A script generate east asian chars list used in https://github.com/robotframework/robotframework/issues/604 . more details https://github.com/robotframework/robotframework/blob/89a9b80bcbf697bbcc883b21fb8afea1331027d8/src/robot/utils/charwidth.py

generate_wild_chars.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Author: Xie Yanbo <xieyanbo@gmail.com>
# Date: 2012-03-21

# see also:
# Unicode Standard Annex #11
# East Asian Width
# http://unicode.org/reports/tr11/

from unicodedata import east_asian_width as eaw

def get_wild_char():
    for i in xrange(0x10FFFF + 1):
        try:
            c = unichr(i)
        except ValueError:
            continue
        if eaw(c) in 'WF':
            # East Asian Fullwidth (F)
            # East Asian Wide (W)
            yield i

def get_ranges():
    prev = 0
    in_range = False
    range_start = 0
    for i in get_wild_char():
        if in_range:
            if prev + 1 == i:
                prev = i
                continue
            else:
                yield range_start, prev
                in_range = False
                range_start = i
        else:
            range_start = i
            in_range = True
        prev = i

    if in_range:
        yield range_start, i

def format_py():
    for b, e in get_ranges():
        range_size = e - b +1
        print '%X %X %s' % (b, e, range_size)

#format_py()

wild_chars = list(get_ranges())

def print_source_code():
    map_lines = []
    line = ' ' * 8
    for b, e in wild_chars:
        item = '(%s, %s), ' % (b, e)
        new_line = line + item
        if len(new_line) < 76:
            line = new_line
        else:
            map_lines.append(line.rstrip())
            line = ' '*8 + item
    if line:
        map_lines.append(line.rstrip())

    print 'wild_chars = ['
    for line in map_lines:
        print line
    print ' ' * 8 + ']'
    print '''
def is_wild_char(char):
    c = ord(char)
    for b, e in wild_chars:
        if c < b:
            break
        if b <= c <= e:
            return True
    return False
'''

print_source_code()

wild_chars.py

wild_chars = [
        (888, 889), (896, 899), (909, 909), (1316, 1328), (1368, 1368),
        (1416, 1416), (1420, 1424), (1481, 1487), (1516, 1519),
        (1526, 1535), (1541, 1541), (1565, 1565), (1631, 1631),
        (1867, 1868), (1971, 1983), (2044, 2304), (2363, 2363),
        (2383, 2383), (2390, 2391), (2420, 2426), (2436, 2436),
        (2446, 2446), (2450, 2450), (2481, 2481), (2484, 2485),
        (2491, 2491), (2502, 2502), (2506, 2506), (2512, 2518),
        (2521, 2523), (2532, 2533), (2556, 2560), (2571, 2574),
        (2578, 2578), (2609, 2609), (2615, 2615), (2619, 2619),
        (2627, 2630), (2634, 2634), (2639, 2640), (2643, 2648),
        (2655, 2661), (2679, 2688), (2702, 2702), (2729, 2729),
        (2740, 2740), (2747, 2747), (2762, 2762), (2767, 2767),
        (2770, 2783), (2789, 2789), (2802, 2816), (2829, 2830),
        (2834, 2834), (2865, 2865), (2874, 2875), (2886, 2886),
        (2890, 2890), (2895, 2901), (2905, 2907), (2916, 2917),
        (2931, 2945), (2955, 2957), (2966, 2968), (2973, 2973),
        (2977, 2978), (2982, 2983), (2988, 2989), (3003, 3005),
        (3012, 3013), (3022, 3023), (3026, 3030), (3033, 3045),
        (3068, 3072), (3085, 3085), (3113, 3113), (3130, 3132),
        (3145, 3145), (3151, 3156), (3162, 3167), (3173, 3173),
        (3185, 3191), (3201, 3201), (3213, 3213), (3241, 3241),
        (3258, 3259), (3273, 3273), (3279, 3284), (3288, 3293),
        (3300, 3301), (3315, 3329), (3341, 3341), (3369, 3369),
        (3387, 3388), (3401, 3401), (3407, 3414), (3417, 3423),
        (3429, 3429), (3447, 3448), (3457, 3457), (3479, 3481),
        (3516, 3516), (3519, 3519), (3528, 3529), (3532, 3534),
        (3543, 3543), (3553, 3569), (3574, 3584), (3644, 3646),
        (3677, 3712), (3717, 3718), (3723, 3724), (3727, 3731),
        (3744, 3744), (3750, 3750), (3753, 3753), (3770, 3770),
        (3775, 3775), (3783, 3783), (3791, 3791), (3803, 3803),
        (3807, 3839), (3949, 3952), (3981, 3983), (4029, 4029),
        (4053, 4095), (4251, 4253), (4295, 4303), (4350, 4447),
        (4516, 4519), (4603, 4607), (4686, 4687), (4697, 4697),
        (4703, 4703), (4750, 4751), (4790, 4791), (4801, 4801),
        (4807, 4807), (4881, 4881), (4887, 4887), (4956, 4958),
        (4990, 4991), (5019, 5023), (5110, 5120), (5752, 5759),
        (5790, 5791), (5874, 5887), (5909, 5919), (5944, 5951),
        (5973, 5983), (6001, 6001), (6005, 6015), (6111, 6111),
        (6123, 6127), (6139, 6143), (6170, 6175), (6265, 6271),
        (6316, 6399), (6430, 6431), (6445, 6447), (6461, 6463),
        (6466, 6467), (6511, 6511), (6518, 6527), (6571, 6575),
        (6603, 6607), (6619, 6621), (6685, 6685), (6689, 6911),
        (6989, 6991), (7038, 7039), (7084, 7085), (7099, 7167),
        (7225, 7226), (7243, 7244), (7297, 7423), (7656, 7677),
        (7959, 7959), (7967, 7967), (8007, 8007), (8015, 8015),
        (8026, 8026), (8030, 8030), (8063, 8063), (8133, 8133),
        (8149, 8149), (8176, 8177), (8191, 8191), (8294, 8297),
        (8307, 8307), (8341, 8351), (8375, 8399), (8434, 8447),
        (8529, 8530), (8586, 8591), (9002, 9002), (9193, 9215),
        (9256, 9279), (9292, 9311), (9887, 9887), (9918, 9919),
        (9925, 9984), (9994, 9995), (10060, 10060), (10067, 10069),
        (10079, 10080), (10134, 10135), (10175, 10175), (10189, 10191),
        (11086, 11087), (11094, 11263), (11359, 11359), (11390, 11391),
        (11500, 11512), (11559, 11567), (11623, 11630), (11633, 11647),
        (11672, 11679), (11695, 11695), (11711, 11711), (11727, 11727),
        (11743, 11743), (11826, 12350), (12353, 19903), (19969, 42239),
        (42541, 42559), (42593, 42593), (42613, 42619), (42649, 42751),
        (42894, 43002), (43053, 43071), (43129, 43135), (43206, 43213),
        (43227, 43263), (43349, 43358), (43361, 43519), (43576, 43583),
        (43599, 43599), (43611, 43611), (43617, 55295), (63745, 64255),
        (64264, 64274), (64281, 64284), (64317, 64317), (64322, 64322),
        (64434, 64466), (64833, 64847), (64913, 64913), (64969, 65007),
        (65023, 65023), (65041, 65055), (65064, 65135), (65277, 65278),
        (65281, 65376), (65472, 65473), (65481, 65481), (65489, 65489),
        (65497, 65497), (65502, 65511), (65520, 65528), (65535, 65535),
        ]

def is_wild_char(char):
    c = ord(char)
    for b, e in wild_chars:
        if c < b:
            break
        if b <= c <= e:
            return True
    return False