def reduce_to_range(self, loc, thr):
"""Removes all log entries that are farther
from the location by the threshold distance
Args:
loc (Location): location
thr (float): threshold distance (in km)
"""
tmp = dict(self.location_log)
for idx, customer in tmp.items():
dist = vincenty(customer, loc)
if dist > thr:
self.remove_customer(idx)
def test_illegal_steps(self, loc1, loc2, steps):
with pytest.raises(Exception):
assert vincenty(loc1, loc1, steps)
def test_default_steps(self, loc1, loc2, steps):
assert vincenty(loc1, loc1, steps) == vincenty(loc1, loc1)
def test_accuracy(self, loc1, loc2):
diff = abs(vincenty(loc1, loc2) - geopy_dist(loc1, loc2))
assert diff <= 10**-4 # accuracy to 1 meter
def test_same(self, loc1, loc2):
assert vincenty(loc1, loc1) == 0
assert vincenty(loc2, loc2) == 0
def test_swapped(self, loc1, loc2):
diff = abs(vincenty(loc1, loc2) - vincenty(loc2, loc1))
assert diff < 10**-11 # accounting for possible rounting errors