Created temporary directory: /tmp/pip-ephem-wheel-cache-v75d4wly
Created temporary directory: /tmp/pip-req-tracker-1xwavhwj
Created requirements tracker '/tmp/pip-req-tracker-1xwavhwj'
Created temporary directory: /tmp/pip-wheel-ei8qkxq0
Collecting sphinx-copybutton==0.2.12
  1 location(s) to search for versions of sphinx-copybutton:
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  Getting page https://pypi.org/simple/sphinx-copybutton/
  Analyzing links from page https://pypi.org/simple/sphinx-copybutton/
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  Downloading https://files.pythonhosted.org/packages/8d/b7/aee2c0dc1c5e413fffd08d5f933f3de08d12d978583fe940c419d9eebc31/sphinx_copybutton-0.2.12-py3-none-any.whl
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  Saved /tmp/tmp5guhnxbh/sphinx_copybutton-0.2.12-py3-none-any.whl
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Skipping sphinx-copybutton, due to already being wheel.
Cleaning up...
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Removed build tracker '/tmp/pip-req-tracker-1xwavhwj'