SYMBOL INDEX (204 symbols across 14 files)

FILE: solutions/object_oriented_design/call_center/call_center.py
  class Rank (line 6) | class Rank(Enum):
  class Employee (line 13) | class Employee(metaclass=ABCMeta):
    method __init__ (line 15) | def __init__(self, employee_id, name, rank, call_center):
    method take_call (line 22) | def take_call(self, call):
    method complete_call (line 28) | def complete_call(self):
    method escalate_call (line 33) | def escalate_call(self):
    method _escalate_call (line 36) | def _escalate_call(self):
  class Operator (line 43) | class Operator(Employee):
    method __init__ (line 45) | def __init__(self, employee_id, name):
    method escalate_call (line 48) | def escalate_call(self):
  class Supervisor (line 53) | class Supervisor(Employee):
    method __init__ (line 55) | def __init__(self, employee_id, name):
    method escalate_call (line 58) | def escalate_call(self):
  class Director (line 63) | class Director(Employee):
    method __init__ (line 65) | def __init__(self, employee_id, name):
    method escalate_call (line 68) | def escalate_call(self):
  class CallState (line 72) | class CallState(Enum):
  class Call (line 79) | class Call(object):
    method __init__ (line 81) | def __init__(self, rank):
  class CallCenter (line 87) | class CallCenter(object):
    method __init__ (line 89) | def __init__(self, operators, supervisors, directors):
    method dispatch_call (line 95) | def dispatch_call(self, call):
    method _dispatch_call (line 108) | def _dispatch_call(self, call, employees):
    method notify_call_escalated (line 115) | def notify_call_escalated(self, call):
    method notify_call_completed (line 118) | def notify_call_completed(self, call):
    method dispatch_queued_call_to_newly_freed_employee (line 121) | def dispatch_queued_call_to_newly_freed_employee(self, call, employee):

FILE: solutions/object_oriented_design/deck_of_cards/deck_of_cards.py
  class Suit (line 6) | class Suit(Enum):
  class Card (line 14) | class Card(metaclass=ABCMeta):
    method __init__ (line 16) | def __init__(self, value, suit):
    method value (line 23) | def value(self):
    method value (line 28) | def value(self, other):
  class BlackJackCard (line 32) | class BlackJackCard(Card):
    method __init__ (line 34) | def __init__(self, value, suit):
    method is_ace (line 37) | def is_ace(self):
    method is_face_card (line 40) | def is_face_card(self):
    method value (line 45) | def value(self):
    method value (line 54) | def value(self, new_value):
  class Hand (line 61) | class Hand(object):
    method __init__ (line 63) | def __init__(self, cards):
    method add_card (line 66) | def add_card(self, card):
    method score (line 69) | def score(self):
  class BlackJackHand (line 76) | class BlackJackHand(Hand):
    method __init__ (line 80) | def __init__(self, cards):
    method score (line 83) | def score(self):
    method possible_scores (line 93) | def possible_scores(self):
  class Deck (line 98) | class Deck(object):
    method __init__ (line 100) | def __init__(self, cards):
    method remaining_cards (line 104) | def remaining_cards(self):
    method deal_card (line 107) | def deal_card(self):
    method shuffle (line 116) | def shuffle(self):

FILE: solutions/object_oriented_design/hash_table/hash_map.py
  class Item (line 1) | class Item(object):
    method __init__ (line 3) | def __init__(self, key, value):
  class HashTable (line 8) | class HashTable(object):
    method __init__ (line 10) | def __init__(self, size):
    method _hash_function (line 14) | def _hash_function(self, key):
    method set (line 17) | def set(self, key, value):
    method get (line 25) | def get(self, key):
    method remove (line 32) | def remove(self, key):

FILE: solutions/object_oriented_design/lru_cache/lru_cache.py
  class Node (line 1) | class Node(object):
    method __init__ (line 3) | def __init__(self, results):
  class LinkedList (line 8) | class LinkedList(object):
    method __init__ (line 10) | def __init__(self):
    method move_to_front (line 14) | def move_to_front(self, node):
    method append_to_front (line 17) | def append_to_front(self, node):
    method remove_from_tail (line 20) | def remove_from_tail(self):
  class Cache (line 24) | class Cache(object):
    method __init__ (line 26) | def __init__(self, MAX_SIZE):
    method get (line 32) | def get(self, query):
    method set (line 43) | def set(self, results, query):

FILE: solutions/object_oriented_design/online_chat/online_chat.py
  class UserService (line 5) | class UserService(object):
    method __init__ (line 7) | def __init__(self):
    method add_user (line 10) | def add_user(self, user_id, name, pass_hash):
    method remove_user (line 13) | def remove_user(self, user_id):
    method add_friend_request (line 16) | def add_friend_request(self, from_user_id, to_user_id):
    method approve_friend_request (line 19) | def approve_friend_request(self, from_user_id, to_user_id):
    method reject_friend_request (line 22) | def reject_friend_request(self, from_user_id, to_user_id):
  class User (line 26) | class User(object):
    method __init__ (line 28) | def __init__(self, user_id, name, pass_hash):
    method message_user (line 38) | def message_user(self, friend_id, message):
    method message_group (line 41) | def message_group(self, group_id, message):
    method send_friend_request (line 44) | def send_friend_request(self, friend_id):
    method receive_friend_request (line 47) | def receive_friend_request(self, friend_id):
    method approve_friend_request (line 50) | def approve_friend_request(self, friend_id):
    method reject_friend_request (line 53) | def reject_friend_request(self, friend_id):
  class Chat (line 57) | class Chat(metaclass=ABCMeta):
    method __init__ (line 59) | def __init__(self, chat_id):
  class PrivateChat (line 65) | class PrivateChat(Chat):
    method __init__ (line 67) | def __init__(self, first_user, second_user):
  class GroupChat (line 73) | class GroupChat(Chat):
    method add_user (line 75) | def add_user(self, user):
    method remove_user (line 78) | def remove_user(self, user):
  class Message (line 82) | class Message(object):
    method __init__ (line 84) | def __init__(self, message_id, message, timestamp):
  class AddRequest (line 90) | class AddRequest(object):
    method __init__ (line 92) | def __init__(self, from_user_id, to_user_id, request_status, timestamp):
  class RequestStatus (line 99) | class RequestStatus(Enum):

FILE: solutions/object_oriented_design/parking_lot/parking_lot.py
  class VehicleSize (line 5) | class VehicleSize(Enum):
  class Vehicle (line 12) | class Vehicle(metaclass=ABCMeta):
    method __init__ (line 14) | def __init__(self, vehicle_size, license_plate, spot_size):
    method clear_spots (line 20) | def clear_spots(self):
    method take_spot (line 25) | def take_spot(self, spot):
    method can_fit_in_spot (line 29) | def can_fit_in_spot(self, spot):
  class Motorcycle (line 33) | class Motorcycle(Vehicle):
    method __init__ (line 35) | def __init__(self, license_plate):
    method can_fit_in_spot (line 38) | def can_fit_in_spot(self, spot):
  class Car (line 42) | class Car(Vehicle):
    method __init__ (line 44) | def __init__(self, license_plate):
    method can_fit_in_spot (line 47) | def can_fit_in_spot(self, spot):
  class Bus (line 51) | class Bus(Vehicle):
    method __init__ (line 53) | def __init__(self, license_plate):
    method can_fit_in_spot (line 56) | def can_fit_in_spot(self, spot):
  class ParkingLot (line 60) | class ParkingLot(object):
    method __init__ (line 62) | def __init__(self, num_levels):
    method park_vehicle (line 66) | def park_vehicle(self, vehicle):
  class Level (line 73) | class Level(object):
    method __init__ (line 77) | def __init__(self, floor, total_spots):
    method spot_freed (line 83) | def spot_freed(self):
    method park_vehicle (line 86) | def park_vehicle(self, vehicle):
    method _find_available_spot (line 94) | def _find_available_spot(self, vehicle):
    method _park_starting_at_spot (line 98) | def _park_starting_at_spot(self, spot, vehicle):
  class ParkingSpot (line 103) | class ParkingSpot(object):
    method __init__ (line 105) | def __init__(self, level, row, spot_number, spot_size, vehicle_size):
    method is_available (line 113) | def is_available(self):
    method can_fit_vehicle (line 116) | def can_fit_vehicle(self, vehicle):
    method park_vehicle (line 121) | def park_vehicle(self, vehicle):
    method remove_vehicle (line 124) | def remove_vehicle(self):

FILE: solutions/system_design/mint/mint_mapreduce.py
  class SpendingByCategory (line 6) | class SpendingByCategory(MRJob):
    method __init__ (line 8) | def __init__(self, categorizer):
    method current_year_month (line 12) | def current_year_month(self):
    method extract_year_month (line 16) | def extract_year_month(self, timestamp):
    method handle_budget_notifications (line 20) | def handle_budget_notifications(self, key, total):
    method mapper (line 24) | def mapper(self, _, line):
    method reducer (line 38) | def reducer(self, key, values):
    method steps (line 48) | def steps(self):

FILE: solutions/system_design/mint/mint_snippets.py
  class DefaultCategories (line 6) | class DefaultCategories(Enum):
  class Categorizer (line 20) | class Categorizer(object):
    method __init__ (line 22) | def __init__(self, seller_category_map, seller_category_overrides_map):
    method categorize (line 26) | def categorize(self, transaction):
  class Transaction (line 36) | class Transaction(object):
    method __init__ (line 38) | def __init__(self, timestamp, seller, amount):
  class Budget (line 44) | class Budget(object):
    method __init__ (line 46) | def __init__(self, template_categories_to_budget_map):
    method override_category_budget (line 49) | def override_category_budget(self, category, amount):

FILE: solutions/system_design/pastebin/pastebin.py
  class HitCounts (line 6) | class HitCounts(MRJob):
    method extract_url (line 8) | def extract_url(self, line):
    method extract_year_month (line 12) | def extract_year_month(self, line):
    method mapper (line 16) | def mapper(self, _, line):
    method reducer (line 29) | def reducer(self, key, values):
    method steps (line 37) | def steps(self):

FILE: solutions/system_design/query_cache/query_cache_snippets.py
  class QueryApi (line 4) | class QueryApi(object):
    method __init__ (line 6) | def __init__(self, memory_cache, reverse_index_cluster):
    method parse_query (line 10) | def parse_query(self, query):
    method process_query (line 16) | def process_query(self, query):
  class Node (line 25) | class Node(object):
    method __init__ (line 27) | def __init__(self, query, results):
  class LinkedList (line 32) | class LinkedList(object):
    method __init__ (line 34) | def __init__(self):
    method move_to_front (line 38) | def move_to_front(self, node):
    method append_to_front (line 41) | def append_to_front(self, node):
    method remove_from_tail (line 44) | def remove_from_tail(self):
  class Cache (line 48) | class Cache(object):
    method __init__ (line 50) | def __init__(self, MAX_SIZE):
    method get (line 56) | def get(self, query):
    method set (line 67) | def set(self, results, query):

FILE: solutions/system_design/sales_rank/sales_rank_mapreduce.py
  class SalesRanker (line 6) | class SalesRanker(MRJob):
    method within_past_week (line 8) | def within_past_week(self, timestamp):
    method mapper (line 12) | def mapper(self, _, line):
    method reducer (line 28) | def reducer(self, key, values):
    method mapper_sort (line 39) | def mapper_sort(self, key, value):
    method reducer_identity (line 63) | def reducer_identity(self, key, value):
    method steps (line 66) | def steps(self):

FILE: solutions/system_design/social_graph/social_graph_snippets.py
  class State (line 6) | class State(Enum):
  class Graph (line 11) | class Graph(object):
    method bfs (line 13) | def bfs(self, source, dest):
  class Person (line 31) | class Person(object):
    method __init__ (line 33) | def __init__(self, id, name):
  class LookupService (line 39) | class LookupService(object):
    method __init__ (line 41) | def __init__(self):
    method get_person (line 44) | def get_person(self, person_id):
  class PersonServer (line 49) | class PersonServer(object):
    method __init__ (line 51) | def __init__(self):
    method get_people (line 54) | def get_people(self, ids):
  class UserGraphService (line 62) | class UserGraphService(object):
    method __init__ (line 64) | def __init__(self, person_ids, lookup):
    method bfs (line 69) | def bfs(self, source, dest):

FILE: solutions/system_design/web_crawler/web_crawler_mapreduce.py
  class RemoveDuplicateUrls (line 6) | class RemoveDuplicateUrls(MRJob):
    method mapper (line 8) | def mapper(self, _, line):
    method reducer (line 11) | def reducer(self, key, values):
    method steps (line 16) | def steps(self):

FILE: solutions/system_design/web_crawler/web_crawler_snippets.py
  class PagesDataStore (line 4) | class PagesDataStore(object):
    method __init__ (line 6) | def __init__(self, db):
    method add_link_to_crawl (line 10) | def add_link_to_crawl(self, url):
    method remove_link_to_crawl (line 14) | def remove_link_to_crawl(self, url):
    method reduce_priority_link_to_crawl (line 18) | def reduce_priority_link_to_crawl(self, url):
    method extract_max_priority_page (line 22) | def extract_max_priority_page(self):
    method insert_crawled_link (line 26) | def insert_crawled_link(self, url, signature):
    method crawled_similar (line 30) | def crawled_similar(self, signature):
  class Page (line 35) | class Page(object):
    method __init__ (line 37) | def __init__(self, url, contents, child_urls):
    method create_signature (line 43) | def create_signature(self):
  class Crawler (line 48) | class Crawler(object):
    method __init__ (line 50) | def __init__(self, pages, data_store, reverse_index_queue, doc_index_q...
    method crawl_page (line 56) | def crawl_page(self, page):
    method crawl (line 64) | def crawl(self):