how to get specific key value from dictionary in python code example
Example 1: how to get the key for a value in a dictionary in python
def get_key(val):
for key, value in my_dict.items():
if val == value:
return key
return "key doesn't exist"
my_dict ={"java":100, "python":112, "c":11}
print(get_key(100))
print(get_key(11))
Example 2: 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)])
Example 3: how to get a specific key in a dictionary python
>>> print(fruit.get('kiwi'))
2.0
Example 4: 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)