how to get specific item from a dict python code example

Example 1: how to get a specific key in a dictionary python

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

Example 2: 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)