How to access single key from multiple values of a dictionary in Python

Question

{'Sensor': ['Data 0', 'Data 1'], 'Microphone': ['Microphone']} is my dictionary.From Data 0 I need to access Sensor.

Possible duplicate of [How to get the key from value in a dictionary in Python?](https://stackoverflow.com/questions/45635242/how-to-get-the-key-from-value-in-a-dictionary-in-python) — m13op22, Apr 04 '19 at 04:47
@HS-nebula In that question there are only one string value per key, so not exactly duplicate — Sociopath, Apr 04 '19 at 04:48
Add some more information in the question. Write your required output in the Question. — Smack Alpha, Apr 04 '19 at 04:54

Sociopath · Accepted Answer · 2019-04-04T05:36:27.020

0

Use list-comprehension to iterate over dict and check if Data 0 is in values(which is list):

a = {'Sensor': ['Data 0', 'Data 1'], 'Microphone': ['Microphone']}

print([k for k,v in a.items() if 'Data 0' in v][0])

Output:

'Sensor'

edited Apr 04 '19 at 05:36

answered Apr 04 '19 at 04:50

Sociopath

1 Answers1