def test_insert(self):
d = HashMap()
d.insert(lower_to_upper.items())
self.assertEqual(len(d), len(lowercase))
for ll, ul in zip(lowercase, uppercase):
self.assertEqual(d[ll], ul)
class Environment(object):
def __init__(self):
self.__objects = [] # World objects
self.__hashmap = HashMap()
def addObject(self, object):
"""
Add an object to the environment
"""
object.setEnvironment(self)
self.__objects.append(object)
def removeObject(self, object):
"""
Remove an object from the environment
"""
self.__objects.remove(object)
def step(self, time):
"""
Step forward with controllers attached to each object
"""
for object in self.__objects:
object.processControllers(time)
# After processing the controllers, check for collisions
self.checkCollisions()
def inputStep(self, mouse_x, mouse_y):
"""
Pass inputs to the objects
"""
for object in self.__objects:
object.mouseEvent(mouse_x, mouse_y)
#TODO: Add a keyboard event here
def addBlock(self, x, y):
self.__hashmap.insert((x, y))
def clearMap(self):
self.__hashmap.clear()
def checkCollisions(self):
position = self.__objects[0].getPosition()
print "Character position: ", position.x, position.y
print "Hash output: ", self.__hashmap.get((position.x, position.y))
if self.__hashmap.get((position.x, position.y)):
print "collision!"
self.__objects[0].gravity.stop()
self.__objects[0].gravity.reset()
self.__objects[0].jump.stop()
else:
self.__objects[0].gravity.start()
def main():
m = HashMap()
ops = [
('insert', (5, 6), (True, )),
('lookup', (5, ), (6, )),
('insert', (7, 3), (True, )),
('lookup', (7, ), (3, )),
('lookup', (5, ), (6, )),
('insert', (5, 2), (False, )),
('lookup', (5, ), (2, )),
('erase', (5, ), (True, )),
('lookup', (5, ), (None, )),
('erase', (3, ), (False, )),
]
for op, input, expected_output in ops:
if op == 'insert':
output = (m.insert(*input), )
elif op == 'lookup':
output = (m.lookup(*input), )
else:
output = (m.erase(*input), )
assert output == expected_output, 'Expected {} == {}'.format(
output, expected_output)
print('Succeed')
def main():
m = HashMap()
ops = [
('insert', (5, 6), (True,)), ('lookup', (5,), (6,)),
('insert', (7, 3), (True,)), ('lookup', (7,), (3,)),
('lookup', (5,), (6,)), ('insert', (5, 2), (False,)),
('lookup', (5,), (2,)), ('erase', (5,), (True,)),
('lookup', (5,), (None,)), ('erase', (3,), (False,)),
]
for op, input, expected_output in ops:
if op == 'insert':
output = (m.insert(*input),)
elif op == 'lookup':
output = (m.lookup(*input),)
else:
output = (m.erase(*input),)
assert output == expected_output, 'Expected {} == {}'.format(
output, expected_output)
print('Succeed')
class Distance:
def __init__(self):
self.address = HashMap()
self.distance = []
self.address_manager = []
self.combo = {}
def add_address(self, address, zip_code):
# Big O: O(1)
# inserts address into address list
self.address.insert(address, zip_code)
def print_addresses(self):
# Big O: O(1)
# keys to address list
self.address.keys()
def add_distance(self, distance):
# Big O: O(1)
# appends distance to list
self.distance.append(distance)
def combine(self):
# Big O: O(N^2)
# combines the two separate lists (addresses and distances)
# into a usable dictionary
keys = self.address.keys()
distances = self.distance
for i in keys:
for j in distances:
if i in j:
del j[0]
self.combo[i] = j
return self.combo
def distances_from_address(self, address):
# Big O: O(1)
# return all distances from address
return self.combo[address]
def distance_to_specific(self, address_a, index_b):
# Big O: O(1)
# Retrieve the distance between two addresses
return float(self.combo[address_a][index_b - 1])
def manage_address(self, address):
# Big O: O(1)
# appends address to an address list
self.address_manager.append(address)
return self.address_manager
def index_to_address(self, index):
# Big O: O(1)
# finds the address associated with an index
return self.address_manager[index]
def address_to_index(self, address):
# Big O: O(N)
index_number = 0
for i in self.address_manager:
index_number += 1
if i == address:
return index_number
def closest_neighbor(self, address):
# Big O: O(N)
# return index # of closest distance
testing = []
for i in self.combo[address]:
testing.append(float(i))
m = min(i for i in testing if i > 0)
min_index = testing.index(m)
closest = self.index_to_address(min_index)
print('Between {} and {} is {}'.format(address, closest, m))
def distance_traveled(self, time, list):
# Big O: O(N)
# calculates the distances between each address in the list
# returns the distances in list form
a = list
distance_between = []
for i, nexti in zip(a, a[1::]):
next_index = self.address_to_index(nexti)
distance_between.append(self.distance_to_specific(i, next_index))
return distance_between
def load_distances(self, node_list, combo, distances):
# Big O: O(N)
# read files, sets up addresses and distances between each address
with open(node_list) as set_address:
for line in set_address:
line = line.strip().split('\t')
distances.add_address(line[0], line)
distances.manage_address(line[0])
with open(combo) as set_distance:
for line in set_distance:
split = line.strip().split('\t')
distances.add_distance(split)
distances.combine()
# Delivery One
if package[6] != 'EOD' and ('Must' in package[8]
or 'None' in package[8]):
deliveries[0].append(package)
# Delivery Two
if 'Can only be' in package[8] or 'Delayed' in package[8]:
deliveries[1].append(package)
# Puts remaining packages into delivery lists
if package not in deliveries[0] and package not in deliveries[
1] and package not in deliveries[2]:
if len(deliveries[1]) < len(deliveries[2]):
deliveries[1].append(package)
else:
deliveries[2].append(package)
# Insert package value into hash table
hashmap.insert(package_id, package)
# Returns packages for the specified delivery number
# Space-time complexity -> O(1)
def get_deliveries(num):
return deliveries[num]
# Returns full list of packages
# Space-time complexity -> O(1)
def get_hashmap():
return hashmap
