2021-07-10T01:33:48,008 Created temporary directory: /tmp/pip-ephem-wheel-cache-wugdp1hc 2021-07-10T01:33:48,011 Created temporary directory: /tmp/pip-req-tracker-acgfijqq 2021-07-10T01:33:48,011 Initialized build tracking at /tmp/pip-req-tracker-acgfijqq 2021-07-10T01:33:48,012 Created build tracker: /tmp/pip-req-tracker-acgfijqq 2021-07-10T01:33:48,012 Entered build tracker: /tmp/pip-req-tracker-acgfijqq 2021-07-10T01:33:48,013 Created temporary directory: /tmp/pip-wheel-7zjdpas7 2021-07-10T01:33:48,050 1 location(s) to search for versions of sphinxgen: 2021-07-10T01:33:48,050 * https://pypi.org/simple/sphinxgen/ 2021-07-10T01:33:48,051 Fetching project page and analyzing links: https://pypi.org/simple/sphinxgen/ 2021-07-10T01:33:48,051 Getting page https://pypi.org/simple/sphinxgen/ 2021-07-10T01:33:48,053 Found index url https://pypi.org/simple 2021-07-10T01:33:48,158 Found link https://files.pythonhosted.org/packages/96/47/4bf788d1cdbdf65197ec2c1275c7e823c45c98770770aefb03866b7c0eec/sphinxgen-1.0.0.0-r1.tar.bz2#sha256=2c84d2d9d3334cc30563ed7b9a53afe91081a9f4d64a8ddda264ffa9d1f8ca3a (from https://pypi.org/simple/sphinxgen/), version: 1.0.0.0-r1 2021-07-10T01:33:48,159 Found link https://files.pythonhosted.org/packages/ba/9d/211663b671dfcec54511b6910898f3d0ada081dc21fbcfaec2f3d45c7c20/sphinxgen-1.0.0.0-r1.tar.gz#sha256=6c18e58de59a6e3334ab665ba2ed7184d49a2b3791db70896205eee1b4c216c7 (from https://pypi.org/simple/sphinxgen/), version: 1.0.0.0-r1 2021-07-10T01:33:48,159 Skipping link: unsupported archive format: .exe: https://files.pythonhosted.org/packages/fa/89/d4a800d6fe8ebf9e756e152c058feda47435aced8e4f55c835f44144be34/sphinxgen-1.0.0.0-r1.win32.exe#sha256=bd8e3efdc89b6ce6e03d85ef70e8df68493828dc1c9258184bb4ef7f1904018c (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,159 Found link https://files.pythonhosted.org/packages/6d/63/f26f46c33935a1e0019a1d867178d5bf896150907713936bd8bc4c0be552/sphinxgen-1.0.0.0-r1.zip#sha256=b6133267cde66db13266cfa536e645b5816bb553528d52bf574e9f083ae8620a (from https://pypi.org/simple/sphinxgen/), version: 1.0.0.0-r1 2021-07-10T01:33:48,175 Skipping link: none of the wheel's tags (py2-none-any) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/a5/db/be4a9897dd5643172f2a91d03c6a49342207d0e21fee87cc1daba34e102b/sphinxgen-1.0.0.0_r1-py2-none-any.whl#sha256=19cda64744f2de1c3b4ae15f460ece125ce4e86deba0ce48c6918d88ac5867eb (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,175 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/d9/0f/91e025cdd51c18c01901a8c7ebd2bd72c4922a691f7acf29c68923573e0b/sphinxgen-1.0.0.0_r1-py2.7.egg#sha256=414bb335dbd4e9c55289b2134360bec87679085ced840f59500afbd3dfa8cb45 (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,175 Found link https://files.pythonhosted.org/packages/10/13/16fb577f8dda7fb4b41cb03632c14f6467e9fc85bca497bdde33dfe499af/sphinxgen-1.1.0.0-r2.tar.bz2#sha256=fea8e310356b3d1315347ae5c14d880fa13c7892e48f91f7afe18c56e20d4a42 (from https://pypi.org/simple/sphinxgen/), version: 1.1.0.0-r2 2021-07-10T01:33:48,176 Found link https://files.pythonhosted.org/packages/65/b7/60d1a6b3f3797414ea1f414180d6c3b8c36ed5a935831336967d0081cd70/sphinxgen-1.1.0.0-r2.tar.gz#sha256=7c2e5b808a631701b82dd7b80b8160876ce3d19478b4f7daafd0a69514960dcd (from https://pypi.org/simple/sphinxgen/), version: 1.1.0.0-r2 2021-07-10T01:33:48,176 Skipping link: unsupported archive format: .exe: https://files.pythonhosted.org/packages/ac/22/a719dc9cf190383fecab7f67a769045f727efb4441d9d70f02980f933a09/sphinxgen-1.1.0.0-r2.win32.exe#sha256=55dc363bbd771b8b3dbff34a96c24e8d189e7b7d526c898b10dd4a324ac27e7d (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,176 Found link https://files.pythonhosted.org/packages/36/7c/b8453f37a5d5afa177584ce50e79f2ee8662b1dc1b5a2b563ef15c3e5977/sphinxgen-1.1.0.0-r2.zip#sha256=4627c6346399b0558ed30a43ffdeafed7ccb3403d280f3df9ac008d597a57cfe (from https://pypi.org/simple/sphinxgen/), version: 1.1.0.0-r2 2021-07-10T01:33:48,177 Skipping link: none of the wheel's tags (py2-none-any) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/c3/62/abc79c2ee57834a9a3d7fe2ca708e44958b8f79d98040432d0ecca7debd5/sphinxgen-1.1.0.0_r2-py2-none-any.whl#sha256=3485a6cc578acc3fdc34af2d69b3453ac258f7016a525f3e2f921ec918141bbb (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,177 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/46/e6/9dd0209b1278e4bd635cb6b54a98edaec354dc9f125f278ef947dd2616bc/sphinxgen-1.1.0.0_r2-py2.7.egg#sha256=6be5ef401a315dac393e1ae5bbc3675658cecbcbd87f442ceca29fc085708fab (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,177 Found link https://files.pythonhosted.org/packages/76/de/0f16c6375e7b799e10be75011da1758ce222782af1c1edf737c02d06590a/sphinxgen-1.1.1.0-r3.tar.bz2#sha256=4bfa58c929ede349d4f5380fdfb2b780be8946c132e78d15f8a07f4c4b58e7cf (from https://pypi.org/simple/sphinxgen/), version: 1.1.1.0-r3 2021-07-10T01:33:48,178 Found link https://files.pythonhosted.org/packages/31/07/e40de7c9988b4d41df5a5108359293bf067b478218c18e597501b6c051b6/sphinxgen-1.1.1.0-r3.tar.gz#sha256=07e5ebc956dec059977616959f8b49956b71cc80a6181d2e3eb1a9f34e512417 (from https://pypi.org/simple/sphinxgen/), version: 1.1.1.0-r3 2021-07-10T01:33:48,178 Skipping link: unsupported archive format: .exe: https://files.pythonhosted.org/packages/af/97/8497e5580584e88a2f123256277def69911159a6505fc3fbd5824b518caf/sphinxgen-1.1.1.0-r3.win32.exe#sha256=8f290f08ea4449a38bcc85bee27732fc7131008dd31dab181898be994b1da6a8 (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,178 Found link https://files.pythonhosted.org/packages/f3/92/c1ff472549a697a9de22b28bbaab60660e808975452479cdf414283d588e/sphinxgen-1.1.1.0-r3.zip#sha256=835c253c7b9e186df3a91653610edc2b0b10a31567d78eaf20ab01fc7ee25e8a (from https://pypi.org/simple/sphinxgen/), version: 1.1.1.0-r3 2021-07-10T01:33:48,179 Skipping link: none of the wheel's tags (py2-none-any) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/12/e8/14d35e80f6fe82e14969f02e24eb8cbc72c8751451b3dafd5268ed57ec7c/sphinxgen-1.1.1.0_r3-py2-none-any.whl#sha256=2515b74443c945c300221b64eddb59654474ead3de6ebe8403d77383e532bd36 (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,179 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/3b/97/04e5a4d8d82812b6e74c23b706d131b7ac27dfe04ea297dc9b493a8e7d54/sphinxgen-1.1.1.0_r3-py2.7.egg#sha256=b9108d0393efea98cab26289420326d2f78ed048bfeb1bd92a2ceafec1a276be (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,179 Found link https://files.pythonhosted.org/packages/50/90/a90caf86051e9edd51c5191901ce67479fd4b158600784dd5cc46cac837a/sphinxgen-1.2.0.0-r4.tar.bz2#sha256=00f96c668706244b630403207d3fc3e613762e6685ae5c8ebf27e3f4f5fc3829 (from https://pypi.org/simple/sphinxgen/), version: 1.2.0.0-r4 2021-07-10T01:33:48,179 Found link https://files.pythonhosted.org/packages/0e/4d/27bef22b285a7fcd326cb28dd0d7f26a4ff00070acab73fd20b460f112b0/sphinxgen-1.2.0.0-r4.tar.gz#sha256=0ffe7e8f976ab6e9c675cbb73afc593f8900c4a771bfb532405e509ee1cc4339 (from https://pypi.org/simple/sphinxgen/), version: 1.2.0.0-r4 2021-07-10T01:33:48,180 Skipping link: unsupported archive format: .exe: https://files.pythonhosted.org/packages/c6/93/fa6acd4d132b89b59444c6db1dbcc7e4b89c2e5e373598a5f3cdbe544bef/sphinxgen-1.2.0.0-r4.win32.exe#sha256=4b04904f405ddc5dcae91aeda7794f7d2c6f25d2bae5e003f66caa0979bd9872 (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,180 Found link https://files.pythonhosted.org/packages/60/07/4657dcc880c32546fd83d3f03e575dfd8532beca09a641da06878a305fe0/sphinxgen-1.2.0.0-r4.zip#sha256=2bd7a61d4f24208318f7edfb251120b73b2d95547d69a02abf4a375bb8d2b640 (from https://pypi.org/simple/sphinxgen/), version: 1.2.0.0-r4 2021-07-10T01:33:48,180 Skipping link: none of the wheel's tags (py2-none-any) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/52/19/a64e770fcab5bf359466c9487a3a15d7c300761a3bb82957f1f1507ea110/sphinxgen-1.2.0.0_r4-py2-none-any.whl#sha256=a601974a06c69f9ef8bcfc31248811cf3c489d3a571cc18e537672d08c35ca3e (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,181 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/7e/0c/e022cdd4411a36a0a93ad5ec24b269f297b5fae12c732234cb0eac9e5a1c/sphinxgen-1.2.0.0_r4-py2.7.egg#sha256=20a6e46e2a640a9988396d9fdd279b34da7acc69dacfe4208833f9d3ba98eedb (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,181 Found link https://files.pythonhosted.org/packages/12/0e/cf1aa39518812be6664664c8064fe81204b9ae7a558b4ec5d96fe0ab8eaf/sphinxgen-1.3.0.0-r5.tar.bz2#sha256=b89086f25f979159c4f52de535ea6fd8a32e6e849df992e126d7a45e1f617a22 (from https://pypi.org/simple/sphinxgen/), version: 1.3.0.0-r5 2021-07-10T01:33:48,181 Found link https://files.pythonhosted.org/packages/2c/11/2e3e25516ca84c8df4fbc202cbcc9af93dbe5dc60a511aa967d211b4f6a8/sphinxgen-1.3.0.0-r5.tar.gz#sha256=6e6566171bccf67bf6e367dc876202229e617cb0133f1c108f7710c4c1324ce2 (from https://pypi.org/simple/sphinxgen/), version: 1.3.0.0-r5 2021-07-10T01:33:48,181 Skipping link: unsupported archive format: .exe: https://files.pythonhosted.org/packages/a4/5f/a8402d3e110cc9cfcee965bf454a73f4fe12899d63d11a06c890e9aac60a/sphinxgen-1.3.0.0-r5.win32.exe#sha256=d3436b6dfa0d027ea00442811d046ea1fd60f947dea6382f4d1e2466f3d0eb97 (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,182 Found link https://files.pythonhosted.org/packages/05/e7/23350c3fef79138ec67979053f89a84bfcfdde3bfad5d560f853f06cfb65/sphinxgen-1.3.0.0-r5.zip#sha256=243a309d80043f4fe395dd35334ff86f947af7e9e1b3311b1b21fd289bd8f97e (from https://pypi.org/simple/sphinxgen/), version: 1.3.0.0-r5 2021-07-10T01:33:48,182 Skipping link: none of the wheel's tags (py2-none-any) are compatible (run pip debug --verbose to show compatible tags): https://files.pythonhosted.org/packages/be/2b/200fccc598d008b783fe7ba97c0769cf2051c5b30ea9696f9c1d06608c37/sphinxgen-1.3.0.0_r5-py2-none-any.whl#sha256=e3ac8738024bccc8dbdb2c5317fd8fac9144c62e878a3017dc200b616cf1995d (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,183 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/e9/04/76f4fb9dee82f60ae59648bdbfde4509f56d5b0cdda82379253796c42106/sphinxgen-1.3.0.0_r5-py2.7.egg#sha256=0abf85acf158e416863509a25c307e478e4a23d37aa6a312ea1bf9cad7aca885 (from https://pypi.org/simple/sphinxgen/) 2021-07-10T01:33:48,183 Skipping link: not a file: https://pypi.org/simple/sphinxgen/ 2021-07-10T01:33:48,186 Given no hashes to check 3 links for project 'sphinxgen': discarding no candidates 2021-07-10T01:33:48,204 Collecting sphinxgen==1.2.0.0-r4 2021-07-10T01:33:48,205 Created temporary directory: /tmp/pip-unpack-9bhx6ew9 2021-07-10T01:33:48,416 Downloading sphinxgen-1.2.0.0-r4.zip (44 kB) 2021-07-10T01:33:48,503 Added sphinxgen==1.2.0.0-r4 from https://files.pythonhosted.org/packages/60/07/4657dcc880c32546fd83d3f03e575dfd8532beca09a641da06878a305fe0/sphinxgen-1.2.0.0-r4.zip#sha256=2bd7a61d4f24208318f7edfb251120b73b2d95547d69a02abf4a375bb8d2b640 to build tracker '/tmp/pip-req-tracker-acgfijqq' 2021-07-10T01:33:48,506 Running setup.py (path:/tmp/pip-wheel-7zjdpas7/sphinxgen_23070eca7c974bcab8b0746b83d11316/setup.py) egg_info for package sphinxgen 2021-07-10T01:33:48,506 Created temporary directory: /tmp/pip-pip-egg-info-ymawwm2b 2021-07-10T01:33:48,507 Running command python setup.py egg_info 2021-07-10T01:33:49,284 Traceback (most recent call last): 2021-07-10T01:33:49,284 File "", line 1, in 2021-07-10T01:33:49,285 File "/tmp/pip-wheel-7zjdpas7/sphinxgen_23070eca7c974bcab8b0746b83d11316/setup.py", line 6, in 2021-07-10T01:33:49,285 import sphinxgen 2021-07-10T01:33:49,285 File "/tmp/pip-wheel-7zjdpas7/sphinxgen_23070eca7c974bcab8b0746b83d11316/sphinxgen/__init__.py", line 167 2021-07-10T01:33:49,285 except jinja2.TemplateNotFound, e: 2021-07-10T01:33:49,286 ^ 2021-07-10T01:33:49,286 SyntaxError: invalid syntax 2021-07-10T01:33:49,342 WARNING: Discarding https://files.pythonhosted.org/packages/60/07/4657dcc880c32546fd83d3f03e575dfd8532beca09a641da06878a305fe0/sphinxgen-1.2.0.0-r4.zip#sha256=2bd7a61d4f24208318f7edfb251120b73b2d95547d69a02abf4a375bb8d2b640 (from https://pypi.org/simple/sphinxgen/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output. 2021-07-10T01:33:49,365 Created temporary directory: /tmp/pip-unpack-9mvxof13 2021-07-10T01:33:49,531 Downloading sphinxgen-1.2.0.0-r4.tar.gz (36 kB) 2021-07-10T01:33:49,624 Added sphinxgen==1.2.0.0-r4 from https://files.pythonhosted.org/packages/0e/4d/27bef22b285a7fcd326cb28dd0d7f26a4ff00070acab73fd20b460f112b0/sphinxgen-1.2.0.0-r4.tar.gz#sha256=0ffe7e8f976ab6e9c675cbb73afc593f8900c4a771bfb532405e509ee1cc4339 to build tracker '/tmp/pip-req-tracker-acgfijqq' 2021-07-10T01:33:49,625 Running setup.py (path:/tmp/pip-wheel-7zjdpas7/sphinxgen_1f80d5439f4a4881a401ded6491d5a8c/setup.py) egg_info for package sphinxgen 2021-07-10T01:33:49,626 Created temporary directory: /tmp/pip-pip-egg-info-rkt931iu 2021-07-10T01:33:49,626 Running command python setup.py egg_info 2021-07-10T01:33:50,397 Traceback (most recent call last): 2021-07-10T01:33:50,398 File "", line 1, in 2021-07-10T01:33:50,398 File "/tmp/pip-wheel-7zjdpas7/sphinxgen_1f80d5439f4a4881a401ded6491d5a8c/setup.py", line 6, in 2021-07-10T01:33:50,399 import sphinxgen 2021-07-10T01:33:50,399 File "/tmp/pip-wheel-7zjdpas7/sphinxgen_1f80d5439f4a4881a401ded6491d5a8c/sphinxgen/__init__.py", line 167 2021-07-10T01:33:50,399 except jinja2.TemplateNotFound, e: 2021-07-10T01:33:50,399 ^ 2021-07-10T01:33:50,400 SyntaxError: invalid syntax 2021-07-10T01:33:50,457 WARNING: Discarding https://files.pythonhosted.org/packages/0e/4d/27bef22b285a7fcd326cb28dd0d7f26a4ff00070acab73fd20b460f112b0/sphinxgen-1.2.0.0-r4.tar.gz#sha256=0ffe7e8f976ab6e9c675cbb73afc593f8900c4a771bfb532405e509ee1cc4339 (from https://pypi.org/simple/sphinxgen/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output. 2021-07-10T01:33:50,477 Created temporary directory: /tmp/pip-unpack-qudb0z89 2021-07-10T01:33:50,625 Downloading sphinxgen-1.2.0.0-r4.tar.bz2 (32 kB) 2021-07-10T01:33:50,754 Added sphinxgen==1.2.0.0-r4 from https://files.pythonhosted.org/packages/50/90/a90caf86051e9edd51c5191901ce67479fd4b158600784dd5cc46cac837a/sphinxgen-1.2.0.0-r4.tar.bz2#sha256=00f96c668706244b630403207d3fc3e613762e6685ae5c8ebf27e3f4f5fc3829 to build tracker '/tmp/pip-req-tracker-acgfijqq' 2021-07-10T01:33:50,755 Running setup.py (path:/tmp/pip-wheel-7zjdpas7/sphinxgen_af23606e87834cc8a4bcb495c376faa3/setup.py) egg_info for package sphinxgen 2021-07-10T01:33:50,756 Created temporary directory: /tmp/pip-pip-egg-info-mwo7vnz4 2021-07-10T01:33:50,756 Running command python setup.py egg_info 2021-07-10T01:33:51,528 Traceback (most recent call last): 2021-07-10T01:33:51,528 File "", line 1, in 2021-07-10T01:33:51,528 File "/tmp/pip-wheel-7zjdpas7/sphinxgen_af23606e87834cc8a4bcb495c376faa3/setup.py", line 6, in 2021-07-10T01:33:51,529 import sphinxgen 2021-07-10T01:33:51,529 File "/tmp/pip-wheel-7zjdpas7/sphinxgen_af23606e87834cc8a4bcb495c376faa3/sphinxgen/__init__.py", line 167 2021-07-10T01:33:51,529 except jinja2.TemplateNotFound, e: 2021-07-10T01:33:51,529 ^ 2021-07-10T01:33:51,530 SyntaxError: invalid syntax 2021-07-10T01:33:51,586 WARNING: Discarding https://files.pythonhosted.org/packages/50/90/a90caf86051e9edd51c5191901ce67479fd4b158600784dd5cc46cac837a/sphinxgen-1.2.0.0-r4.tar.bz2#sha256=00f96c668706244b630403207d3fc3e613762e6685ae5c8ebf27e3f4f5fc3829 (from https://pypi.org/simple/sphinxgen/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output. 2021-07-10T01:33:51,588 ERROR: Could not find a version that satisfies the requirement sphinxgen==1.2.0.0-r4 (from versions: 1.0.0.0.post1, 1.1.0.0.post2, 1.1.1.0.post3, 1.2.0.0.post4, 1.3.0.0.post5) 2021-07-10T01:33:51,588 ERROR: No matching distribution found for sphinxgen==1.2.0.0-r4 2021-07-10T01:33:51,588 Exception information: 2021-07-10T01:33:51,588 Traceback (most recent call last): 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve 2021-07-10T01:33:51,588 name, crit = self._merge_into_criterion(r, parent=None) 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion 2021-07-10T01:33:51,588 raise RequirementsConflicted(criterion) 2021-07-10T01:33:51,588 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('sphinxgen==1.2.0.0-r4') 2021-07-10T01:33:51,588 2021-07-10T01:33:51,588 During handling of the above exception, another exception occurred: 2021-07-10T01:33:51,588 2021-07-10T01:33:51,588 Traceback (most recent call last): 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve 2021-07-10T01:33:51,588 result = self._result = resolver.resolve( 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve 2021-07-10T01:33:51,588 state = resolution.resolve(requirements, max_rounds=max_rounds) 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve 2021-07-10T01:33:51,588 raise ResolutionImpossible(e.criterion.information) 2021-07-10T01:33:51,588 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('sphinxgen==1.2.0.0-r4'), parent=None)] 2021-07-10T01:33:51,588 2021-07-10T01:33:51,588 The above exception was the direct cause of the following exception: 2021-07-10T01:33:51,588 2021-07-10T01:33:51,588 Traceback (most recent call last): 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main 2021-07-10T01:33:51,588 status = self.run(options, args) 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper 2021-07-10T01:33:51,588 return func(self, options, args) 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 142, in run 2021-07-10T01:33:51,588 requirement_set = resolver.resolve( 2021-07-10T01:33:51,588 File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve 2021-07-10T01:33:51,588 raise error from e 2021-07-10T01:33:51,588 pip._internal.exceptions.DistributionNotFound: No matching distribution found for sphinxgen==1.2.0.0-r4 2021-07-10T01:33:51,594 Removed sphinxgen==1.2.0.0-r4 from https://files.pythonhosted.org/packages/60/07/4657dcc880c32546fd83d3f03e575dfd8532beca09a641da06878a305fe0/sphinxgen-1.2.0.0-r4.zip#sha256=2bd7a61d4f24208318f7edfb251120b73b2d95547d69a02abf4a375bb8d2b640 from build tracker '/tmp/pip-req-tracker-acgfijqq' 2021-07-10T01:33:51,594 Removed sphinxgen==1.2.0.0-r4 from https://files.pythonhosted.org/packages/50/90/a90caf86051e9edd51c5191901ce67479fd4b158600784dd5cc46cac837a/sphinxgen-1.2.0.0-r4.tar.bz2#sha256=00f96c668706244b630403207d3fc3e613762e6685ae5c8ebf27e3f4f5fc3829 from build tracker '/tmp/pip-req-tracker-acgfijqq' 2021-07-10T01:33:51,595 Removed sphinxgen==1.2.0.0-r4 from https://files.pythonhosted.org/packages/0e/4d/27bef22b285a7fcd326cb28dd0d7f26a4ff00070acab73fd20b460f112b0/sphinxgen-1.2.0.0-r4.tar.gz#sha256=0ffe7e8f976ab6e9c675cbb73afc593f8900c4a771bfb532405e509ee1cc4339 from build tracker '/tmp/pip-req-tracker-acgfijqq' 2021-07-10T01:33:51,595 Removed build tracker: '/tmp/pip-req-tracker-acgfijqq'