answer.py

if -100 <= x <= 100:
  in_range = True
else:
  in_range = False

tests.py

from sources import get_student_source, set_student_source

remembered_code = get_student_source()

class TestCase(EdfinityTestCase):
    # Problem: Assign a boolean based on whether the variable x is in a range
    def injectBefore(self, new_code):
        final_code = new_code + "\n" + remembered_code
        set_student_source(final_code)
        
    def test_out_of_bounds(self):
        self.injectBefore("x = -1000")
        self.assertEqual(self.student().in_range, False, "Tried x=-1000")
        
    def test_in_bounds(self):
        self.injectBefore("x = 50")
        self.assertEqual(self.student().in_range, True, "Tried x=50")