Created temporary directory: /tmp/pip-ephem-wheel-cache-w14g3hiw
Created temporary directory: /tmp/pip-req-tracker-aq121lrl
Created requirements tracker '/tmp/pip-req-tracker-aq121lrl'
Created temporary directory: /tmp/pip-wheel-8h_x0as0
Collecting pylf==3.2.1
  1 location(s) to search for versions of pylf:
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  Getting page https://pypi.org/simple/pylf/
  Analyzing links from page https://pypi.org/simple/pylf/
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    Found link https://files.pythonhosted.org/packages/92/d8/9000911c67721804ce1e339fab2ce47823cf7ad379afd8aee5e859737d64/pylf-3.1.0.tar.gz#sha256=36010827d0a1d5dae695c9d2df67a0b67edc9db126c4cd5f3786e5df43d7a93b (from https://pypi.org/simple/pylf/) (requires-python:>= 3.5), version: 3.1.0
    Found link https://files.pythonhosted.org/packages/18/dd/c001cee57e5f6b1acda400610995b4d9271aaba1092eade6b87a011bef20/pylf-3.2.0-py3-none-any.whl#sha256=0ca96845549c0e34498f324016edc288a5ed83924e3eec6fc9e27ffb18591d7e (from https://pypi.org/simple/pylf/) (requires-python:>= 3.5), version: 3.2.0
    Found link https://files.pythonhosted.org/packages/68/b8/c15046f8cf9328387ee5e0d3a185a8d18ce2015aa81c0d7b20e3cb052c7b/pylf-3.2.0.tar.gz#sha256=1809bac09a59141a46edfb47831b59945015cf072a746656d185cca99f4a20f6 (from https://pypi.org/simple/pylf/) (requires-python:>= 3.5), version: 3.2.0
    Found link https://files.pythonhosted.org/packages/68/a0/fd9ccaff18cbc8b10c9f82c3eccf18a151c1c7b66b10f457b04b9ad6358b/pylf-3.2.1-py3-none-any.whl#sha256=8c6089915bf335f50403eed6a791448e1234673130cb07ef79e9bece4ac58ccb (from https://pypi.org/simple/pylf/) (requires-python:>= 3.5), version: 3.2.1
    Found link https://files.pythonhosted.org/packages/ad/ba/5c35ba87cc5ba7125cc96bf97afe31a3b038ebb659d26a2f0150106e7da5/pylf-3.2.1.tar.gz#sha256=3c96af03b27e7b5c993005de9eb4f41b026d8893a8b8a9c7a1481e4b6f8d64dd (from https://pypi.org/simple/pylf/) (requires-python:>= 3.5), version: 3.2.1
  Using version 3.2.1 (newest of versions: 3.2.1)
  Created temporary directory: /tmp/pip-unpack-pkexlri8
  Downloading https://files.pythonhosted.org/packages/68/a0/fd9ccaff18cbc8b10c9f82c3eccf18a151c1c7b66b10f457b04b9ad6358b/pylf-3.2.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/68/a0/fd9ccaff18cbc8b10c9f82c3eccf18a151c1c7b66b10f457b04b9ad6358b/pylf-3.2.1-py3-none-any.whl#sha256=8c6089915bf335f50403eed6a791448e1234673130cb07ef79e9bece4ac58ccb (from https://pypi.org/simple/pylf/) (requires-python:>= 3.5)
  Saved /tmp/tmp3b8luwwb/pylf-3.2.1-py3-none-any.whl
  Added pylf==3.2.1 from https://files.pythonhosted.org/packages/68/a0/fd9ccaff18cbc8b10c9f82c3eccf18a151c1c7b66b10f457b04b9ad6358b/pylf-3.2.1-py3-none-any.whl#sha256=8c6089915bf335f50403eed6a791448e1234673130cb07ef79e9bece4ac58ccb to build tracker '/tmp/pip-req-tracker-aq121lrl'
  Removed pylf==3.2.1 from https://files.pythonhosted.org/packages/68/a0/fd9ccaff18cbc8b10c9f82c3eccf18a151c1c7b66b10f457b04b9ad6358b/pylf-3.2.1-py3-none-any.whl#sha256=8c6089915bf335f50403eed6a791448e1234673130cb07ef79e9bece4ac58ccb from build tracker '/tmp/pip-req-tracker-aq121lrl'
Skipping pylf, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-8h_x0as0/pylf
Removed build tracker '/tmp/pip-req-tracker-aq121lrl'