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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def IsNTFS(self):
 """Determines if the file system is NTFS. Returns: bool: True if the file system is NTFS. """

    tsk_fs_type = self.GetFsType()
    return tsk_fs_type in [
        pytsk3.TSK_FS_TYPE_NTFS, pytsk3.TSK_FS_TYPE_NTFS_DETECT]