def haversine_distance(p1_lon, p1_lat, p2_lon, p2_lat):
""" Compute the haversine distances between an arbitrary list of lon/lat
pairs
Parameters
----------
p1_lon
longitude of first set of coords
p1_lat
latitude of first set of coords
p2_lon
longitude of second set of coords
p2_lat
latitude of second set of coords
Returns
-------
result : cudf.Series
The distance between all pairs of lon/lat coordinates
"""
p1_lon, p1_lat, p2_lon, p2_lat = normalize_point_columns(
as_column(p1_lon),
as_column(p1_lat),
as_column(p2_lon),
as_column(p2_lat),
)
return cpp_haversine_distance(p1_lon, p1_lat, p2_lon, p2_lat)
def haversine_distance(p1_lon, p1_lat, p2_lon, p2_lat):
""" Compute the haversine distances between an arbitrary list of lon/lat
pairs
params
p1_lon: longitude of first set of coords
p1_lat: latitude of first set of coords
p2_lon: longitude of second set of coords
p2_lat: latitude of second set of coords
Parameters
----------
{params}
returns
Series: distance between all pairs of lat/lon coords
"""
return cpp_haversine_distance(p1_lon, p1_lat, p2_lon, p2_lat)