strings

Question 1

check each word from capital

Answer 1

‘The Hilton’.istitle()

Question 2

check string contains another string

Answer 2

‘plane’ in ‘The worlds fastest plane’

Question 3

find index of substing or -1

Answer 3

‘The worlds fastest plane’.find(‘plane’)

Question 4

find index or ValueError

Answer 4

‘The worlds fastest plane’.index(‘car’)

‘the happiest person in the whole wide world.’.index(‘the’,10,44)

Question 5

how many substings

Answer 5

‘The first president of the organization..’.count(‘o’)

Question 6

make first symbol capital

Answer 6

‘florida dolphins’.capitalize()

Question 7

f-sting exaple

Answer 7

f’Hello. My name is {name} and I like {food}.’

Question 8

if string contains only numbers

Answer 8

‘80000’.isnumeric()

Question 9

if only lowercase

Answer 9

‘all lower case’.islower()

Question 10

all symbols is ascii

Answer 10

‘A’.isascii()

Question 11

change register

Answer 11

sentence. upper() #=> ‘THE CAT IN THE HAT’

sentence. lower() #=> ‘the cat in the hat’

Question 12

if only uppercase

Answer 12

‘Toronto’.isupper() #=> False

‘TORONTO’.isupper() #= True

Question 13

if only alphabet characters

Answer 13

‘One1’.isalpha() #=> False

‘One’.isalpha() #=> True

Question 14

if number and alphabet characters

Answer 14

‘Ten10’.isalnum() #=> True

‘Ten10.’.isalnum() #=> False

Question 15

remove spaces

Answer 15

string = ‘ string of whitespace ‘

string. lstrip() #=> ‘string of whitespace ‘
string. rstrip() #=> ‘ string of whitespace’
string. strip() #=> ‘string of whitespace’

Question 16

check if the string starts or ends with substring

Answer 16

city = ‘New York’

city. startswith(‘New’) #=> True
city. endswith(‘N’) #=> False

Question 17

if only spaces

Answer 17

’‘.isspace() #=> False
‘ ‘.isspace() #=> True
‘ ‘.isspace() #=> True
‘ the ‘.isspace() #=> False

Question 18

fist character to uppercase

Answer 18

‘once upon a time’.title() #=> ‘Once Upon A Time’

Question 19

translate example

Answer 19

mapping = str.maketrans("abcs", "123S")
"abc are the first three letters".translate(mapping)
#=> '123 1re the firSt three letterS'

Question 20

find from right

Answer 20

story = ‘The price is right said Bob. The price is right.’

story.rfind(‘is’)