如何修复“使用conda安装cassandra时的环境错误和包”

Question

我正在通过anaconda在我的Mac上安装Cassandra，但是我的环境有问题：failed with initial frozen solve。使用灵活的解决方案重试。此外，发现以下规范相互不兼容：

Package ca-certificates conflicts for:

    cassandra-driver -> python=3.6 -> openssl[version='>=1.0.2p,<1.0.3a'] -> ca-certificates
    python=3.7 -> openssl[version='>=1.1.1a,<1.1.2a'] -> ca-certificates
    Package setuptools conflicts for:
    cassandra-driver -> python=3.6 -> pip -> setuptools
    python=3.7 -> pip -> setuptools
    Package pip conflicts for:
    python=3.7 -> pip
    cassandra-driver -> python=3.6 -> pip
    Package certifi conflicts for:
    python=3.7 -> pip -> setuptools -> certifi[version='>=2016.09']
    cassandra-driver -> python=3.6 -> pip -> setuptools -> certifi[version='>=2016.09']
    Package wheel conflicts for:
    cassandra-driver -> python=3.6 -> pip -> wheel
    python=3.7 -> pip -> wheel