python dictionaries methods code example

Example 1: python dictionary methods

# PYTHON DICTIONARY METHODS
METHOD	      DESCRIPTION
clear()	      Removes all the elements from the dictionary
copy()	      Returns a copy of the dictionary
fromkeys()	  Returns a dictionary with the specified keys and value
get()	      Returns the value of the specified key
items()	      Returns a list containing a tuple for each key value pair
keys()	      Returns a list containing the dictionary's keys
pop()	      Removes the element with the specified key
popitem()	  Removes the last inserted key-value pair
setdefault()  Returns the value of the specified key. If the key does not exist: 
                insert the key, with the specified value
update()	  Updates the dictionary with the specified key-value pairs
values()	  Returns a list of all the values in the dictionary

Example 2: all dictionary functions in python

clear() - Removes all the elements from the dictionary
copy() - Returns a copy of the dictionary
fromkeys() - Returns a dictionary with the specified keys and value
get() - Returns the value of the specified key
items() - Returns a list containing a tuple for each key value pair
keys() - Returns a list containing the dictionary's keys
pop() - Removes the element with the specified key
popitem() - Removes the last inserted key-value pair
setdefault() - Returns the value of the specified key. If the key does not exist: insert the key, with the specified value
update() - Updates the dictionary with the specified key-value pairs
values() - Returns a list of all the values in the dictionary

Example 3: python list of dictionaries

new_player1 = { 'firstName': 'LaMarcus', 'lastName': 'Aldridge', 'jersey': '12', 'heightMeters': '2.11', 'nbaDebutYear': '2006', 'weightKilograms': '117.9'}
            new_player2 = { 'firstName': 'LeBron', 'lastName': 'James', 'jersey': '2', 'heightMeters': '2.03', 'nbaDebutYear': '2003', 'weightKilograms': '113.4' }
            new_player3 = { 'firstName': 'Kawhi', 'lastName': 'Leonard', 'jersey': '2', 'heightMeters': '2.01', 'nbaDebutYear': '2011', 'weightKilograms': '104.3' }  
  
  nba_players = []
  nba_players.append(player)
  nba_players.append(new_player1)
  nba_players.append(new_player2)
  nba_players.append(new_player3)

Example 4: python dictionary methods

dictionary methods