Created temporary directory: /tmp/pip-ephem-wheel-cache-5sw5vzs2
Created temporary directory: /tmp/pip-req-tracker-weyf1n73
Created requirements tracker '/tmp/pip-req-tracker-weyf1n73'
Created temporary directory: /tmp/pip-wheel-iqydj32z
Looking in indexes: https://pypi.python.org/simple
Collecting display-session==1.4
  1 location(s) to search for versions of display-session:
  * https://pypi.python.org/simple/display-session/
  Getting page https://pypi.python.org/simple/display-session/
  Analyzing links from page https://pypi.org/simple/display-session/
    Found link https://files.pythonhosted.org/packages/12/9d/90b155eb51f3ea8e317df23ba28a5e78afd8b4b3641db4d9c0af6b21e44c/display_session-1.1-py2.py3-none-any.whl#sha256=022dbeeb079f04bac381bbc9fa90981a283ae70410bb6ad79ceef183191578c5 (from https://pypi.org/simple/display-session/), version: 1.1
    Found link https://files.pythonhosted.org/packages/d1/f3/8d2c721024caad33a7fa50193b61206f2a32cc46258957dd708f19bae75a/display_session-1.1.tar.gz#sha256=aedc3217b8347b25424c68d56f7d886a9e2bdad7207b2b0cfc45fb8ad73585b2 (from https://pypi.org/simple/display-session/), version: 1.1
    Found link https://files.pythonhosted.org/packages/e5/5e/b9afaecd6681b1230b6ec7506dc2a3005d10b6d65771202050e7a79014b1/display_session-1.2-py2.py3-none-any.whl#sha256=d9e50c84ead8ed617a9b7a89012d62eab7e7b529281406b17679ee060014eeab (from https://pypi.org/simple/display-session/), version: 1.2
    Found link https://files.pythonhosted.org/packages/5e/9f/4a08de52317f3d30a1d6b964926e92b3d6cef891dd35baa4130b57e4100b/display_session-1.2.tar.gz#sha256=e78b22acecedb884d83813751b74759a9440e54d9622c255ec3494aaf6bb5558 (from https://pypi.org/simple/display-session/), version: 1.2
    Found link https://files.pythonhosted.org/packages/17/7e/ee0613d98b44bd3b97050f3f1182785dcab60954f437382b5185047050f6/display_session-1.3-py2.py3-none-any.whl#sha256=8a29cd93cb39e0dbd4ff05f6784cefe55b1a75ff78cc1e979211cde8c00760b4 (from https://pypi.org/simple/display-session/), version: 1.3
    Found link https://files.pythonhosted.org/packages/2e/bc/bd2068ce25232ae8e460f40aaf06349151479bd8f9dd27aa84669bdccbc3/display_session-1.3.tar.gz#sha256=d242c92dfd48b92ef15d369419b56f0a557d153e1ab3ff6f46f4e3ff9609823d (from https://pypi.org/simple/display-session/), version: 1.3
    Found link https://files.pythonhosted.org/packages/03/bc/9d915199f94ab4b67830a1a2f26c8b50cd4de543573f3b059b978b0dea76/display_session-1.4-py2.py3-none-any.whl#sha256=cbc108f881912f1b15703155cfd08696d0b4ba717f2e275529fb8d6336b17c64 (from https://pypi.org/simple/display-session/), version: 1.4
    Found link https://files.pythonhosted.org/packages/9a/16/5501397e6fb740b3b19bb4e6b1afcf36c9102d314d93b20393270c3a8359/display_session-1.4.tar.gz#sha256=ebb0bf2c68d4e7c041637dd0550fb11593c05a100c7604e2c5662a191c039d1e (from https://pypi.org/simple/display-session/), version: 1.4
  Using version 1.4 (newest of versions: 1.4)
  Created temporary directory: /tmp/pip-unpack-17woemo3
  Downloading https://files.pythonhosted.org/packages/03/bc/9d915199f94ab4b67830a1a2f26c8b50cd4de543573f3b059b978b0dea76/display_session-1.4-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/03/bc/9d915199f94ab4b67830a1a2f26c8b50cd4de543573f3b059b978b0dea76/display_session-1.4-py2.py3-none-any.whl#sha256=cbc108f881912f1b15703155cfd08696d0b4ba717f2e275529fb8d6336b17c64 (from https://pypi.org/simple/display-session/)
  Saved /tmp/tmpyuqrzimk/display_session-1.4-py2.py3-none-any.whl
  Added display-session==1.4 from https://files.pythonhosted.org/packages/03/bc/9d915199f94ab4b67830a1a2f26c8b50cd4de543573f3b059b978b0dea76/display_session-1.4-py2.py3-none-any.whl#sha256=cbc108f881912f1b15703155cfd08696d0b4ba717f2e275529fb8d6336b17c64 to build tracker '/tmp/pip-req-tracker-weyf1n73'
  Removed display-session==1.4 from https://files.pythonhosted.org/packages/03/bc/9d915199f94ab4b67830a1a2f26c8b50cd4de543573f3b059b978b0dea76/display_session-1.4-py2.py3-none-any.whl#sha256=cbc108f881912f1b15703155cfd08696d0b4ba717f2e275529fb8d6336b17c64 from build tracker '/tmp/pip-req-tracker-weyf1n73'
Skipping display-session, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-iqydj32z/display-session
Removed build tracker '/tmp/pip-req-tracker-weyf1n73'