Created temporary directory: /tmp/pip-ephem-wheel-cache-aywzl7ka
Created temporary directory: /tmp/pip-req-tracker-2dqsvm4v
Created requirements tracker '/tmp/pip-req-tracker-2dqsvm4v'
Created temporary directory: /tmp/pip-wheel-z16aju1r
Collecting tvtk-visualiser==1.0.2
  1 location(s) to search for versions of tvtk-visualiser:
  * https://pypi.org/simple/tvtk-visualiser/
  Getting page https://pypi.org/simple/tvtk-visualiser/
  Analyzing links from page https://pypi.org/simple/tvtk-visualiser/
    The package https://files.pythonhosted.org/packages/35/c1/5b960b692b00598aafa459f3ab27c4d9ffb4344c2c9cd93af4018c27f7ef/tvtk_visualiser-1.0.0.linux-x86_64.tar.gz#sha256=064bccb7ddb8dc6c1af40ecff50e7e2a53369ed4443c73ec2226ab00e7e1f84d (from https://pypi.org/simple/tvtk-visualiser/) (requires-python:>=3.5) is incompatible with the pythonversion in use. Acceptable python versions are:>=3.5
    Found link https://files.pythonhosted.org/packages/4c/98/bfc9815b4eca5c69b5a16ba86d5e41bf685d0622d69d9ac9ad1ab3bf83e2/tvtk_visualiser-1.0.1.linux-x86_64.tar.gz#sha256=d488438e3ad2ae9f3cc9cf9e8ca5406dcfe5e90d4c64c1871db75173ff391f96 (from https://pypi.org/simple/tvtk-visualiser/), version: 1.0.1.linux-x86_64
    Found link https://files.pythonhosted.org/packages/e5/60/0ef8ee787ecbd10913ef3139570251f6312434c78c73da228e33b92c7785/tvtk_visualiser-1.0.2-py3-none-any.whl#sha256=60353c29a8242056cd9cc548fb2f25a5a7d1073247533cee5c6ea04519663e47 (from https://pypi.org/simple/tvtk-visualiser/), version: 1.0.2
    Found link https://files.pythonhosted.org/packages/20/f9/c698cb0e8cd96fe199c5e20ac1be0b7af0b9a8e160974d37cf5b41b28645/tvtk_visualiser-1.0.2.tar.gz#sha256=ad5b4acc708bbe622a601e37fe0b2e04a4f6d765f316d6e41bcbf9d727333f9f (from https://pypi.org/simple/tvtk-visualiser/), version: 1.0.2
  Using version 1.0.2 (newest of versions: 1.0.2)
  Created temporary directory: /tmp/pip-unpack-jbvunemi
  Downloading https://files.pythonhosted.org/packages/e5/60/0ef8ee787ecbd10913ef3139570251f6312434c78c73da228e33b92c7785/tvtk_visualiser-1.0.2-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/e5/60/0ef8ee787ecbd10913ef3139570251f6312434c78c73da228e33b92c7785/tvtk_visualiser-1.0.2-py3-none-any.whl#sha256=60353c29a8242056cd9cc548fb2f25a5a7d1073247533cee5c6ea04519663e47 (from https://pypi.org/simple/tvtk-visualiser/)
  Saved /tmp/tmpn9z2i_bq/tvtk_visualiser-1.0.2-py3-none-any.whl
  Added tvtk-visualiser==1.0.2 from https://files.pythonhosted.org/packages/e5/60/0ef8ee787ecbd10913ef3139570251f6312434c78c73da228e33b92c7785/tvtk_visualiser-1.0.2-py3-none-any.whl#sha256=60353c29a8242056cd9cc548fb2f25a5a7d1073247533cee5c6ea04519663e47 to build tracker '/tmp/pip-req-tracker-2dqsvm4v'
  Removed tvtk-visualiser==1.0.2 from https://files.pythonhosted.org/packages/e5/60/0ef8ee787ecbd10913ef3139570251f6312434c78c73da228e33b92c7785/tvtk_visualiser-1.0.2-py3-none-any.whl#sha256=60353c29a8242056cd9cc548fb2f25a5a7d1073247533cee5c6ea04519663e47 from build tracker '/tmp/pip-req-tracker-2dqsvm4v'
Skipping tvtk-visualiser, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-z16aju1r/tvtk-visualiser
Removed build tracker '/tmp/pip-req-tracker-2dqsvm4v'