how to get string from nde in python code example

Example 1: python get a substring of a string

>>> x = "Hello World!"
>>> x[2:]
'llo World!'
>>> x[:2]
'He'
>>> x[:-2]
'Hello Worl'
>>> x[-2:]
'd!'
>>> x[2:-2]
'llo Worl'

Example 2: lastindexof python

# using rindex() 
test_string = "abcabcabc"
  
# using rindex() 
# to get last element occurrence 
res = test_string.rindex('c')   
# printing result 
print ("The index of last element occurrence: " + str(res))

OUTPUT:
  The index of last element occurrence: 8