Using uncompyle2 (https://github.com/wibiti/uncompyle2)

truocphan@canyouhackme:~/ctf/BambooFoxCTF/2019/reverse/How2decompyle/uncompyle2$ uncompyle2 decompyle

# 2020.01.01 17:29:43 +07

# Embedded file name: decompyle.py

import string
restrictions = ['uudcjkllpuqngqwbujnbhobowpx_kdkp_',
 'f_negcqevyxmauuhthijbwhpjbvalnhnm',
 'dsafqqwxaqtstghrfbxzp_x_xo_kzqxck',
 'mdmqs_tfxbwisprcjutkrsogarmijtcls',
 'kvpsbdddqcyuzrgdomvnmlaymnlbegnur',
 'oykgmfa_cmroybxsgwktlzfitgagwxawu',
 'ewxbxogihhmknjcpbymdxqljvsspnvzfv',
 'izjwevjzooutelioqrbggatwkqfcuzwin',
 'xtbifb_vzsilvyjmyqsxdkrrqwyyiu_vb',
 'watartiplxa_ktzn_ouwzndcrfutffyzd',
 'rqzhdgfhdnbpmomakleqfpmxetpwpobgj',
 'qggdzxprwisr_vkkipgftuvhsizlc_pbz',
 'jerzhlnsegcaqzathfpuufwunakdtceqw',
 'lbvlyyrugffgrwo_v_zrqvqszchqrrljq',
 'aiwuuhzbszvfpidwwkl_wynlujbsbhfox',
 'vmhrizxtiegxdxsqcdoiyxkffloudwtxg',
 'tffjnabob_jbf_qiszdsemczghnjysmah',
 'zrqkppvynlkelnevngwlkhgaputhoagtt',
 'nl_oojyafwoqccbedijmigpedkdzglq_f',
 'cksy_skctjlyxktuzchvstunyvcvabomc',
 'ppcxleeguvhvhengmvac_bykhzqohjuei',
 '_clmaicjrrzhwd_fescyaejtbyefxyihy',
 'hhopvwsmjtpjiffzatyhjrev_dwnsidyo',
 'sjevtrmkkk_zjalxrxfovjsbcxjx_pskp',
 'gnynwuuqypddbsylparpcczqimimqmvdl',
 'bxitcmhnmanwuhvjxnqeoiimlegrmkjra']
capital = [0,
 4,
 9,
 19,
 23,
 26]
flag = raw_input('Please tell me something : ').lower()
flag = flag.lower()
if len(flag) != len(restrictions[0]):
    print 'No......You are wrong orzzzzz'
    exit(0)
for f in range(len(flag)):
    for r in restrictions:
        if flag[f] not in string.lowercase + '_' or flag[f] == r[f]:
            print 'No......You are wrong orzzzzzzzzzzzz'
            exit(0)

cap_flag = ''
for f in range(len(flag)):
    if f in capital:
        cap_flag += flag[f].upper()
    else:
        cap_flag += flag[f]

print 'Yeah, you got it !\nBambooFox{' + cap_flag + '}\n'

+++ okay decompyling decompyle

# decompiled 1 files: 1 okay, 0 failed, 0 verify failed

# 2020.01.01 17:29:43 +07

solve.py

import string
restrictions = ['uudcjkllpuqngqwbujnbhobowpx_kdkp_',
 'f_negcqevyxmauuhthijbwhpjbvalnhnm',
 'dsafqqwxaqtstghrfbxzp_x_xo_kzqxck',
 'mdmqs_tfxbwisprcjutkrsogarmijtcls',
 'kvpsbdddqcyuzrgdomvnmlaymnlbegnur',
 'oykgmfa_cmroybxsgwktlzfitgagwxawu',
 'ewxbxogihhmknjcpbymdxqljvsspnvzfv',
 'izjwevjzooutelioqrbggatwkqfcuzwin',
 'xtbifb_vzsilvyjmyqsxdkrrqwyyiu_vb',
 'watartiplxa_ktzn_ouwzndcrfutffyzd',
 'rqzhdgfhdnbpmomakleqfpmxetpwpobgj',
 'qggdzxprwisr_vkkipgftuvhsizlc_pbz',
 'jerzhlnsegcaqzathfpuufwunakdtceqw',
 'lbvlyyrugffgrwo_v_zrqvqszchqrrljq',
 'aiwuuhzbszvfpidwwkl_wynlujbsbhfox',
 'vmhrizxtiegxdxsqcdoiyxkffloudwtxg',
 'tffjnabob_jbf_qiszdsemczghnjysmah',
 'zrqkppvynlkelnevngwlkhgaputhoagtt',
 'nl_oojyafwoqccbedijmigpedkdzglq_f',
 'cksy_skctjlyxktuzchvstunyvcvabomc',
 'ppcxleeguvhvhengmvac_bykhzqohjuei',
 '_clmaicjrrzhwd_fescyaejtbyefxyihy',
 'hhopvwsmjtpjiffzatyhjrev_dwnsidyo',
 'sjevtrmkkk_zjalxrxfovjsbcxjx_pskp',
 'gnynwuuqypddbsylparpcczqimimqmvdl',
 'bxitcmhnmanwuhvjxnqeoiimlegrmkjra']
capital = [0,
 4,
 9,
 19,
 23,
 26]


flag = list()
flag_len = len(restrictions[0])
for i in range(flag_len):
    flag.append(string.lowercase + '_')

for i in range(flag_len):
    for r in restrictions:
        flag[i] = flag[i].replace(r[i], "")


cap_flag = ''
for f in range(len(flag)):
    if f in capital:
        cap_flag += flag[f].upper()
    else:
        cap_flag += flag[f]

print 'Yeah, you got it !\nBambooFox{' + cap_flag + '}\n'