python unit-3 programs

 

Program-1:

Aim: Write a program to create tuples (name, age, address, college) for at least two members and concatenate the tuples and print the concatenated tuples.

Program:

t1=('revanth',19,'vijayawada','LBRCE college')

t2=('kumar',20,'mylavaram','CMR college')

con_tuple=t1+t2

print(con_tuple)

output:

 

 

 

program-2:

Aim: Write a program to count the number of vowels in a string (No control flow allowed).

Program:

string="pythonprogramming"

vowel_count=len([char for char in string if char in 'aeiouAEIOU'])

print(vowel_count)

output:

program-3:

Aim : Write a program to check if a given key exists in a dictionary or not.

Program:

dict={'a':1,'b':2,'c':3}

check='b'

exists=check in dict

print(exists)

output:

program-4:

Aim: Write a program to add a new key-value pair to an existing dictionary

Program:

dict={'a':1,'b':2}

dict['c']=3

print(dict)

output:

program-5:

Aim: Write a program to sum all the items in a given dictionary.

Program:

dict={'a':10,'b':20,'c':30}

total_sum=sum(dict.values())

print(total_sum)

output: