在Windows 8上用Python 2.7使用pip install zipline给我错误: Downloading/unpacking six (from python-dateutil==2.1->delorean->zipline[all]) Running setup.py egg_info for package six Installing collected packages: blist, pytz, requests, python-dateutil, six Running setup.py install for blist building '_blist' extension error: Unable to find vcvarsall.bat Complete output from command C:\Python27\python.exe -c "import setuptools;__ file__='c:\\users\\ThatsMe\\appdata\\local\\temp\\pip-build-ThatsMe\\blist\\setup.py';ex ec(compile(open(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" inst all –record c:\users\ThatsMe\appdata\local\temp\pip-xvoky2-record\install-record.tx t –single-version-externally-managed: […]