__main__.py 文件源码

def readme(packages):
    """
    View packages' long descriptions.

    If stdout is a terminal, the descriptions are passed to a pager program
    (e.g., `less(1)`).

    Packages can be specified as either ``packagename`` to show the latest
    version or as ``packagename==version`` to show the long description for
    ``version``.
    """
    for pkg in packages:
        click.echo_via_pager(pkg["info"]["description"])