tools.py 文件源码

def run_pandoc(text='', args=None):
    """
    Low level function that calls Pandoc with (optionally)
    some input text and/or arguments
    """

    if args is None:
        args = []

    pandoc_path = which('pandoc')
    if pandoc_path is None or not os.path.exists(pandoc_path):
        raise OSError("Path to pandoc executable does not exists")

    proc = Popen([pandoc_path] + args, stdin=PIPE, stdout=PIPE, stderr=PIPE)
    out, err = proc.communicate(input=text.encode('utf-8'))
    exitcode = proc.returncode
    if exitcode != 0:
        raise IOError(err)
    return out.decode('utf-8')