input: Write a python function that eliminates the text within parentheses in a given string.
  assert remove_text_in_parenthesis(["python (chrome)"])==("python")
  assert remove_text_in_parenthesis(["string(.abc)"])==("string")
  assert remove_text_in_parenthesis(["alpha(num)"])==("alpha")
output: def remove_text_in_parenthesis(lst):
      s = lst[0]
      result = []
      skip = False
      for char in s:
          if char == '(':
              skip = True
          elif char == ')':
              skip = False
          elif not skip:
              result.append(char)
      return ''.join(result)