get key of specific value in dictionary python code example

Example 1: how to get key of a particular value in dictionary python using index

mydict = {'george': 16, 'amber': 19}
print(list(mydict.keys())[list(mydict.values()).index(16)])  # Prints george

Example 2: how to get a specific key in a dictionary python

>>> print(fruit.get('kiwi'))
2.0

Example 3: extract specific key values from python dictionary

test_data = [{'id':1, 'value':'one'}, {'id':2, 'value':'two'}, {'id':3, 'value':'three'}]

generator = ( item['value'] for item in test_data )

...

for i in generator:
    do_something(i)