Python String Functions (UC-Wk 2)

Question 1

String method to remove leading and trailing white spaces

Answer 1

str.strip()

Question 2

How to remove other leading or trailing characters (non whitespace) from string

Answer 2

str.strip(“*”) removes leading / trailing asterisk

Question 3

Split out words that are separated by a char in a string (eg, a white space or comma”

Answer 3

s.split(‘ ‘) or s.split(‘,’) (or any char)

Question 4

How to slice strings (sub-set) with lists

Answer 4

list = ‘Hello’; list[1:3] gives chars indexed to position 1 and 2 (3 is excl)

Question 5

Check to see if substring (‘He”) is in the substring ‘Hello’

Answer 5

‘He’ in stringVar (where stringVar = ‘Hello’)

Question 6

Get the index of where a substring starts in a string (eg, ‘el’ in ‘Hello’)

Answer 6

word.find(‘el’) (returns 1)

Question 7

ex. insert Bob and Joe into string = ‘Jane Jill’

Answer 7

string2 = ‘Jane Jill { } { } ‘; string2.format(‘Bob’, ‘Joe’)

Question 8

specify where you want to insert strings into a string using format function

Answer 8

str = ‘I love {1} and{0}’ ; allows you to re-arrange the strings you’re inserting