5 Dictionary data types

 '''

1. Dictionary is a collection of key value pairs.

2. Using dictionary we can represent data meningfully.

3. Based on key we can do operation on each value.

4. Using curly brackets "{}" we can create a dictionary

5. dictionary is a mutable object

'''

# To create a dictionary

emp_det = {'ename':'umamahesh', 'eid':36, 'dname':'IT', 'did':45, 'age':33}

# emp = {'ename':'umamahesh', True:36, None:'IT', 99:45, 88.90:33}

# To update 

emp_det['dname'] = 'SALES'

# To Delete particular key value pair

del emp_det['eid']

# To delete total dictionary

del emp_det

# To print particular key value pair 

print(emp_det['age'])

#  ******* to update dictionary or add at end

>>>emp_det.update({'sal':30000})

>>>print(emp_det)

{'ename': 'umamahesh', 'eid': 36, 'dname': 'SALES', 'did': 45, 'age': 33, 'sal': 30000}

# To print total list 

print(emp_det)