DataMatrix Capacity

datamatrix_capacity.py

# each datamatrix size can fit as many numbers as according to the following dict
# a non-number letter needs double as much space as a number
# an emoji need 16x as much space as a number 😂
size_capacity_maps = {
    'square':   {
         '10x10':     6,   '12x12':   10,   '14x14':   16,   '16x16':   24,
         '18x18':    36,   '20x20':   44,   '22x22':   60,   '24x24':   72,
         '26x26':    88,   '32x32':  124,   '36x36':  172,   '40x40':  228,
         '44x44':   288,   '48x48':  348,   '52x52':  408,   '64x64':  560,
         '72x72':   736,   '80x80':  912,   '88x88': 1152,   '96x96': 1392,
        '104x104': 1632, '120x120': 2100, '132x132': 2608, '144x144': 3116
        },
    'rect' :    {
          '8x18':    10,    '8x32':   20,   '12x26':   32,   '12x36':   44,
         '16x36':    64,   '16x48':   98
        }
    }

# generate inverted map
capacity_size_maps = {
    shape: {
        value: key for key, value in size_capacity_maps[shape].items()
    } for shape in size_capacity_maps
}

capacities = list({value for size_capacity_map in size_capacity_maps.values() for value in size_capacity_map.values()})
capacities.sort()