STY: Use math.isclose() to determine if values are close (#3364)

Author: j-t-1

tests/test_page.py

@@ -344,10 +344,10 @@ def test_page_rotation():
     # test transfer_rotate_to_content
     page.rotation -= 90
     page.transfer_rotation_to_content()
-    assert abs(float(page.mediabox.left) - 0) < 0.1
-    assert abs(float(page.mediabox.bottom) - 0) < 0.1
-    assert abs(float(page.mediabox.right) - 792) < 0.1
-    assert abs(float(page.mediabox.top) - 612) < 0.1
+    assert math.isclose(page.mediabox.left, 0, abs_tol=0.1)
+    assert math.isclose(page.mediabox.bottom, 0, abs_tol=0.1)
+    assert math.isclose(page.mediabox.right, 792, abs_tol=0.1)
+    assert math.isclose(page.mediabox.top, 612, abs_tol=0.1)
 
 
 def test_page_indirect_rotation():