pypi.org/simple/ipytree/), version: 0.1.7
    Found link https://files.pythonhosted.org/packages/53/f6/9faa5b03c360f63a25c56c73d2373232f40bcd738f56be657de4ff6e0801/ipytree-0.1.7.tar.gz#sha256=b96bec4f9d6a52389d4f3eed861def8cde43e8857ca8f2928ef30d0e3487d113 (from https://pypi.org/simple/ipytree/), version: 0.1.7
    Found link https://files.pythonhosted.org/packages/36/2f/f93092e485afc384b4cc39f17ff1cb252380a3745bb4a7e2f6e488e3d0c4/ipytree-0.1.8-py2.py3-none-any.whl#sha256=a4470d7d562e0c31781847eb42efa7762b648bdfecf5106bd3be39b2b4da5860 (from https://pypi.org/simple/ipytree/), version: 0.1.8
    Found link https://files.pythonhosted.org/packages/e6/1d/f32a1bed35183716fd269911cdf822b80f72e5d259b568b201ba953c02c9/ipytree-0.1.8.tar.gz#sha256=364e1927e5ea7bb3392fc79e69cdc11e36e24904abb5b6c3ed19ef4121843421 (from https://pypi.org/simple/ipytree/), version: 0.1.8
  Using version 0.1.8 (newest of versions: 0.1.8)
  Created temporary directory: /tmp/pip-unpack-pdvko06x
  Downloading https://files.pythonhosted.org/packages/36/2f/f93092e485afc384b4cc39f17ff1cb252380a3745bb4a7e2f6e488e3d0c4/ipytree-0.1.8-py2.py3-none-any.whl (1.1MB)
  Downloading from URL https://files.pythonhosted.org/packages/36/2f/f93092e485afc384b4cc39f17ff1cb252380a3745bb4a7e2f6e488e3d0c4/ipytree-0.1.8-py2.py3-none-any.whl#sha256=a4470d7d562e0c31781847eb42efa7762b648bdfecf5106bd3be39b2b4da5860 (from https://pypi.org/simple/ipytree/)
  Saved /tmp/tmpemt40dxz/ipytree-0.1.8-py2.py3-none-any.whl
  Added ipytree==0.1.8 from https://files.pythonhosted.org/packages/36/2f/f93092e485afc384b4cc39f17ff1cb252380a3745bb4a7e2f6e488e3d0c4/ipytree-0.1.8-py2.py3-none-any.whl#sha256=a4470d7d562e0c31781847eb42efa7762b648bdfecf5106bd3be39b2b4da5860 to build tracker '/tmp/pip-req-tracker-r34zmj6k'
  Removed ipytree==0.1.8 from https://files.pythonhosted.org/packages/36/2f/f93092e485afc384b4cc39f17ff1cb252380a3745bb4a7e2f6e488e3d0c4/ipytree-0.1.8-py2.py3-none-any.whl#sha256=a4470d7d562e0c31781847eb42efa7762b648bdfecf5106bd3be39b2b4da5860 from build tracker '/tmp/pip-req-tracker-r34zmj6k'
Skipping ipytree, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-81mc4bhr/ipytree
Removed build tracker '/tmp/pip-req-tracker-r34zmj6k'