python list in dictionary append code example

Example 1: python save list items to dictionary

'''
Converting a list to dictionary with list elements as keys in dictionary
All keys will have same value
''' 
dictOfWords = { i : 5 for i in listOfStr }

Example 2: python dictionary of lists append

# Creating an empty dictionary 
myDict = {} 
  
# Adding list as value 
myDict["key1"] = [1, 2] 
  
# creating a list 
lst = ['Geeks', 'For', 'Geeks'] 
  
# Adding this list as sublist in myDict 
myDict["key1"].append(lst) 

# Print Dictionary
print(myDict)

Example 3: Python dictionary append

testing1={'one':1,'two':2}
''' update() is the method of dict() merges another dict into existing ones '''
''' it replaces the keys of exisiting ones with the the new ones '''
testing1.update({'two':3,'noice':69}) 
print(testing1) """ {'one':1,'two':3,'noice':69} """

Example 4: python dict append

default_data = {'item1': 1,
                'item2': 2,
          	    }

default_data.update({'item3': 3})
# or
default_data['item3'] = 3