Changes in version 1.4.0 o Support installation from Python package directories on the file system. o Clean Conda package directories during a system installation to reduce disk usage. Changes in version 1.2.0 o Added support for different Conda channels in the BasiliskEnvironment() constructor. o Added locking to setupBasiliskEnv() for safe parallel construction of environments. o Ensure that environments are always activated before use in useBasiliskEnv(). Changes in version 1.0.0 o New package basilisk, for integration of Python in Bioconductor packages.