def zip_to_zip_miles(zip1, zip2):
try:
zip1 = ZIPS[zip1]
except KeyError:
raise ValueError(zip1)
try:
zip2 = ZIPS[zip2]
except KeyError:
raise ValueError(zip2)
return distance_miles(Point(*zip1), Point(*zip2))
def distance_to_zip_miles(point, zip):
"""Distance between a point and a zip
Distance from Nashville International Airport (BNA) in Nashville to Los
Angeles International Airport (LAX) in Los Angeles:
>>> lax = Point.from_degrees(33.94, -118.40)
>>> int(distance_to_zip_miles(lax, "37217"))
1794
>>> bna = Point.from_degrees(36.12, -86.67)
>>> distance_to_zip_miles(bna, "37217") # doctest: +ELLIPSIS
1.29...
"""
try:
zip = ZIPS[zip]
except KeyError:
raise ValueError(zip)
return distance_miles(point, Point(*zip))