2021-07-09T04:51:36,694 Created temporary directory: /tmp/pip-ephem-wheel-cache-0lrt2dkc
2021-07-09T04:51:36,697 Created temporary directory: /tmp/pip-req-tracker-pgadc4cx
2021-07-09T04:51:36,697 Initialized build tracking at /tmp/pip-req-tracker-pgadc4cx
2021-07-09T04:51:36,698 Created build tracker: /tmp/pip-req-tracker-pgadc4cx
2021-07-09T04:51:36,698 Entered build tracker: /tmp/pip-req-tracker-pgadc4cx
2021-07-09T04:51:36,698 Created temporary directory: /tmp/pip-wheel-xump6bme
2021-07-09T04:51:36,731 1 location(s) to search for versions of txmongo:
2021-07-09T04:51:36,731 * https://pypi.org/simple/txmongo/
2021-07-09T04:51:36,732 Fetching project page and analyzing links: https://pypi.org/simple/txmongo/
2021-07-09T04:51:36,732 Getting page https://pypi.org/simple/txmongo/
2021-07-09T04:51:36,734 Found index url https://pypi.org/simple
2021-07-09T04:51:37,043   Found link https://files.pythonhosted.org/packages/7a/d0/188f550268ef661408a0621391f822e8158bf16e9fc7baff3410cdd9a393/txmongo-0.3.tar.gz#sha256=8df87466fb642d990f4b74e7fcfdf6e7c96e71de97c55679c9e4f3857cab2833 (from https://pypi.org/simple/txmongo/), version: 0.3
2021-07-09T04:51:37,044   Found link https://files.pythonhosted.org/packages/01/2a/e28ab2a7142878882c4f01afc3082fb728bf8323840295ec348db6a73ad5/txmongo-0.4.tar.gz#sha256=e12882c3e0865318f692d446cf8a412d60af0d76c70c0abfcc0102945dedff5a (from https://pypi.org/simple/txmongo/), version: 0.4
2021-07-09T04:51:37,044   Found link https://files.pythonhosted.org/packages/97/09/0d4840e28f7a5bb176c1e61539fbbb6f3e27b4cf83467400b4d278e17b0b/txmongo-0.4.2.tar.gz#sha256=a21977906076514c454e4a89d5ba0b219988323d5df9c2c04302f48ce3df55a1 (from https://pypi.org/simple/txmongo/), version: 0.4.2
2021-07-09T04:51:37,044   Found link https://files.pythonhosted.org/packages/8a/8b/57f0aa371d5fe77af63bb5c74b0f40b8878c8c7d944104604b0dabcd6d13/txmongo-0.5.tar.gz#sha256=07cadaa9a79a18a629f9a320a835d014fee017ac29e08b1b8bc1179e4989656d (from https://pypi.org/simple/txmongo/), version: 0.5
2021-07-09T04:51:37,060   Found link https://files.pythonhosted.org/packages/30/52/43cc62f09fc436ce357ffcb32977dd6a61a7c9dde1a0140da5ad596c56c9/txmongo-0.6-py2.py3-none-any.whl#sha256=f0b9f5cd98fab64d2767e33eed64e76b5a71001aeceaf8742fbc36ef4d3012f3 (from https://pypi.org/simple/txmongo/), version: 0.6
2021-07-09T04:51:37,060   Found link https://files.pythonhosted.org/packages/65/6a/a511f340200f4b2ca221fbcf5876d75c4b3fa1e40858127ab83e6e58d501/txmongo-0.6.tar.gz#sha256=e78ca06cfa9fe9bbd0c2a0598c82657929cc49fa3017197a101492c93c853f8c (from https://pypi.org/simple/txmongo/), version: 0.6
2021-07-09T04:51:37,061   Found link https://files.pythonhosted.org/packages/1e/77/f5b89e78e3d4b0c17e0abb6b89b90709a7a9ad508baa57708aea7920dc76/txmongo-15.0.0-py2.py3-none-any.whl#sha256=0b16aac5be91cd4bfadcd9e4f1c17b2f071e770e0764693fb56b9d29fac6b645 (from https://pypi.org/simple/txmongo/), version: 15.0.0
2021-07-09T04:51:37,061   Found link https://files.pythonhosted.org/packages/d7/5b/ece47701b5edc2f716a8ad0292cb4df3f1fee40f0502b476411c68117551/txmongo-15.0.0.tar.gz#sha256=73e059613cb22b74eb23fb487b9de9d9277ca1518c6f66f8d8ca8d72a56130d5 (from https://pypi.org/simple/txmongo/), version: 15.0.0
2021-07-09T04:51:37,062   Found link https://files.pythonhosted.org/packages/08/bb/4125573395d45991fd477ac66842815ab9091a47b230d8e2cf5e4570e355/txmongo-15.0.1-py2.py3-none-any.whl#sha256=5e503b74248be872cb287952b92bb7921947cbe00422abd51a1ec2fae35e50b7 (from https://pypi.org/simple/txmongo/), version: 15.0.1
2021-07-09T04:51:37,062   Found link https://files.pythonhosted.org/packages/04/fb/87db0d0c2b2604ea8693cf56d83ee3ffa20d14bfe179df041cc544fb0818/txmongo-15.0.1.tar.gz#sha256=2d5579069a2523611ed689a55b8cc9b4b4488b9e09efe6af10fa89d448fa98ac (from https://pypi.org/simple/txmongo/), version: 15.0.1
2021-07-09T04:51:37,063   Found link https://files.pythonhosted.org/packages/d7/2b/3375f2757a6f0331149ac4af024d5560bdf2c76a9ff245fca58220681b3b/txmongo-15.0.2-py2.py3-none-any.whl#sha256=99c1456253e80b3f96fd8bd0b6ed8d7a8b44c861bb1ea54e565fa5d034b99ba1 (from https://pypi.org/simple/txmongo/), version: 15.0.2
2021-07-09T04:51:37,063   Found link https://files.pythonhosted.org/packages/98/d7/6fbd6397e097ac9d6149edee8af9dd664ff7e768d1e99ea6047a42377f7c/txmongo-15.0.2.tar.gz#sha256=35657b07a1b4427ad99661f2d33f113d940ac9220569880587b5949c07d01d2f (from https://pypi.org/simple/txmongo/), version: 15.0.2
2021-07-09T04:51:37,063   Found link https://files.pythonhosted.org/packages/f0/27/38efc2f6a3b3b3ec9a8cb2b53900c60f52761f9c7061622e72d796a7fd08/txmongo-15.1.0-py2.py3-none-any.whl#sha256=408e3d036382edd69463284dad3ce2e900b1dcc74c54a5fba79d50cb3f74ef2d (from https://pypi.org/simple/txmongo/), version: 15.1.0
2021-07-09T04:51:37,064   Found link https://files.pythonhosted.org/packages/8d/89/eb0c3eac6635f2f8c7760f777eb0cbf761c901474bda2b6c1fbb0279cb70/txmongo-15.1.0.tar.gz#sha256=e38c8768531e7ba7e7cd1c44b542f681b9dc4cdee1179977f510fc0fdefa0fe2 (from https://pypi.org/simple/txmongo/), version: 15.1.0
2021-07-09T04:51:37,064   Found link https://files.pythonhosted.org/packages/37/a5/85fe53e2a70b9acf8ae0b01ab2be493227cb9d2aada4603974ada97fbfed/txmongo-15.2.0-py2.py3-none-any.whl#sha256=0ef29532e7a351987d26bc8d04e97f63791f696533cba688f451d4beb772af52 (from https://pypi.org/simple/txmongo/), version: 15.2.0
2021-07-09T04:51:37,065   Found link https://files.pythonhosted.org/packages/5d/fb/640935a3b3ab79890dec1db59e321d3c908baf11d34191d3738d309c7a8e/txmongo-15.2.0.tar.gz#sha256=a0d4a408e4a4d527fc8d8ba40cabe695fb73fdabb2122476876e0012e85cb74f (from https://pypi.org/simple/txmongo/), version: 15.2.0
2021-07-09T04:51:37,065   Found link https://files.pythonhosted.org/packages/1a/45/d1fee134e979ceb7f202d7f83e42a059f1172b570b2153340086eabcf643/txmongo-15.2.1-py2.py3-none-any.whl#sha256=52121449610a495f36b90d8ab5ce197210a90eae0fd1c7a489a38b2d27792cee (from https://pypi.org/simple/txmongo/), version: 15.2.1
2021-07-09T04:51:37,065   Found link https://files.pythonhosted.org/packages/7f/32/3cf27b699226ab165601f23fcaf0aea9042d6730b4073273af410e7906b2/txmongo-15.2.1.tar.gz#sha256=59bc489f5199f244314cc83eb0151631386ba2c52a4b1f45ff98d52f60a9aaec (from https://pypi.org/simple/txmongo/), version: 15.2.1
2021-07-09T04:51:37,066   Found link https://files.pythonhosted.org/packages/a8/88/95b840b5155a38bbdea71d0670db9522f27e4e8fe240a8a9f0bf03b7076f/txmongo-15.2.2-py2.py3-none-any.whl#sha256=f564e84dc0b0010ea87ed84990d2af7e99ccaea3dacb1bab2483eca7f22a1de2 (from https://pypi.org/simple/txmongo/), version: 15.2.2
2021-07-09T04:51:37,066   Found link https://files.pythonhosted.org/packages/1d/cd/e6bd42de2c5156e019764fff383059b1b688e39f2dbcd39ff3314515d3e4/txmongo-15.2.2.tar.gz#sha256=8d49999dc4c993fc435d3c8264de36f888d28b5069d0b45c89230d85e0092d26 (from https://pypi.org/simple/txmongo/), version: 15.2.2
2021-07-09T04:51:37,067   Found link https://files.pythonhosted.org/packages/c3/a1/ff8b771b17c14544635a350b163d4518cc77b791dc8aa064eaa3b52f56aa/txmongo-15.3.0.post3-py2.py3-none-any.whl#sha256=a27cf3a42af0ff4bd6e149c70c365258abdb30f3204a854c42d3cdf0eb1b10ba (from https://pypi.org/simple/txmongo/), version: 15.3.0.post3
2021-07-09T04:51:37,067   Found link https://files.pythonhosted.org/packages/31/fa/99d547d82c1faa30e723cda6bfa1c8c175981ff3ad7dae0a1ed12c739b22/txmongo-15.3.0.post3.tar.gz#sha256=9ec64da4916fac78bd8e308543de26e2196d9abea3006e7e6d927e17869cd3cd (from https://pypi.org/simple/txmongo/), version: 15.3.0.post3
2021-07-09T04:51:37,067   Found link https://files.pythonhosted.org/packages/01/e9/da01b0fbf1f51e86653df9632cf5f20c1be90490543ea6ff9ae9819743fe/txmongo-15.3.1-py2.py3-none-any.whl#sha256=5ad96c4bbe6ecd8168b3bc334076f96ba2282249a433309e1c50c03edcb2fbe8 (from https://pypi.org/simple/txmongo/), version: 15.3.1
2021-07-09T04:51:37,068   Found link https://files.pythonhosted.org/packages/53/e6/d27feedc928e2dc6119517ebf3c54e51574cce4e89aab4f2829784712cbe/txmongo-15.3.1.tar.gz#sha256=b73371b5fb38a33b637c3a2b66c450c01461c04a6e0ca98452203593538e4368 (from https://pypi.org/simple/txmongo/), version: 15.3.1
2021-07-09T04:51:37,068   Found link https://files.pythonhosted.org/packages/61/b5/2a6f754678e71735e524b7caebc7b3e73cb7184e824db2d66d3e3416151c/txmongo-16.0.0-py2.py3-none-any.whl#sha256=c6292b77a5c63a4fe5b720428dc58e9aa4218bbb7e9fe2aa298d97218c135c30 (from https://pypi.org/simple/txmongo/), version: 16.0.0
2021-07-09T04:51:37,068   Found link https://files.pythonhosted.org/packages/17/63/f77006f54bbe844e073b3f76d4509c29d4375a76bc6fcf585fbd4745604f/txmongo-16.0.0.tar.gz#sha256=83c930e62c7dfc99cb6dc554ae3e91069add49c571c9acdb4b9b05f3dccc0d03 (from https://pypi.org/simple/txmongo/), version: 16.0.0
2021-07-09T04:51:37,069   Found link https://files.pythonhosted.org/packages/39/80/118fd614613744a66a4a6ee6784bce73797557a10773483b83ac70e08df4/txmongo-16.0.1-py2.py3-none-any.whl#sha256=517d21ad2f2be97bfd74e21507dce7493525281ff9ba1f86268b1e2dd9f31df4 (from https://pypi.org/simple/txmongo/), version: 16.0.1
2021-07-09T04:51:37,069   Found link https://files.pythonhosted.org/packages/ad/ca/e42dd3b4632506765e5f1446dde8c32ce423bbc4cff3f7895984aea76022/txmongo-16.0.1.tar.gz#sha256=0ecc8ed0ece95c428de3ccb0cb0afa555e7d27d7ae67e1af3ac75c25f606a713 (from https://pypi.org/simple/txmongo/), version: 16.0.1
2021-07-09T04:51:37,070   Found link https://files.pythonhosted.org/packages/2c/9b/5469380e648e6a766aed1a32d1adbf1b24260287f08784b2b392d39a7063/txmongo-16.1.0-py2.py3-none-any.whl#sha256=d56c41b4eef37d7404f4026592f35ce17bb7983c2e331a8148e8021ff055a55f (from https://pypi.org/simple/txmongo/), version: 16.1.0
2021-07-09T04:51:37,070   Found link https://files.pythonhosted.org/packages/63/22/df82daca345076287358157f5fe25bc852c40a3268f0f482ede4838c0a36/txmongo-16.1.0.tar.gz#sha256=1e55f3680eb81a8495721c37bd49b1103cf3b9fd268ed84128aeadfab4adb63e (from https://pypi.org/simple/txmongo/), version: 16.1.0
2021-07-09T04:51:37,070   Found link https://files.pythonhosted.org/packages/71/37/69a01aeb2fc7acc94d5c0a8bc6e9651abad0a7e9b7eebaeb6e4d5b60dcf8/txmongo-16.2.0-py2.py3-none-any.whl#sha256=b5c4be1b4ae1a30452060d4fdd824ef501e38f2ab854a101ab25268a06cc0a1a (from https://pypi.org/simple/txmongo/), version: 16.2.0
2021-07-09T04:51:37,071   Found link https://files.pythonhosted.org/packages/8f/5f/43c646bbe8854ce007b00a0f51c754303ab28306798a450e98d0ee113e80/txmongo-16.2.0.tar.gz#sha256=ed8e1fb4ffc537e7acf3a195e846044af039580732c6a425182d2878e46eebcd (from https://pypi.org/simple/txmongo/), version: 16.2.0
2021-07-09T04:51:37,071   Found link https://files.pythonhosted.org/packages/4a/0c/7612106c960c77ee63140ab37744721b62bcc82e63ad9e38403a294bf00a/txmongo-16.3.0-py2.py3-none-any.whl#sha256=f439c8149e33032e6d75b4a9e31e904b6943e9dacb0323437061773453fe7f28 (from https://pypi.org/simple/txmongo/), version: 16.3.0
2021-07-09T04:51:37,071   Found link https://files.pythonhosted.org/packages/ca/e1/6c9480921dffb49140cb6546ea716707ab458d5f9dfa60bc21be01ce2a69/txmongo-16.3.0.tar.gz#sha256=f2611cd1fe31c4e1beb0a602976033c6469d3183da61899b4ae335d296fc5b57 (from https://pypi.org/simple/txmongo/), version: 16.3.0
2021-07-09T04:51:37,072   Found link https://files.pythonhosted.org/packages/ca/3b/01cd3c129988d61cb3087f39c1c4087fd37d44e62708cbfdf95e42602278/txmongo-17.1.0-py2.py3-none-any.whl#sha256=8b23fa5b53654cc74b4b74b9bf95bb09e3993aefeae60ac555eea6372cfbe0ab (from https://pypi.org/simple/txmongo/), version: 17.1.0
2021-07-09T04:51:37,072   Found link https://files.pythonhosted.org/packages/a0/f6/ff91bdb99d7536ff99298a7257441747f19639135c72ba02509bc3cc5bd3/txmongo-17.1.0.tar.gz#sha256=e208cf937bc2cdceac044a54c68af3248f2359f2f21576b59a38fb67b5b58284 (from https://pypi.org/simple/txmongo/), version: 17.1.0
2021-07-09T04:51:37,073   Found link https://files.pythonhosted.org/packages/e8/c4/ee5a415d0bad002e63bac3046b603e84d5182e9646cf18824f2510f00a4d/txmongo-18.0.0-py2.py3-none-any.whl#sha256=d233f644e66208d1c2a773c15e88e3bff0cdad487bd48d23161bc071b5ad071b (from https://pypi.org/simple/txmongo/), version: 18.0.0
2021-07-09T04:51:37,073   Found link https://files.pythonhosted.org/packages/26/79/2fec25e50605f63f8ef79227d4a6803d678078b0eb779a903b5b0fb5a817/txmongo-18.0.0.tar.gz#sha256=5ce7ec6ff8fb2f83437bdbd561d067c95ef80888377d0ec768df8172729e6e0b (from https://pypi.org/simple/txmongo/), version: 18.0.0
2021-07-09T04:51:37,073   Found link https://files.pythonhosted.org/packages/0b/80/43c4b78a392bf87229c0c76da21963b60c4e79fc14a4e6f9d99c4acbd0ce/txmongo-18.1.0-py2.py3-none-any.whl#sha256=f0a3e26aebc2538b9fca85be9b01100db9856775dee954bc985c0ad0fa22de99 (from https://pypi.org/simple/txmongo/), version: 18.1.0
2021-07-09T04:51:37,074   Found link https://files.pythonhosted.org/packages/cf/22/a4ef2a5e3ec547fbfc86a9964854198eafc62d14dd535d821663059306ec/txmongo-18.1.0.tar.gz#sha256=620ec724e0b6ea63c6f5dc77e256cdcda6811edbd6777a30a0074bce443674b3 (from https://pypi.org/simple/txmongo/), version: 18.1.0
2021-07-09T04:51:37,074   Found link https://files.pythonhosted.org/packages/4c/cd/824e29cf9970d7f9c52b409d30f26d147cedc6b8d33c3d6f0a0b51019ac2/txmongo-18.2.0-py2.py3-none-any.whl#sha256=ba84c71a8bb0f6d65410ca3faae75fc9136f28fd0b2d1a63ebdaeb22f2c5f757 (from https://pypi.org/simple/txmongo/), version: 18.2.0
2021-07-09T04:51:37,075   Found link https://files.pythonhosted.org/packages/b2/25/af04397b87ba1f298083c8f89153beaf8b0cfe56090ef0d75e7983e436f5/txmongo-18.2.0.tar.gz#sha256=20ab4dfc5323e183233f87242a1425dfc08c1ef5657b2e08fc143808965b60b8 (from https://pypi.org/simple/txmongo/), version: 18.2.0
2021-07-09T04:51:37,075   Found link https://files.pythonhosted.org/packages/19/4b/5b3ea5a94e3ca99e7f175c360139bed03f88aa06e1bdd56458fed86ca17b/txmongo-19.1.0-py2.py3-none-any.whl#sha256=edb112168385abdad1a055c6a7600987af9f2e3281fd9526d2e08b611405a10a (from https://pypi.org/simple/txmongo/), version: 19.1.0
2021-07-09T04:51:37,075   Found link https://files.pythonhosted.org/packages/42/96/4476776813485ecf8f89de71acf6d7e01e455e618ad3312fbd55b5315032/txmongo-19.1.0.tar.gz#sha256=e353b49f2c1f09848b43538b2c7e6ecece4423e2623d9fad24a3352c288608fc (from https://pypi.org/simple/txmongo/), version: 19.1.0
2021-07-09T04:51:37,076   Found link https://files.pythonhosted.org/packages/ab/b6/108dd52a558b8345d26300a1c5862581ff3771dd6243f1396face37a6d20/txmongo-19.2.0-py2.py3-none-any.whl#sha256=889f8d44a13956e957016b94d9cf0c688f1f621d6b4e0a89f4ab2e8984845e7f (from https://pypi.org/simple/txmongo/), version: 19.2.0
2021-07-09T04:51:37,076   Found link https://files.pythonhosted.org/packages/02/6a/8ad18e2a882fd0195916d0334f30e42d500a5ee60b237b914030e6646b13/txmongo-19.2.0.tar.gz#sha256=c1bfae5c46e37030b46643ed976b41122f78a3648958a7b1a3190eb6374a357e (from https://pypi.org/simple/txmongo/), version: 19.2.0
2021-07-09T04:51:37,076 Skipping link: not a file: https://pypi.org/simple/txmongo/
2021-07-09T04:51:37,084 Given no hashes to check 1 links for project 'txmongo': discarding no candidates
2021-07-09T04:51:37,101 Collecting txmongo==0.3
2021-07-09T04:51:37,103   Created temporary directory: /tmp/pip-unpack-jv6myl0p
2021-07-09T04:51:37,275   Downloading txmongo-0.3.tar.gz (37 kB)
2021-07-09T04:51:37,372   Added txmongo==0.3 from https://files.pythonhosted.org/packages/7a/d0/188f550268ef661408a0621391f822e8158bf16e9fc7baff3410cdd9a393/txmongo-0.3.tar.gz#sha256=8df87466fb642d990f4b74e7fcfdf6e7c96e71de97c55679c9e4f3857cab2833 to build tracker '/tmp/pip-req-tracker-pgadc4cx'
2021-07-09T04:51:37,373     Running setup.py (path:/tmp/pip-wheel-xump6bme/txmongo_fd233d0bd927495b960c1ad71033d521/setup.py) egg_info for package txmongo
2021-07-09T04:51:37,374     Created temporary directory: /tmp/pip-pip-egg-info-vwky4vm7
2021-07-09T04:51:37,374     Running command python setup.py egg_info
2021-07-09T04:51:37,986     Traceback (most recent call last):
2021-07-09T04:51:37,986       File "<string>", line 1, in <module>
2021-07-09T04:51:37,987       File "/tmp/pip-wheel-xump6bme/txmongo_fd233d0bd927495b960c1ad71033d521/setup.py", line 50
2021-07-09T04:51:37,987         except DistutilsPlatformError, e:
2021-07-09T04:51:37,987                                      ^
2021-07-09T04:51:37,988     SyntaxError: invalid syntax
2021-07-09T04:51:38,036 WARNING: Discarding https://files.pythonhosted.org/packages/7a/d0/188f550268ef661408a0621391f822e8158bf16e9fc7baff3410cdd9a393/txmongo-0.3.tar.gz#sha256=8df87466fb642d990f4b74e7fcfdf6e7c96e71de97c55679c9e4f3857cab2833 (from https://pypi.org/simple/txmongo/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2021-07-09T04:51:38,038 ERROR: Could not find a version that satisfies the requirement txmongo==0.3 (from versions: 0.3, 0.4, 0.4.2, 0.5, 0.6, 15.0.0, 15.0.1, 15.0.2, 15.1.0, 15.2.0, 15.2.1, 15.2.2, 15.3.0.post3, 15.3.1, 16.0.0, 16.0.1, 16.1.0, 16.2.0, 16.3.0, 17.1.0, 18.0.0, 18.1.0, 18.2.0, 19.1.0, 19.2.0)
2021-07-09T04:51:38,038 ERROR: No matching distribution found for txmongo==0.3
2021-07-09T04:51:38,038 Exception information:
2021-07-09T04:51:38,038 Traceback (most recent call last):
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-09T04:51:38,038     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-09T04:51:38,038     raise RequirementsConflicted(criterion)
2021-07-09T04:51:38,038 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('txmongo==0.3')
2021-07-09T04:51:38,038 
2021-07-09T04:51:38,038 During handling of the above exception, another exception occurred:
2021-07-09T04:51:38,038 
2021-07-09T04:51:38,038 Traceback (most recent call last):
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-09T04:51:38,038     result = self._result = resolver.resolve(
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-09T04:51:38,038     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-09T04:51:38,038     raise ResolutionImpossible(e.criterion.information)
2021-07-09T04:51:38,038 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('txmongo==0.3'), parent=None)]
2021-07-09T04:51:38,038 
2021-07-09T04:51:38,038 The above exception was the direct cause of the following exception:
2021-07-09T04:51:38,038 
2021-07-09T04:51:38,038 Traceback (most recent call last):
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-09T04:51:38,038     status = self.run(options, args)
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-09T04:51:38,038     return func(self, options, args)
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-09T04:51:38,038     requirement_set = resolver.resolve(
2021-07-09T04:51:38,038   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-09T04:51:38,038     raise error from e
2021-07-09T04:51:38,038 pip._internal.exceptions.DistributionNotFound: No matching distribution found for txmongo==0.3
2021-07-09T04:51:38,043 Removed txmongo==0.3 from https://files.pythonhosted.org/packages/7a/d0/188f550268ef661408a0621391f822e8158bf16e9fc7baff3410cdd9a393/txmongo-0.3.tar.gz#sha256=8df87466fb642d990f4b74e7fcfdf6e7c96e71de97c55679c9e4f3857cab2833 from build tracker '/tmp/pip-req-tracker-pgadc4cx'
2021-07-09T04:51:38,043 Removed build tracker: '/tmp/pip-req-tracker-pgadc4cx'