Created temporary directory: /tmp/pip-ephem-wheel-cache-edk2e9as
Created temporary directory: /tmp/pip-req-tracker-dhy7nzy4
Created requirements tracker '/tmp/pip-req-tracker-dhy7nzy4'
Created temporary directory: /tmp/pip-wheel-aeglwopw
Looking in indexes: https://pypi.python.org/simple
Collecting display-session==1.1
  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
  Using version 1.1 (newest of versions: 1.1)
  Created temporary directory: /tmp/pip-unpack-82akrff9
  Downloading https://files.pythonhosted.org/packages/12/9d/90b155eb51f3ea8e317df23ba28a5e78afd8b4b3641db4d9c0af6b21e44c/display_session-1.1-py2.py3-none-any.whl
  Downloading from URL 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/)
  Saved /tmp/tmp_8ex_s8g/display_session-1.1-py2.py3-none-any.whl
  Added display-session==1.1 from https://files.pythonhosted.org/packages/12/9d/90b155eb51f3ea8e317df23ba28a5e78afd8b4b3641db4d9c0af6b21e44c/display_session-1.1-py2.py3-none-any.whl#sha256=022dbeeb079f04bac381bbc9fa90981a283ae70410bb6ad79ceef183191578c5 to build tracker '/tmp/pip-req-tracker-dhy7nzy4'
  Removed display-session==1.1 from https://files.pythonhosted.org/packages/12/9d/90b155eb51f3ea8e317df23ba28a5e78afd8b4b3641db4d9c0af6b21e44c/display_session-1.1-py2.py3-none-any.whl#sha256=022dbeeb079f04bac381bbc9fa90981a283ae70410bb6ad79ceef183191578c5 from build tracker '/tmp/pip-req-tracker-dhy7nzy4'
Skipping display-session, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-aeglwopw/display-session
Removed build tracker '/tmp/pip-req-tracker-dhy7nzy4'