Value transformed automatically

[DoctorYe]

example1:
original data: (0018, 1310) Acquisition Matrix US: [160, 0, 0, 125]
extracted result: '\xa0\x00\x00\x00\x00\x00}\x00'
the way of transfor 'back' is:
map(ord,'\xa0\x00\x00\x00\x00\x00}\x00')
#[160, 0, 0, 0, 0, 0, 125, 0]
example2:
original data:
(0028, 0030) Pixel Spacing DS: ['1.5', '1.5']
extracted result: 1.5\1.5
example3:
original data:
(0028, 0010) Rows US: 160 extracted result:'\xa0\x00'
the way of transfor 'back' is:
map(ord,'\xa0\x00')
#[160, 0]