import re
p = re.compile(r'(?m)^\t(.*)\t.*: (.*)$')
test_str = " Location Next Available Appointment: Date\n Location1 Next Available Appointment: Date1\n"
print [(x.group(1), x.group(2)) for x in re.finditer(p, test_str)]
aW1wb3J0IHJlCnAgPSByZS5jb21waWxlKHInKD9tKV5cdCguKilcdC4qOiAoLiopJCcpCnRlc3Rfc3RyID0gIglMb2NhdGlvbglOZXh0IEF2YWlsYWJsZSBBcHBvaW50bWVudDogRGF0ZVxuCUxvY2F0aW9uMQlOZXh0IEF2YWlsYWJsZSBBcHBvaW50bWVudDogRGF0ZTFcbiIKcHJpbnQgWyh4Lmdyb3VwKDEpLCB4Lmdyb3VwKDIpKSBmb3IgeCBpbiByZS5maW5kaXRlcihwLCB0ZXN0X3N0cild