Collecting alipay-sdk-python==3.0.0b2
  1 location(s) to search for versions of alipay-sdk-python:
  * https://pypi.python.org/simple/alipay-sdk-python/
  Getting page https://pypi.python.org/simple/alipay-sdk-python/
  Analyzing links from page https://pypi.org/simple/alipay-sdk-python/
    Found link https://files.pythonhosted.org/packages/61/54/31828f239c6a3f6bd7495f9de194fd2a1eacb1ee87c2a621b5f43dcddb85/alipay-sdk-python-3.0.0b1.tar.gz#sha256=a218a4af0cc1248332f07faba2f5a35f780097d36169b168ec726f47a1720133 (from https://pypi.org/simple/alipay-sdk-python/), version: 3.0.0b1
    Found link https://files.pythonhosted.org/packages/09/5a/df2e075d30cbd165233a00e6d8ca1719bec86e6384dec8e73a6d337af2a1/alipay_sdk_python-3.0.0b1-py3-none-any.whl#sha256=0afae3da3cec108fcad6619d8f0e599fb3b9312755f0b3117c3878f06dfa42c2 (from https://pypi.org/simple/alipay-sdk-python/), version: 3.0.0b1
    Found link https://files.pythonhosted.org/packages/6d/a4/48cc11f328595c9e391cdf94122be894eb79fd94c010fe7330fbaa4c643f/alipay-sdk-python-3.0.0b2.tar.gz#sha256=a7984cef8065a894689ef86780ed61cbe0d779e146ae7b9762310694765f24d2 (from https://pypi.org/simple/alipay-sdk-python/), version: 3.0.0b2
    Found link https://files.pythonhosted.org/packages/ec/b9/8f7ca3dec18f16b9db017bca95eb9d8b23770bc02f49e7dc51e75e2d7d2e/alipay_sdk_python-3.0.0b2-py3-none-any.whl#sha256=bc7cdeaa23efd2405db1b3978a62acd64bf30c5ef587d5345c126343012012f0 (from https://pypi.org/simple/alipay-sdk-python/), version: 3.0.0b2
  Using version 3.0.0b2 (newest of versions: 3.0.0b2)
  Downloading https://files.pythonhosted.org/packages/ec/b9/8f7ca3dec18f16b9db017bca95eb9d8b23770bc02f49e7dc51e75e2d7d2e/alipay_sdk_python-3.0.0b2-py3-none-any.whl (3.3MB)
  Downloading from URL https://files.pythonhosted.org/packages/ec/b9/8f7ca3dec18f16b9db017bca95eb9d8b23770bc02f49e7dc51e75e2d7d2e/alipay_sdk_python-3.0.0b2-py3-none-any.whl#sha256=bc7cdeaa23efd2405db1b3978a62acd64bf30c5ef587d5345c126343012012f0 (from https://pypi.org/simple/alipay-sdk-python/)
  Saved /tmp/tmp8loz77yy/alipay_sdk_python-3.0.0b2-py3-none-any.whl
Skipping alipay-sdk-python, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-ft_3qnb7/alipay-sdk-python