conda fails to create environment from yml

No, PyPI is not the issue. Instead, it fails because the YAML includes platform-specific build constraints, but you are transferring across platforms. Specifically, examining the build numbers on the failed packages (e.g., six=py36h0e22d5e_1), I can see that they correspond to packages from the osx-64 platform, but you are trying to install on a linux-64 platform, … Read more