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Python Dictionary update() Method

Python Dictionary update() Method is used to add the specified items to the dictionary with the elements from the another dictionary object.

Syntax:

dictionary.update(iterable)

Parameter Values

Parameter	Description
iterable	A dictionary or an iterable object with a list of key value pairs

Here is an example of Python Dictionary update() Method:


det = {
"name": "rohan",
"lname": "singh",
"year": 1990
}
det.update({"color": "blue"})
print(det)

Output:
{'name': 'rohan', 'lname': 'singh', 'year': 1990, 'color': 'blue'}

Example 2:


incolor = {'blue': 250, 'yellow':190, 'red':1980,'pink':150}  
print("Inventory:",incolor)  
incolor.update({'white':550})  
print("Updated color:",incolor)  
incolor.update({'white':350})  
print("Updated color:",incolor)

Output:
color: {'blue': 250, 'yellow': 190, 'red': 1980, 'pink': 150}
Updated color: {'blue': 250, 'yellow': 190, 'red': 1980, 'pink': 150, 'white': 550}
Updated color: {'blue': 250, 'yellow': 190, 'red': 1980, 'pink': 150, 'white': 350}

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