Created
November 19, 2020 08:32
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from linked_list import Node, LinkedList | |
from blossom_lib import flower_definitions | |
import inspect | |
class HashMap: | |
def __init__(self, size): | |
self.array_size = size | |
self.array = [LinkedList() for item in range(self.array_size)] | |
def hash(self, key): | |
# print("\n===== ln" + str(inspect.currentframe().f_lineno) + ", [DEBUG INFO]: sum(key.encode()) {0}".format(sum(key.encode()))) | |
return sum(key.encode()) | |
def compressor(self, hash_code): | |
return hash_code % self.array_size | |
def assign(self, key, value): | |
array_index = self.compressor(self.hash(key)) | |
print("\n===== ln" + str(inspect.currentframe().f_lineno) + ", [DEBUG INFO]: array_index {0}".format(array_index)) | |
payload = Node([key, value]) | |
print("\n===== ln" + str(inspect.currentframe().f_lineno) + ", [DEBUG INFO]: [key, value] {0}".format([key, value])) | |
list_at_array = self.array[array_index] | |
for each in list_at_array: | |
print("\n===== ln" + str(inspect.currentframe().f_lineno) + ", [DEBUG INFO]: each {0}".format(each)) | |
if each[0] == key: | |
each[1] = value | |
return | |
list_at_array.insert(payload) | |
def retrieve(self, key): | |
array_index = self.compressor(self.hash(key)) | |
list_at_index = self.array[array_index] | |
for each in list_at_index: | |
print("\n===== ln" + str(inspect.currentframe().f_lineno) + ", [DEBUG INFO]: each[0] {0}".format(each[0])) | |
if each[0] == key: | |
return each[1] | |
else: | |
return None | |
blossom = HashMap(14) | |
for flower in flower_definitions: | |
blossom.assign(flower[0], flower[1]) | |
print("\n===== ln" + str(inspect.currentframe().f_lineno) + ", [DEBUG INFO]: blossom.retrieve {0}".format(blossom.retrieve('hyacinth'))) |
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