record.py 文件源码

def get_free_space_bytes(folder):
    """ Return folder/drive free space (in bytes)
    """
    if platform.system() == 'Windows':
        _free_bytes = ctypes.c_ulonglong(0)
        _total_bytes = ctypes.c_ulonglong(0)
        ctypes.windll.kernel32.GetDiskFreeSpaceExW(folder, None, ctypes.pointer(_total_bytes), ctypes.pointer(_free_bytes))
        total_bytes = _total_bytes.value
        free_bytes = _free_bytes.value
    else:
        try:
            st = os.statvfs(folder)
            total_bytes = st.f_blocks * st.f_frsize
            free_bytes = st.f_bavail * st.f_frsize
        except:
            total_bytes = 0
            free_bytes = 0

    return total_bytes, free_bytes