Customer Details - Python Problem Solution

Customer Details

Python Problem Solution

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Given below is a dictionary customer details representing customer details from retail application - Customer id is key and Customer Name is value.

Customer_details={1001:"John",1004:"Jill",1003:"Jack"}

Write a Python code to perform below mentioned operations:

a. Print details of Customers

b. Print number of customers

c. Print Customer names in ascending order

d. Update the name of customer with customer id=1005 and print updated dictionary

e. Update the name of customer with customer id=1003 to "Mary" and print updated dictionary

f. Check whether details of customer with customer id 1002 exists in dictionary

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SOLUTION

Customer_details={1001:"John",1004:"Jill",1003:"Jack"} ##Printing Customer Details print("-----Customer Details-----") print("CustID CustName") for i in Customer_details.items(): print(i) print("-----No of Customers-----") print(len(Customer_details.keys())) print("-----Customer Names Ascending Order-----") Ls=list(Customer_details.values()) Ls.sort() for i in Ls:print(i) print("-----Updating Name of Customer Id 1005-----") Dictionary2 = { 1005: 'Ekagra' } Customer_details.update(Dictionary2) print(Customer_details) print("-----Updating Name of Customer Id 1003 to Mary-----") Dictionary2 = { 1003: 'Mary' } Customer_details.update(Dictionary2) print(Customer_details) print("-----Checking if 1002 Exists or Not-----") i=1002 x=Customer_details.keys() if i in x: print("Exists") else: print("Not Exists")

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