Created temporary directory: /tmp/pip-ephem-wheel-cache-lf7p5m01
Created temporary directory: /tmp/pip-req-tracker-otsxep36
Created requirements tracker '/tmp/pip-req-tracker-otsxep36'
Created temporary directory: /tmp/pip-wheel-ke1nvdes
Collecting nbtool==0.0.1
  1 location(s) to search for versions of nbtool:
  * https://pypi.org/simple/nbtool/
  Getting page https://pypi.org/simple/nbtool/
  Analyzing links from page https://pypi.org/simple/nbtool/
    Found link https://files.pythonhosted.org/packages/ae/22/0cb162736a0148cffea94610af4a6164551fbd277a8fb34421cb2ac7e8a2/nbtool-0.0.1-py3-none-any.whl#sha256=a6ea063e802d148c47c6af2e24da2b612dbf4985d16db42408324ce5f14c192b (from https://pypi.org/simple/nbtool/) (requires-python:>=3.4), version: 0.0.1
    Found link https://files.pythonhosted.org/packages/58/2d/88ad066527425ba81bd5f8c9a1c3cb27cb5eab4d9b63f100cf1b64941aff/nbtool-0.0.1.tar.gz#sha256=341b9eb33dd47383f33c9c5de096571e1e69dbb52d2cfca8f28dd4c4bc424e25 (from https://pypi.org/simple/nbtool/) (requires-python:>=3.4), version: 0.0.1
  Using version 0.0.1 (newest of versions: 0.0.1)
  Created temporary directory: /tmp/pip-unpack-ddpkk67g
  Downloading https://files.pythonhosted.org/packages/ae/22/0cb162736a0148cffea94610af4a6164551fbd277a8fb34421cb2ac7e8a2/nbtool-0.0.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/ae/22/0cb162736a0148cffea94610af4a6164551fbd277a8fb34421cb2ac7e8a2/nbtool-0.0.1-py3-none-any.whl#sha256=a6ea063e802d148c47c6af2e24da2b612dbf4985d16db42408324ce5f14c192b (from https://pypi.org/simple/nbtool/) (requires-python:>=3.4)
  Saved /tmp/tmp2vnztbjf/nbtool-0.0.1-py3-none-any.whl
  Added nbtool==0.0.1 from https://files.pythonhosted.org/packages/ae/22/0cb162736a0148cffea94610af4a6164551fbd277a8fb34421cb2ac7e8a2/nbtool-0.0.1-py3-none-any.whl#sha256=a6ea063e802d148c47c6af2e24da2b612dbf4985d16db42408324ce5f14c192b to build tracker '/tmp/pip-req-tracker-otsxep36'
  Removed nbtool==0.0.1 from https://files.pythonhosted.org/packages/ae/22/0cb162736a0148cffea94610af4a6164551fbd277a8fb34421cb2ac7e8a2/nbtool-0.0.1-py3-none-any.whl#sha256=a6ea063e802d148c47c6af2e24da2b612dbf4985d16db42408324ce5f14c192b from build tracker '/tmp/pip-req-tracker-otsxep36'
Skipping nbtool, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-ke1nvdes/nbtool
Removed build tracker '/tmp/pip-req-tracker-otsxep36'