Collecting pybutton==2.6.0
  1 location(s) to search for versions of pybutton:
  * https://pypi.python.org/simple/pybutton/
  Getting page https://pypi.python.org/simple/pybutton/
  Analyzing links from page https://pypi.org/simple/pybutton/
    Found link https://files.pythonhosted.org/packages/41/5f/da2c58d01c49636b949207a4559a1b052156935a9106c99ff72fd62845fe/pybutton-1.0.2-py3-none-any.whl#sha256=ec169c9e360d564fc4ece6268e9c1269d7bc9a863c5d52ab58609e6206969bf0 (from https://pypi.org/simple/pybutton/), version: 1.0.2
    Found link https://files.pythonhosted.org/packages/61/b5/b317f8fc0475efb0ff7816336f86ff5dc083771c4b6402595b315c2c5c22/pybutton-1.0.2.tar.gz#sha256=faf621c4ce0bbc6181c370d7abb0c9e8eb665c1f2a431c66a966e7d8449fcbc8 (from https://pypi.org/simple/pybutton/), version: 1.0.2
    Skipping link https://files.pythonhosted.org/packages/19/d9/7a4735c45397d62d9b7c9123324f444172e04afb84996061277239226b05/pybutton-1.1.0-py2-none-any.whl#sha256=0b0b1a8cb6daace44416168cdd040b9f67833bdf374f369703bb7eb150145b78 (from https://pypi.org/simple/pybutton/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/11/dc/1a955715cd3a2dd10a47b807df9145bf7dd75cea77de95f6d7f05cac2c25/pybutton-1.1.0.tar.gz#sha256=8a0ce6094fe6765ea622bc97ad1e15d22f47aca72b61c07d139cb8fbb6c1c90f (from https://pypi.org/simple/pybutton/), version: 1.1.0
    Skipping link https://files.pythonhosted.org/packages/bc/b6/540195569273234724c3da308c2916740829342c38b64665c55d55f70ef6/pybutton-2.0.0-py2-none-any.whl#sha256=6c5afc58e02922d12b03d8bf426f96885be68f3eca26d902ffdc7bf80fc6fdd1 (from https://pypi.org/simple/pybutton/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/ac/42/0b01844fa42746b952824abacaeb49f1468fd8cdf185f01d1258e87c60cf/pybutton-2.0.0.tar.gz#sha256=63849fdd93535de37acdf6ba30ffd8f37fbe155e5d811b6e75d39e11eb262afc (from https://pypi.org/simple/pybutton/), version: 2.0.0
    Found link https://files.pythonhosted.org/packages/7b/c3/b1a81114505b5fa419287347da02639be2a12087571d585c7020ed050011/pybutton-2.1.0-py2.py3-none-any.whl#sha256=1529e9b10291a3cbed777e6a2bae74dcaa4e6751b676fab38481584c810cdb16 (from https://pypi.org/simple/pybutton/), version: 2.1.0
    Found link https://files.pythonhosted.org/packages/0e/0f/cbf09ef7d6e5819f0c0f1b14ba157732f6478239424844666a2b21784789/pybutton-2.1.0-py3-none-any.whl#sha256=5ac8bb957cebbf2d645c77d4be2659b83338445b129e56596b3b0052cb272577 (from https://pypi.org/simple/pybutton/), version: 2.1.0
    Found link https://files.pythonhosted.org/packages/38/f9/de8961e58c6153b95cc5b678a0afaa24d317eb47b68cd454106a7689bf09/pybutton-2.1.0.tar.gz#sha256=776f08a1f2d768b1a99d2bf91c6c42ebfbe145b0415b26e5a081bd2ab6118e0d (from https://pypi.org/simple/pybutton/), version: 2.1.0
    Found link https://files.pythonhosted.org/packages/22/35/fce7d3581893f560edb00868959d87deffc3777feadbf0c6acf7961251b1/pybutton-2.2.0-py2.py3-none-any.whl#sha256=c763177f86219aec311794e9d251a047857913c63698b48137c95e5875922c35 (from https://pypi.org/simple/pybutton/), version: 2.2.0
    Found link https://files.pythonhosted.org/packages/e1/07/278c226b95e2986751075790667f1d4e7454513b365c098fb2c2021a7b57/pybutton-2.2.0.tar.gz#sha256=7bcec4937cd5ba7e94b98cb7ffe3a844e6015ba9d60d51112cea4f54508ec447 (from https://pypi.org/simple/pybutton/), version: 2.2.0
    Found link https://files.pythonhosted.org/packages/45/a0/bd087f6d2d3b10a69ad62654c805b277da85d3312ef2c274292dac2db73c/pybutton-2.3.0-py2.py3-none-any.whl#sha256=d377a2a7d3dcd73d19f54c5b72f1e316f5ecd349ba759ca589cde6292be8b119 (from https://pypi.org/simple/pybutton/), version: 2.3.0
    Found link https://files.pythonhosted.org/packages/71/af/82fd1e19ee9ecc0d17e836e9537472a07ae571e30801528b40450a4b3629/pybutton-2.3.0.tar.gz#sha256=dc81d01e9eec108d816a104d25f26e7dfea8a52203ce873b3e738b7597043be1 (from https://pypi.org/simple/pybutton/), version: 2.3.0
    Skipping link https://files.pythonhosted.org/packages/ab/a6/fda0b194d539f0d66c52efbc04ba50c51b797d865f83a94a5655553d939e/pybutton-2.4.0-py2.7.egg#sha256=1b5098017deb26137cd7438f0c99cf0184b9de627efeb3f3538ad3f570ae3a00 (from https://pypi.org/simple/pybutton/); unsupported archive format: .egg
    Found link https://files.pythonhosted.org/packages/4a/d3/0479154d23dffb82e698017593eb17ab005b974488f175cd0401c5b9e25f/pybutton-2.4.0-py2.py3-none-any.whl#sha256=7a4dc6f6b36785761f7b01671da7136e06637a8aab6c4401c293c95f38c10a7e (from https://pypi.org/simple/pybutton/), version: 2.4.0
    Found link https://files.pythonhosted.org/packages/af/f7/0e00c334548b003bf2c70308c5459f179433b36c1aa24b39a7ed3bf58bae/pybutton-2.4.0.tar.gz#sha256=2b29d648508e5cb32b7434e0a76e20bfe96c4ad76250a8a15e78321640ca599f (from https://pypi.org/simple/pybutton/), version: 2.4.0
    Skipping link https://files.pythonhosted.org/packages/2a/19/2805ee9109f409015e363a8792eda308c4092128954e23bf7fa5c12d3c61/pybutton-2.6.0-py2.7.egg#sha256=1479b8f5702dea9cc5e839e5857b83d546d5a4851e6d963ce605a85ea1345b19 (from https://pypi.org/simple/pybutton/); unsupported archive format: .egg
    Found link https://files.pythonhosted.org/packages/5b/6c/f68cba63e2612f9e81ead97f12f6bae673aa225a19927dd084f6d0649c99/pybutton-2.6.0-py2.py3-none-any.whl#sha256=5fac2ded38be6853187d4df393c022c5eabc1e2b8e9797ccafa9a551c9cb0468 (from https://pypi.org/simple/pybutton/), version: 2.6.0
    Found link https://files.pythonhosted.org/packages/1e/c1/a77d23eb3892a6cb41d5c03d9087085ea3e706a72f7a723b174db3978c67/pybutton-2.6.0.tar.gz#sha256=3ddf802d4e322b1a550c47ed2eefa9801a0dbae0800b897cabe8a5491c193fcc (from https://pypi.org/simple/pybutton/), version: 2.6.0
  Using version 2.6.0 (newest of versions: 2.6.0)
  Downloading https://files.pythonhosted.org/packages/5b/6c/f68cba63e2612f9e81ead97f12f6bae673aa225a19927dd084f6d0649c99/pybutton-2.6.0-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/5b/6c/f68cba63e2612f9e81ead97f12f6bae673aa225a19927dd084f6d0649c99/pybutton-2.6.0-py2.py3-none-any.whl#sha256=5fac2ded38be6853187d4df393c022c5eabc1e2b8e9797ccafa9a551c9cb0468 (from https://pypi.org/simple/pybutton/)
  Saved /tmp/tmp_qgaqrjv/pybutton-2.6.0-py2.py3-none-any.whl
Skipping pybutton, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-9rw2kb7l/pybutton