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Removing Win386 executables from images #503

@hakandilek

Description

@hakandilek

Debian based images contain windows executables inside . Those files are never used and not necessary at all on debian based images:

$ docker run -it --entrypoint /usr/bin/find python:3.8-slim / -iname '*.exe' -exec du -ch {} +
100K	/usr/local/lib/python3.8/site-packages/pip/_vendor/distlib/w64.exe
104K	/usr/local/lib/python3.8/site-packages/pip/_vendor/distlib/t64.exe
88K	/usr/local/lib/python3.8/site-packages/pip/_vendor/distlib/w32.exe
96K	/usr/local/lib/python3.8/site-packages/pip/_vendor/distlib/t32.exe
64K	/usr/local/lib/python3.8/site-packages/setuptools/cli-32.exe
76K	/usr/local/lib/python3.8/site-packages/setuptools/cli-64.exe
64K	/usr/local/lib/python3.8/site-packages/setuptools/gui-32.exe
64K	/usr/local/lib/python3.8/site-packages/setuptools/cli.exe
64K	/usr/local/lib/python3.8/site-packages/setuptools/gui.exe
76K	/usr/local/lib/python3.8/site-packages/setuptools/gui-64.exe
192K	/usr/local/lib/python3.8/distutils/command/wininst-9.0.exe
220K	/usr/local/lib/python3.8/distutils/command/wininst-9.0-amd64.exe
188K	/usr/local/lib/python3.8/distutils/command/wininst-10.0.exe
64K	/usr/local/lib/python3.8/distutils/command/wininst-7.1.exe
220K	/usr/local/lib/python3.8/distutils/command/wininst-10.0-amd64.exe
60K	/usr/local/lib/python3.8/distutils/command/wininst-6.0.exe
448K	/usr/local/lib/python3.8/distutils/command/wininst-14.0.exe
60K	/usr/local/lib/python3.8/distutils/command/wininst-8.0.exe
576K	/usr/local/lib/python3.8/distutils/command/wininst-14.0-amd64.exe
2.8M	total

Affected images are:

  • python:3.8-buster
  • python:3.8-buster-slim
  • python:3.7-buster
  • python:3.7-buster-slim
  • python:3.7-stretch
  • python:3.7-slim-stretch
  • python:3.7-alpine3.12
  • python:3.7-alpine3.11
  • python:3.6-buster
  • python:3.6-buster-slim
  • python:3.6-stretch
  • python:3.6-slim-stretch
  • python:3.6-alpine3.12
  • python:3.6-alpine3.11
  • python:rc-buster (missing distutils/command/wininst-*.exe)

I haven't tested the 3.5.* line. Probably is the same.

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