def __setup()

in ccmlib/repository.py [0:0]

• 40 lines of code
• 13 McCabe index (conditional complexity)

def __setup(version, verbose=False):
    fallback = True

    if version.startswith('git:'):
        clone_development(GIT_REPO, version, verbose=verbose)
        return (version_directory(version), None, fallback)
    elif version.startswith('local:'):
        # local: slugs take the form of: "local:/some/path/:somebranch"
        try:
            _, path, branch = version.split(':')
        except ValueError:
            raise CCMError("local version ({}) appears to be invalid. Please format as local:/some/path/:somebranch".format(version))

        clone_development(path, version, verbose=verbose)
        version_dir = version_directory(version)

        if version_dir is None:
            raise CCMError("Path provided in local slug appears invalid ({})".format(path))
        return (version_dir, None, fallback)

    elif version.startswith('binary:'):
        version = version.replace('binary:', '')
        fallback = False

    elif version.startswith('github:'):
        user_name, _ = github_username_and_branch_name(version)
        # make sure to use http for cloning read-only repos such as 'github:apache/cassandra-2.1'
        if user_name == "apache":
            clone_development(GITHUB_REPO, version, verbose=verbose)
        else:
            clone_development(github_repo_for_user(user_name), version, verbose=verbose)
        return (directory_name(version), None, fallback)

    elif version.startswith('source:'):
        version = version.replace('source:', '')

    elif version.startswith('clone:'):
        # locally present C* source tree
        version = version.replace('clone:', '')
        return (version, None, fallback)

    elif version.startswith('alias:'):
        alias = version.split(":")[1].split("/")[0]
        try:
            git_repo = CCM_CONFIG.get("aliases", alias)
            clone_development(git_repo, version, verbose=verbose, alias=True)
            return (directory_name(version), None, fallback)
        except ConfigParser.NoOptionError as e:
            common.warning("Unable to find alias {} in configuration file.".format(alias))
            raise e
    return (None, version, fallback)