render.py 文件源码

def render(search_root, project):
    template_paths = []
    matrix_dirs = []

    # traverse filesystem once and find out all matrix.yml and templates
    for cur_dir, dirs, files in os.walk(search_root):
        # TODO: hornor .gitignore
        for f in files:
            if f == 'matrix.yml':
                logger.info('Found matrix in %s', cur_dir)
                matrix_dirs.append(cur_dir)
            elif f.endswith('.jinja'):
                template_paths.append(os.path.join(cur_dir, f))

    # register templates with jinja environment
    jinja2_env = jinja2.Environment(loader=FilesLoader(template_paths))

    for maxtrix_dir in matrix_dirs:
        if project and os.path.basename(maxtrix_dir) != project:
            continue
        render_matrix(jinja2_env, maxtrix_dir)