[Python beginner] Extract prefectures and cities from addresses (3 lines).

import re
#Prefectures only
address = "1 Nishi-Shinjuku, Shinjuku-ku, Tokyo-1-1"
matches = re.match('Tokyo|Hokkaido|(?:Kyoto|Osaka)Fu|.{2,3}Prefecture' , address)
print(matches.group()) 
#--->Tokyo

import re
#Ward only
address = "1 Nishi-Shinjuku, Shinjuku-ku, Tokyo-1-1"
ku_number = address.find('Ward')
print(address[:ku_number+1])  #If not, blanks are returned
#--->Shinjuku-ku, Tokyo

import re
#City only
address = "1 Yokoyama-cho, Hachioji-shi, Tokyo-1"
shi_number = address.find('city')
print(address[:shi_number+1])  #If not, blanks are returned#If not, blanks are returned
#--->Hachioji, Tokyo

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