{'Dartmoor': ['moss', 'bog', 'orchids'], 'Exmoor': ['heather', 'gorse'], 'PeakDistrict': ['orchids', 'knapweed', 'moss']}

dict[key] = value

​

#adding new key in python

​

List_of_Students = {"Jim" : "Roll-32"+","+ "Priority-First",

                    "Yeasin": "Roll-33"+","+ "Priority-2nd",}

​

List_of_Students.update({"Pinky": "Roll-34"})

​

for x in List_of_Students:

    print(x)

​

#That will show only the the key

​

​

key = "somekey"

a.setdefault(key, [])

a[key].append(2)

​

diction = {'key':'value'}#Adding a dictionary called diction.

print(diction)

diction['newkey']='newvalue'#Adding the newkey key to diction with its value.

print(diction)

#output: {'key':'value','newkey':'newvalue'}

d = {'key': 'value'}

print(d)

# {'key': 'value'}

d['mynewkey'] = 'mynewvalue'

print(d)

# {'key': 'value', 'mynewkey': 'mynewvalue'}