2021-04-19T19:38:56,614 DEPRECATION: Python 3.5 reached the end of its life on September 13th, 2020. Please upgrade your Python as Python 3.5 is no longer maintained. pip 21.0 will drop support for Python 3.5 in January 2021. pip 21.0 will remove support for this functionality. 2021-04-19T19:38:57,331 Created temporary directory: /tmp/pip-ephem-wheel-cache-82pxl89w 2021-04-19T19:38:57,336 Created temporary directory: /tmp/pip-req-tracker-y83expoy 2021-04-19T19:38:57,337 Initialized build tracking at /tmp/pip-req-tracker-y83expoy 2021-04-19T19:38:57,337 Created build tracker: /tmp/pip-req-tracker-y83expoy 2021-04-19T19:38:57,338 Entered build tracker: /tmp/pip-req-tracker-y83expoy 2021-04-19T19:38:57,339 Created temporary directory: /tmp/pip-wheel-ulv_w8q2 2021-04-19T19:38:57,404 1 location(s) to search for versions of s3transfer: 2021-04-19T19:38:57,404 * https://pypi.org/simple/s3transfer/ 2021-04-19T19:38:57,405 Fetching project page and analyzing links: https://pypi.org/simple/s3transfer/ 2021-04-19T19:38:57,407 Getting page https://pypi.org/simple/s3transfer/ 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https://files.pythonhosted.org/packages/00/89/0cb4e92c239e6425b9b0035227b8cdf9d3d098a5c9e95632c3815df63a09/s3transfer-0.3.7-py2.py3-none-any.whl#sha256=efa5bd92a897b6a8d5c1383828dca3d52d0790e0756d49740563a3fb6ed03246 (from https://pypi.org/simple/s3transfer/), version: 0.3.7 2021-04-19T19:38:57,863 Found link https://files.pythonhosted.org/packages/66/f5/5ca537483fa5e96fbd455f52a69fc70c5f659f7e8c9189a1dbc211e1ccf9/s3transfer-0.3.7.tar.gz#sha256=35627b86af8ff97e7ac27975fe0a98a312814b46c6333d8a6b889627bcd80994 (from https://pypi.org/simple/s3transfer/), version: 0.3.7 2021-04-19T19:38:57,864 Found link https://files.pythonhosted.org/packages/3e/50/ac379fa31377f5d316cad8967db9f73c50cd61b80153269bfd7d8b964fc8/s3transfer-0.4.0-py2.py3-none-any.whl#sha256=af1af6384bd7fb8208b06480f9be73d0295d965c4c073a5c95ea5b6661dccc18 (from https://pypi.org/simple/s3transfer/), version: 0.4.0 2021-04-19T19:38:57,865 Found link https://files.pythonhosted.org/packages/f8/27/b65041a2e68ce4ad9e51622f630f2be356d7e1ff1bfef687dde07e4a3d26/s3transfer-0.4.0.tar.gz#sha256=f3dfd791cad2799403e3c8051810a7ca6ee1d2e630e5d2a8f9649d892bdb3db6 (from https://pypi.org/simple/s3transfer/), version: 0.4.0 2021-04-19T19:38:57,891 Given no hashes to check 2 links for project 's3transfer': discarding no candidates 2021-04-19T19:38:57,933 Collecting s3transfer==0.4.0 2021-04-19T19:38:57,936 Created temporary directory: /tmp/pip-unpack-m3c8q_k4 2021-04-19T19:38:58,021 Downloading s3transfer-0.4.0-py2.py3-none-any.whl (79 kB) 2021-04-19T19:38:58,050 Added s3transfer==0.4.0 from https://files.pythonhosted.org/packages/3e/50/ac379fa31377f5d316cad8967db9f73c50cd61b80153269bfd7d8b964fc8/s3transfer-0.4.0-py2.py3-none-any.whl#sha256=af1af6384bd7fb8208b06480f9be73d0295d965c4c073a5c95ea5b6661dccc18 to build tracker '/tmp/pip-req-tracker-y83expoy' 2021-04-19T19:38:58,052 Removed s3transfer==0.4.0 from 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