Question: 
Write a function to remove the parenthesis area in a string.


Model's Code:
def remove_parenthesis(lst):
    return lst[0].split('(')[0].strip()



Sample Correct Code:
import re
def remove_parenthesis(items):
 for item in items:
    return (re.sub(r" ?\([^)]+\)", "", item))


Asserts:
assert remove_parenthesis(["python (chrome)"])==("python")
assert remove_parenthesis(["string(.abc)"])==("string")
assert remove_parenthesis(["alpha(num)"])==("alpha")


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

Test 640 of 974: 477/640 (74.53125%): success