In this dictionary method article, we are going to learn all about the Python dictionary get method to get the value of the specified key.
In the previous tutorial, we have learned the python dictionary fromkeys method to create the new Python dictionary.
To understand this example, you should have basic knowledge of the Python dictionary.
Python Dictionary get Method
Python dictionary get method is a pre-defined dictionary method, that is used to get the value of the specified key.
If the specified key not present in the dictionary, it will return None. You can also return a value for the key which not exist in the dictionary.
Syntax
The syntax of python dictionary get method is:-
dictionary.get(key, value)
Parameter
Dictionary get function in Python accepts two parameters.
- key:- Required, key name of the item to return the value from.
- value:- Optional, A value to be returned, if the specified key not exist. Default is None.
Return Value
Dictionary get function in Python return value of specified key.
Python Dictionary get Example
Example 1:
Get the value of first_name key using dictionary get python method.
Details = {'first_name': 'Vishvajit', 'last_name': 'Rao', 'roll_no': 120, 'course': 'BCA'}
result = Details.get('first_name')
print(result)
Output will be:- Vishvajit
Example 2:
What happen, if the specified value not exist.
Details = {'first_name': 'Vishvajit', 'last_name': 'Rao', 'roll_no': 120, 'course': 'BCA'}
result = Details.get('address')
print(result)
Output will be:- None
Example 3:
We can return value for specified key which not exists in the dictionary.
Details = {'first_name': 'Vishvajit', 'last_name': 'Rao', 'roll_no': 120, 'course': 'BCA'}
result = Details.get('address', 'Noida')
print(result)
Output will be:- Noida
Conclusion
In this guide, you have seen all about the dictionary get method to access the value of the specified key in the dictionary.
If this article helped you, please continue visiting for further interesting python tutorial.
Other Dictionary Methods
For more information:- Click Here
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