2022-08-19T05:15:54,743 Created temporary directory: /tmp/pip-ephem-wheel-cache-yeqpvl2m
2022-08-19T05:15:54,749 Created temporary directory: /tmp/pip-build-tracker-cmaucjrk
2022-08-19T05:15:54,750 Initialized build tracking at /tmp/pip-build-tracker-cmaucjrk
2022-08-19T05:15:54,750 Created build tracker: /tmp/pip-build-tracker-cmaucjrk
2022-08-19T05:15:54,750 Entered build tracker: /tmp/pip-build-tracker-cmaucjrk
2022-08-19T05:15:54,752 Created temporary directory: /tmp/pip-wheel-6j2w7r3p
2022-08-19T05:15:54,822 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2022-08-19T05:15:54,831 2 location(s) to search for versions of fairresources:
2022-08-19T05:15:54,831 * https://pypi.org/simple/fairresources/
2022-08-19T05:15:54,831 * https://www.piwheels.org/simple/fairresources/
2022-08-19T05:15:54,832 Fetching project page and analyzing links: https://pypi.org/simple/fairresources/
2022-08-19T05:15:54,833 Getting page https://pypi.org/simple/fairresources/
2022-08-19T05:15:54,836 Found index url https://pypi.org/simple
2022-08-19T05:15:55,029   Found link https://files.pythonhosted.org/packages/b8/02/5c25fd18b98d2564ea0393fc61042ed466c3bbec4a6d636f0faa0552ca7f/FairResources-1.0.0.tar.gz#sha256=18b27c3e368226424e80969bf03bfefd491cffc74f2d2f2cbcbddec6e0a1519f (from https://pypi.org/simple/fairresources/), version: 1.0.0
2022-08-19T05:15:55,030   Found link https://files.pythonhosted.org/packages/eb/c2/735803845655f64a3cf35c0a8d392044cd11714271b901aba289318ef55f/FairResources-1.1.0.tar.gz#sha256=85d55ed02df8f3dc15516ee133ef28ef67c5418478a3a80b8911c1ead0283c52 (from https://pypi.org/simple/fairresources/), version: 1.1.0
2022-08-19T05:15:55,031   Found link https://files.pythonhosted.org/packages/86/5d/e5e9671a401b68a2e7a7d89688b4c1a034ddb202d996806dcaaf6738b11b/FairResources-1.2.0.tar.gz#sha256=22b7032babef241ba1225684b9dcb8a59c86a9651d202bbef359afa1976a0042 (from https://pypi.org/simple/fairresources/), version: 1.2.0
2022-08-19T05:15:55,032   Found link https://files.pythonhosted.org/packages/3e/9b/63a7aed21aa903f6d2ff743ab7c35fd0d7da0cd9f33ab278c6bb84c537bd/FairResources-2.0.0.tar.gz#sha256=b8ceed1502c01f04e5703b29090222e73d9e524ae14a2799f508a8fa2406985c (from https://pypi.org/simple/fairresources/), version: 2.0.0
2022-08-19T05:15:55,032   Found link https://files.pythonhosted.org/packages/1e/8c/e1a5b1cf123258a09a0ce898c400c19823ca8a021ab8eed6579ca3ae5715/FairResources-2.1.0.tar.gz#sha256=4fa9f130a05dbf06ad5561ca2038fe2a9eb0db30719e3e880dc7bef242de75c7 (from https://pypi.org/simple/fairresources/), version: 2.1.0
2022-08-19T05:15:55,033   Found link https://files.pythonhosted.org/packages/77/70/d4bf0742899b626836e5be3b9545b45e79d25e7759488cf809db2177e5c0/FairResources-2.2.0.tar.gz#sha256=238cb5d31bf118261bab0fc68215e749272fd5f2958e9261275313bd48503ace (from https://pypi.org/simple/fairresources/), version: 2.2.0
2022-08-19T05:15:55,034   Found link https://files.pythonhosted.org/packages/1f/d0/3f7bba8d27a3a6d0fa30c7c2749f5b896bb2dc9605ea057e28f30197b07f/FairResources-2.3.0.tar.gz#sha256=091971e7bf35d53af4179d3194155ad7b6cde55f31f6316f81a49906d33e2da0 (from https://pypi.org/simple/fairresources/), version: 2.3.0
2022-08-19T05:15:55,035   Found link https://files.pythonhosted.org/packages/82/73/919d7adf377a2d8bb894aad0e87088368d63712c69df9bedb521d32eb297/FairResources-2.3.1.tar.gz#sha256=361c62d21338203cdd04a0695f2bc1c1f90ee8ad9bcc6b5035285ee54880d5b0 (from https://pypi.org/simple/fairresources/), version: 2.3.1
2022-08-19T05:15:55,035   Found link https://files.pythonhosted.org/packages/dc/34/9f5d2a364cfbd9077fd42a44b9c0a98345ee5cebc40ec291b05d0a1c4db8/FairResources-2.3.2.tar.gz#sha256=f3cb0c1bc7efc09bf6841c326eded708568056fc853491ce9f28f4ba86352eb5 (from https://pypi.org/simple/fairresources/), version: 2.3.2
2022-08-19T05:15:55,036   Found link https://files.pythonhosted.org/packages/d3/2f/01b66c12cab89661d8e1f4ac16cc5f0a282d33252135057562b391b1386d/FairResources-2.3.3.tar.gz#sha256=00772c6d99712fddd2db7c9c87612820651ebebab90bcebffff3f233892ad28f (from https://pypi.org/simple/fairresources/), version: 2.3.3
2022-08-19T05:15:55,037   Found link https://files.pythonhosted.org/packages/4e/5d/301cdf8e8b3295d6feb011b0a96e36ea4fa7e3b8bb4e10f7f81edc07fb7a/FairResources-2.3.4.tar.gz#sha256=cb101e915b6a139b26888869039a1c61e6e5f568bbd77e87e0c7be60a951728f (from https://pypi.org/simple/fairresources/), version: 2.3.4
2022-08-19T05:15:55,038   Found link https://files.pythonhosted.org/packages/cb/98/6c6135fd97edabb54f181c19a7c284ea78db64801f5d5855e8df95f9828f/FairResources-4.0.0.tar.gz#sha256=828783bd1174d870a1bf421c496fce01523038f22b7a3f6d517e823a6c74b8ce (from https://pypi.org/simple/fairresources/), version: 4.0.0
2022-08-19T05:15:55,038   Found link https://files.pythonhosted.org/packages/af/c2/7ed4aefb14994779475f2336dca97e9d7b8bcf9a392947956c80113d60f8/FairResources-4.0.1.tar.gz#sha256=71ca6bccc2bbef0412820f67b408e49926f3a4c0c644be8e67e2bd4b6fd69d38 (from https://pypi.org/simple/fairresources/), version: 4.0.1
2022-08-19T05:15:55,039   Found link https://files.pythonhosted.org/packages/3c/df/611f3d5e52cfd8bb5acae30f09ef51174bfb6b6ceb1a7eeb4407e93ea650/FairResources-4.0.2.tar.gz#sha256=87d11debc3ee8b537ff4e232c709c29e566984229e3661cd9af60a79e1fb3eee (from https://pypi.org/simple/fairresources/), version: 4.0.2
2022-08-19T05:15:55,040   Found link https://files.pythonhosted.org/packages/c0/51/24c9665967af0fb3e8db77bd5499b63df55842b7170154fddb38f5c984ea/FairResources-4.0.3.tar.gz#sha256=f5eb8a50f6b6c584b656717acf42045000602d890a417c59386b49111a5d4638 (from https://pypi.org/simple/fairresources/), version: 4.0.3
2022-08-19T05:15:55,041 Fetching project page and analyzing links: https://www.piwheels.org/simple/fairresources/
2022-08-19T05:15:55,042 Getting page https://www.piwheels.org/simple/fairresources/
2022-08-19T05:15:55,044 Found index url https://www.piwheels.org/simple
2022-08-19T05:15:55,265   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-4.0.2-py3-none-any.whl#sha256=6b409d965b2eca55d44d30a8fad14acaee4e224919eedb5b4a531d7c44bf034f (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,266   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-4.0.1-py3-none-any.whl#sha256=5e13afe54355e968e0c6d0c6a23b08f5813890826687c27f234a048186c52eee (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,266   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-4.0.0-py3-none-any.whl#sha256=ad2d8996cad0379051eda075ebb378dd14132b6ca66982a934c5341d1d918518 (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,267   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.3.4-py3-none-any.whl#sha256=508a3699818159fea2f6907c6e82fd099b14de50ab582a904059a21bfcf10171 (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,268   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.3.3-py3-none-any.whl#sha256=90b43a9a4c9f6d71afc9f5c07f08a13a29ef7188c108a23ec35d5a1a62b12d38 (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,268   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.3.2-py3-none-any.whl#sha256=f501b41a8d3505fe02b4721ab5a7525cd76ce38ec92d9bf7f83620c9bc000961 (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,269   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.3.1-py3-none-any.whl#sha256=636ca2934da2fb2b08eaf13ff79df41e286d71a2b1f36f92e39907e833cfc3df (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,269   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.3.0-py3-none-any.whl#sha256=f951f93d8e1e464fe4ab20f3fe6befec978b9b36ae2af762288872d169e480f3 (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,270   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.2.0-py3-none-any.whl#sha256=1dd44cdd2ddf4128beeb43d490b4ec804f318e606ca30e7a54df6dfc1e71e4dc (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,270   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.1.0-py3-none-any.whl#sha256=1bff8b4313feb900d546079464273c0437d2d79cd8b4d96f7ef57f84ff119e0a (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,271   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-2.0.0-py3-none-any.whl#sha256=e4e3b9de0549ce79d2545f13b1b7d52693844d1e05edea9d01cec5d58a8aa1f2 (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,271   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-1.2.0-py3-none-any.whl#sha256=d784cb9c6531b3b66829606ce681d27bf489cbf8561d80913c6d18cecfe8543a (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,272   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-1.1.0-py3-none-any.whl#sha256=629d18c43c52ffb076c283a214fcdd1f82f5bb0b54c63ba009957d296fbf21bc (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,272   Skipping link: No binaries permitted for fairresources: https://www.piwheels.org/simple/fairresources/FairResources-1.0.0-py3-none-any.whl#sha256=ccf13a29de18f30aa9878c9f14c2394b26fbfa99941e17f8f47c984b8edae1a6 (from https://www.piwheels.org/simple/fairresources/)
2022-08-19T05:15:55,273 Skipping link: not a file: https://www.piwheels.org/simple/fairresources/
2022-08-19T05:15:55,273 Skipping link: not a file: https://pypi.org/simple/fairresources/
2022-08-19T05:15:55,313 Given no hashes to check 1 links for project 'fairresources': discarding no candidates
2022-08-19T05:15:55,344 Collecting fairresources==4.0.3
2022-08-19T05:15:55,349   Created temporary directory: /tmp/pip-unpack-3i9f2d3a
2022-08-19T05:15:55,440   Downloading FairResources-4.0.3.tar.gz (417 kB)
2022-08-19T05:15:55,829   Added fairresources==4.0.3 from https://files.pythonhosted.org/packages/c0/51/24c9665967af0fb3e8db77bd5499b63df55842b7170154fddb38f5c984ea/FairResources-4.0.3.tar.gz#sha256=f5eb8a50f6b6c584b656717acf42045000602d890a417c59386b49111a5d4638 to build tracker '/tmp/pip-build-tracker-cmaucjrk'
2022-08-19T05:15:55,833   Running setup.py (path:/tmp/pip-wheel-6j2w7r3p/fairresources_3490abe9658948948fafd6da6f54af20/setup.py) egg_info for package fairresources
2022-08-19T05:15:55,834   Created temporary directory: /tmp/pip-pip-egg-info-1hkrnuwz
2022-08-19T05:15:55,835   Preparing metadata (setup.py): started
2022-08-19T05:15:55,837   Running command python setup.py egg_info
2022-08-19T05:16:01,648   running egg_info
2022-08-19T05:16:01,653   creating /tmp/pip-pip-egg-info-1hkrnuwz/FairResources.egg-info
2022-08-19T05:16:02,311   writing /tmp/pip-pip-egg-info-1hkrnuwz/FairResources.egg-info/PKG-INFO
2022-08-19T05:16:02,898   writing dependency_links to /tmp/pip-pip-egg-info-1hkrnuwz/FairResources.egg-info/dependency_links.txt
2022-08-19T05:16:06,408   writing top-level names to /tmp/pip-pip-egg-info-1hkrnuwz/FairResources.egg-info/top_level.txt
2022-08-19T05:16:06,411   writing manifest file '/tmp/pip-pip-egg-info-1hkrnuwz/FairResources.egg-info/SOURCES.txt'
2022-08-19T05:16:07,250   reading manifest file '/tmp/pip-pip-egg-info-1hkrnuwz/FairResources.egg-info/SOURCES.txt'
2022-08-19T05:16:07,257   writing manifest file '/tmp/pip-pip-egg-info-1hkrnuwz/FairResources.egg-info/SOURCES.txt'
2022-08-19T05:16:07,474   Preparing metadata (setup.py): finished with status 'done'
2022-08-19T05:16:07,484   Source in /tmp/pip-wheel-6j2w7r3p/fairresources_3490abe9658948948fafd6da6f54af20 has version 4.0.3, which satisfies requirement fairresources==4.0.3 from https://files.pythonhosted.org/packages/c0/51/24c9665967af0fb3e8db77bd5499b63df55842b7170154fddb38f5c984ea/FairResources-4.0.3.tar.gz#sha256=f5eb8a50f6b6c584b656717acf42045000602d890a417c59386b49111a5d4638
2022-08-19T05:16:07,486   Removed fairresources==4.0.3 from https://files.pythonhosted.org/packages/c0/51/24c9665967af0fb3e8db77bd5499b63df55842b7170154fddb38f5c984ea/FairResources-4.0.3.tar.gz#sha256=f5eb8a50f6b6c584b656717acf42045000602d890a417c59386b49111a5d4638 from build tracker '/tmp/pip-build-tracker-cmaucjrk'
2022-08-19T05:16:07,495 Created temporary directory: /tmp/pip-unpack-e3qcud9l
2022-08-19T05:16:07,496 Building wheels for collected packages: fairresources
2022-08-19T05:16:07,506   Created temporary directory: /tmp/pip-wheel-yiih2uqh
2022-08-19T05:16:07,507   Building wheel for fairresources (setup.py): started
2022-08-19T05:16:07,509   Destination directory: /tmp/pip-wheel-yiih2uqh
2022-08-19T05:16:07,509   Running command python setup.py bdist_wheel
2022-08-19T05:16:12,578   running bdist_wheel
2022-08-19T05:16:14,232   running build
2022-08-19T05:16:14,233   running build_py
2022-08-19T05:16:14,922   creating build
2022-08-19T05:16:14,923   creating build/lib
2022-08-19T05:16:14,924   creating build/lib/FairResources
2022-08-19T05:16:14,927   copying FairResources/__init__.py -> build/lib/FairResources
2022-08-19T05:16:14,931   copying FairResources/Sources.py -> build/lib/FairResources
2022-08-19T05:16:14,936   copying FairResources/tickers.py -> build/lib/FairResources
2022-08-19T05:16:14,955   copying FairResources/google_sources.txt -> build/lib/FairResources
2022-08-19T05:16:14,978   copying FairResources/test_content.txt -> build/lib/FairResources
2022-08-19T05:16:14,983   copying FairResources/stocks.csv -> build/lib/FairResources
2022-08-19T05:16:15,027   copying FairResources/fair_sources.txt -> build/lib/FairResources
2022-08-19T05:16:15,031   copying FairResources/metaverse_sources.txt -> build/lib/FairResources
2022-08-19T05:16:15,035   copying FairResources/headline_meta_sources.txt -> build/lib/FairResources
2022-08-19T05:16:15,038   copying FairResources/rss_sources.txt -> build/lib/FairResources
2022-08-19T05:16:15,044   copying FairResources/popular_sources.txt -> build/lib/FairResources
2022-08-19T05:16:15,049   copying FairResources/stopwords.txt -> build/lib/FairResources
2022-08-19T05:16:15,054   copying FairResources/searchterms.txt -> build/lib/FairResources
2022-08-19T05:16:15,058   copying FairResources/useragents.txt -> build/lib/FairResources
2022-08-19T05:16:15,740   /usr/local/lib/python3.7/dist-packages/setuptools/command/install.py:37: SetuptoolsDeprecationWarning: setup.py install is deprecated. Use build and pip and other standards-based tools.
2022-08-19T05:16:15,741     setuptools.SetuptoolsDeprecationWarning,
2022-08-19T05:16:16,413   installing to build/bdist.linux-armv7l/wheel
2022-08-19T05:16:16,413   running install
2022-08-19T05:16:16,473   running install_lib
2022-08-19T05:16:17,147   creating build/bdist.linux-armv7l
2022-08-19T05:16:17,148   creating build/bdist.linux-armv7l/wheel
2022-08-19T05:16:17,151   creating build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,153   copying build/lib/FairResources/google_sources.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,169   copying build/lib/FairResources/test_content.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,173   copying build/lib/FairResources/__init__.py -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,177   copying build/lib/FairResources/stocks.csv -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,231   copying build/lib/FairResources/fair_sources.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,235   copying build/lib/FairResources/metaverse_sources.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,238   copying build/lib/FairResources/headline_meta_sources.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,241   copying build/lib/FairResources/rss_sources.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,247   copying build/lib/FairResources/popular_sources.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,251   copying build/lib/FairResources/stopwords.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,255   copying build/lib/FairResources/Sources.py -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,260   copying build/lib/FairResources/searchterms.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,263   copying build/lib/FairResources/useragents.txt -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,267   copying build/lib/FairResources/tickers.py -> build/bdist.linux-armv7l/wheel/FairResources
2022-08-19T05:16:17,273   running install_egg_info
2022-08-19T05:16:18,700   running egg_info
2022-08-19T05:16:19,371   writing FairResources.egg-info/PKG-INFO
2022-08-19T05:16:19,974   writing dependency_links to FairResources.egg-info/dependency_links.txt
2022-08-19T05:16:23,568   writing top-level names to FairResources.egg-info/top_level.txt
2022-08-19T05:16:23,656   reading manifest file 'FairResources.egg-info/SOURCES.txt'
2022-08-19T05:16:23,665   writing manifest file 'FairResources.egg-info/SOURCES.txt'
2022-08-19T05:16:23,668   Copying FairResources.egg-info to build/bdist.linux-armv7l/wheel/FairResources-4.0.3-py3.7.egg-info
2022-08-19T05:16:23,684   running install_scripts
2022-08-19T05:16:23,824   creating build/bdist.linux-armv7l/wheel/FairResources-4.0.3.dist-info/WHEEL
2022-08-19T05:16:23,828   creating '/tmp/pip-wheel-yiih2uqh/FairResources-4.0.3-py3-none-any.whl' and adding 'build/bdist.linux-armv7l/wheel' to it
2022-08-19T05:16:23,836   adding 'FairResources/Sources.py'
2022-08-19T05:16:23,839   adding 'FairResources/__init__.py'
2022-08-19T05:16:23,842   adding 'FairResources/fair_sources.txt'
2022-08-19T05:16:23,970   adding 'FairResources/google_sources.txt'
2022-08-19T05:16:23,979   adding 'FairResources/headline_meta_sources.txt'
2022-08-19T05:16:23,982   adding 'FairResources/metaverse_sources.txt'
2022-08-19T05:16:23,985   adding 'FairResources/popular_sources.txt'
2022-08-19T05:16:23,999   adding 'FairResources/rss_sources.txt'
2022-08-19T05:16:24,002   adding 'FairResources/searchterms.txt'
2022-08-19T05:16:24,305   adding 'FairResources/stocks.csv'
2022-08-19T05:16:24,328   adding 'FairResources/stopwords.txt'
2022-08-19T05:16:24,331   adding 'FairResources/test_content.txt'
2022-08-19T05:16:24,355   adding 'FairResources/tickers.py'
2022-08-19T05:16:24,359   adding 'FairResources/useragents.txt'
2022-08-19T05:16:24,363   adding 'FairResources-4.0.3.dist-info/METADATA'
2022-08-19T05:16:24,365   adding 'FairResources-4.0.3.dist-info/WHEEL'
2022-08-19T05:16:24,367   adding 'FairResources-4.0.3.dist-info/top_level.txt'
2022-08-19T05:16:24,369   adding 'FairResources-4.0.3.dist-info/RECORD'
2022-08-19T05:16:24,386   removing build/bdist.linux-armv7l/wheel
2022-08-19T05:16:24,654   Building wheel for fairresources (setup.py): finished with status 'done'
2022-08-19T05:16:24,674   Created wheel for fairresources: filename=FairResources-4.0.3-py3-none-any.whl size=422914 sha256=67a7b98a66d61529c30dafadea2c0d3a4e079d402fe22f7a0614c498549576e0
2022-08-19T05:16:24,676   Stored in directory: /tmp/pip-ephem-wheel-cache-yeqpvl2m/wheels/f4/af/67/1a16e870307bee462e6674f391eb938e8283983028df959946
2022-08-19T05:16:24,699 Successfully built fairresources
2022-08-19T05:16:24,738 Removed build tracker: '/tmp/pip-build-tracker-cmaucjrk'