Created temporary directory: /tmp/pip-ephem-wheel-cache-m7kcoe3q
Created temporary directory: /tmp/pip-req-tracker-c0akfsvq
Created requirements tracker '/tmp/pip-req-tracker-c0akfsvq'
Created temporary directory: /tmp/pip-wheel-0ix7b8zz
Collecting ipytree==0.1.5
  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
  Using version 0.1.5 (newest of versions: 0.1.5)
  Created temporary directory: /tmp/pip-unpack-3lyiy2un
  Downloading https://files.pythonhosted.org/packages/f3/50/164dd60908b6ff98576aa1145efb517705562b5d705a8051435ba321913f/ipytree-0.1.5-py2.py3-none-any.whl (1.1MB)
  Downloading from URL 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/)
  Saved /tmp/tmpuihgv38w/ipytree-0.1.5-py2.py3-none-any.whl
  Added ipytree==0.1.5 from https://files.pythonhosted.org/packages/f3/50/164dd60908b6ff98576aa1145efb517705562b5d705a8051435ba321913f/ipytree-0.1.5-py2.py3-none-any.whl#sha256=0ef36fcda2fe44f687b32b414c1529d6cbb749d0a5302e58cf94bd074ddc19ce to build tracker '/tmp/pip-req-tracker-c0akfsvq'
  Removed ipytree==0.1.5 from https://files.pythonhosted.org/packages/f3/50/164dd60908b6ff98576aa1145efb517705562b5d705a8051435ba321913f/ipytree-0.1.5-py2.py3-none-any.whl#sha256=0ef36fcda2fe44f687b32b414c1529d6cbb749d0a5302e58cf94bd074ddc19ce from build tracker '/tmp/pip-req-tracker-c0akfsvq'
Skipping ipytree, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-0ix7b8zz/ipytree
Removed build tracker '/tmp/pip-req-tracker-c0akfsvq'