input: Write a function to rewrite the given Python code using list comprehensions. If the code does not contain a loop and an if statement, then return the input code as is.
  assert rewrite_with_comprehension('even_numbers = []\nfor i in range(1,21): \n    if i % 2 == 0:\n        even_numbers.append(i)')=='even_numbers = [i for i in range(1, 21) if i % 2 == 0]'
  assert rewrite_with_comprehension('random_numbers = [4, 7, 9]')=='random_numbers = [4, 7, 9]'
  assert rewrite_with_comprehension('squares = []\nfor x in range(10):\n    squares.append(x**2)')=='squares = [x**2 for x in range(10)]'
output: def rewrite_with_comprehension(code):
      import ast
      tree = ast.parse(code)
      if len(tree.body) == 1 and isinstance(tree.body[0], ast.Assign):
          target = tree.body[0].targets[0].id
          value = tree.body[0].value
          if isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast.List):
              return f"{target} = {value.value.elts}"
          elif isinstance(value, ast.Call) and isinstance(value.func, ast.Name) and value.func.id == 'list':
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.ListComp):
              return f"{target} = {ast.unparse(value)}"
          elif isinstance(value, ast.List):
              return f"{target} = {value.elts}"
          elif isinstance(value, ast.Expr) and isinstance(value.value, ast