Question: 
Write a function to check whether the given string is ending with only alphanumeric characters or not using regex.


Model's Code:
import re

def check_alphanumeric(s):
    if re.search(r'[^\w]$', s):
        return 'Discard'
    return 'Accept'



Sample Correct Code:
import re 
regex = '[a-zA-z0-9]$'
def check_alphanumeric(string): 
	if(re.search(regex, string)): 
		return ("Accept") 
	else: 
		return ("Discard") 


Asserts:
assert check_alphanumeric("dawood@") == 'Discard'
assert check_alphanumeric("skdmsam326") == 'Accept'
assert check_alphanumeric("cooltricks@") == 'Discard'


Tests:
Test 1 of 3: PASS
Test 2 of 3: PASS
Test 3 of 3: PASS

Test 860 of 974: 661/860 (76.86046511627907%): success