Created temporary directory: /tmp/pip-ephem-wheel-cache-8tibc9ei
Created temporary directory: /tmp/pip-req-tracker-meaop4vc
Created requirements tracker '/tmp/pip-req-tracker-meaop4vc'
Created temporary directory: /tmp/pip-wheel-5n0_boat
Collecting sparkle-session==1.0.0.dev20191011095541
  1 location(s) to search for versions of sparkle-session:
  * https://pypi.org/simple/sparkle-session/
  Getting page https://pypi.org/simple/sparkle-session/
  Analyzing links from page https://pypi.org/simple/sparkle-session/
    Found link https://files.pythonhosted.org/packages/b1/fb/2270738590b6309f25dbce86d8b63f163f0806b2acbdbb854927a303b438/sparkle-session-1.0.0.dev20191011095541.tar.gz#sha256=fc236795e219188f402ff6fb629fd107d036d4ad54042e2036bd73e12f43d9b6 (from https://pypi.org/simple/sparkle-session/), version: 1.0.0.dev20191011095541
    Found link https://files.pythonhosted.org/packages/8f/e8/e6b471a7b411fe73c2ae46d913ca9d68869546cde74d2460c324a420655b/sparkle_session-1.0.0.dev20191011095541-py3-none-any.whl#sha256=6a5060f0bafbbf5fa7b82bad81d02e1ddcd37ae56b36150b57d91f1d860c70e9 (from https://pypi.org/simple/sparkle-session/), version: 1.0.0.dev20191011095541
  Using version 1.0.0.dev20191011095541 (newest of versions: 1.0.0.dev20191011095541)
  Created temporary directory: /tmp/pip-unpack-00_r0spf
  Downloading https://files.pythonhosted.org/packages/8f/e8/e6b471a7b411fe73c2ae46d913ca9d68869546cde74d2460c324a420655b/sparkle_session-1.0.0.dev20191011095541-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/8f/e8/e6b471a7b411fe73c2ae46d913ca9d68869546cde74d2460c324a420655b/sparkle_session-1.0.0.dev20191011095541-py3-none-any.whl#sha256=6a5060f0bafbbf5fa7b82bad81d02e1ddcd37ae56b36150b57d91f1d860c70e9 (from https://pypi.org/simple/sparkle-session/)
  Saved /tmp/tmps04i1v5r/sparkle_session-1.0.0.dev20191011095541-py3-none-any.whl
  Added sparkle-session==1.0.0.dev20191011095541 from https://files.pythonhosted.org/packages/8f/e8/e6b471a7b411fe73c2ae46d913ca9d68869546cde74d2460c324a420655b/sparkle_session-1.0.0.dev20191011095541-py3-none-any.whl#sha256=6a5060f0bafbbf5fa7b82bad81d02e1ddcd37ae56b36150b57d91f1d860c70e9 to build tracker '/tmp/pip-req-tracker-meaop4vc'
  Removed sparkle-session==1.0.0.dev20191011095541 from https://files.pythonhosted.org/packages/8f/e8/e6b471a7b411fe73c2ae46d913ca9d68869546cde74d2460c324a420655b/sparkle_session-1.0.0.dev20191011095541-py3-none-any.whl#sha256=6a5060f0bafbbf5fa7b82bad81d02e1ddcd37ae56b36150b57d91f1d860c70e9 from build tracker '/tmp/pip-req-tracker-meaop4vc'
Skipping sparkle-session, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-5n0_boat/sparkle-session
Removed build tracker '/tmp/pip-req-tracker-meaop4vc'