def get_imports(fips_dir, proj_dir) :
    proj_name = util.get_project_name_from_dir(proj_dir)
    imports = {}
    if util.is_valid_project_dir(proj_dir) :
        dic = util.load_fips_yml(proj_dir)
        if 'imports' in dic :
            imports = dic['imports']

        # warn if this is an old-style list instead of new style dict
        if imports :
            if type(imports) is list :
                log.warn("imports in '{}/fips.yml' uses obsolete array format".format(proj_dir))
                
                # convert old style to new dict format
                # FIXME: should be removed after a while
                new_imports = {}
                for dep in imports :
                    dep_url = registry.get_url(fips_dir, dep)
                    if not util.is_git_url(dep_url) :
                        log.error("'{}' cannot be resolved into a git url (in project '{}')".format(dep_url, proj_name))
                    dep_proj_name = util.get_project_name_from_url(dep_url)
                    new_imports[dep_proj_name] = {}
                    new_imports[dep_proj_name]['git']    = util.get_giturl_from_url(dep_url)
                    new_imports[dep_proj_name]['branch'] = util.get_gitbranch_from_url(dep_url)
                imports = new_imports
            elif type(imports) is dict :
                for dep in imports :
                    if not 'branch' in imports[dep] :
                        imports[dep]['branch'] = 'master'
                    if not 'git' in imports[dep] :
                        log.error("no git URL in import '{}' in '{}/fips.yml'!\n".format(dep, proj_dir))
            else :
                log.error("imports in '{}/fips.yml' must be a dictionary!".format(proj_dir))
    return imports

#-------------------------------------------------------------------------------
get the imports from the fips.yml file in proj_dir
dataset/ETHPy150Open floooh/fips/mod/dep.py/get_imports