Fixed long line.

Author: Victor

pandas/tests/scalar/timedelta/test_construction.py

@@ -228,5 +228,6 @@ def __exit__(self, exc_type, exc_val, exc_tb):
     0.001, 1, 10])
 def test_string_with_unit(num, sign, unit, redundant_unit, expectation):
     with expectation:
-        assert Timedelta(str(sign * num) + redundant_unit, unit=unit)\
-            == Timedelta(sign * num, unit=unit)
+        val = sign * num
+        val_str = str(val) + redundant_unit
+        assert Timedelta(val_str, unit=unit) == Timedelta(val, unit=unit)