Calculate the number of upper-case letters and lower-case letters

Number of upper-case letters and lower-case letters. 

 string = "Python is Case Sensitive"

lowercase,uppercase = 0,0

for i in string:

if (i>='a'and i<='z'):

            lowercase=lowercase+1                                             

if (i>='A'and i<='Z'):

            uppercase=uppercase+1

print('Original String is : ',string)

print('No. of Lower case characters : ',lowercase)

print('No. of Upper case characters : ',uppercase)

 

 

 

OUTPUT

Original String is :  Python is Case Sensitive

No. of Lower case characters :  18

No. of Upper case characters :  3