declare -A birthdays=(["${year}0120"]="GG")

gap_string=`/home/roach/.config/argos/LunarSolarConverter.py ${!birthdays[@]}`
if [ $? -eq 0 ]; then
    `$gap_string`
fi

if __name__ == '__main__':
    converter = LunarSolarConverter()
    gaps_string = ["declare -A gaps=("]
    today = datetime.datetime.today()
    today_date = today.date()
    year = today.year
    isleap = (year % 4 == 0 and (year % 100 != 0 or year % 400 == 0))
    days_this_year = 366 if isleap else 365
    for i in range(1, len(sys.argv)):
        year, month, day = int(sys.argv[i][:-4]), int(sys.argv[i][-4:-2]), int(sys.argv[i][-2:])
        lunar = Lunar(year, month, day, isleap)
        solar = converter.LunarToSolar(lunar)
        gap = (datetime.date(solar.solarYear, solar.solarMonth, solar.solarDay) - today_date).days % days_this_year
        if gap <= 4:
            gaps_string.append(f"[{solar.solarYear}-{solar.solarMonth}-{solar.solarDay}]={gap}")
    gaps_string.append(")")
    if len(gaps_string) == 2:
        sys.exit(1)
    else:
        print(" ".join(gaps_string))
        sys.exit(0)

gaps=$( your_python_command )
eval "$gaps"
# or, the variable is unnecessary:
eval "$( your_python_command )"

source <( your_python_command )

set -x
declare -A gaps=( [2017-02-11]=4 )

+ gaps=([2017-02-11]=4)
+ declare -A gaps

s="declare -A gaps=( [2017-02-11]=4 )"
$s

+ declare -A 'gaps=(' '[2017-02-11]=4' ')'