How to access nested Python dictionary items via a list of keys?

PythonProgramming

The easiest and most readable way to access nested properties in a Python dict is to use for loop and loop over each item while getting the next value, until the end. 

example

def getFromDict(dataDict, mapList):
for k in mapList: dataDict = dataDict[k]
return dataDict
a = {
   'foo': 45,'bar': {
      'baz': 100,'tru': "Hello"
   }
}
print(getFromDict(a, ["bar", "baz"]))

Output

This will give the output −

100
raja
Prabhas
Published on 19-Apr-2018 07:45:55
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