26 lines
772 B
Python
26 lines
772 B
Python
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metro_data = [
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('Tokyo', 'JP', 36.933, (35.689722, 139.691667)),
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('Delhi NCR', 'IN', 21.935, (28.613889, 77.208889)),
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('Mexico City', 'MX', 20.142, (19.433333, -99.133333)),
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('New York-Newark', 'US', 20.104, (40.808611, -74.020386)),
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('Sao Paulo', 'BR', 19.649, (-23.547778, -46.635833)),
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]
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from collections import namedtuple
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LatLong = namedtuple('LatLong', 'lat long')
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Metropolis = namedtuple('Metropolis', 'name cc pop coord')
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metro_areas = [Metropolis(name, cc, pop, LatLong(lat, long_))
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for name, cc, pop, (lat, long_) in metro_data]
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metro_areas[0]
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metro_areas[0].coord.lat
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from operator import attrgetter
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name_lat = attrgetter('name', 'coord.lat')
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for city in sorted(metro_areas, key=attrgetter('coord.lat')):
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print(name_lat(city))
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