Fix lint issue; exceeded number of chars on a line

Author: sahildua2305

pandas/tests/frame/test_timeseries.py

@@ -325,7 +325,8 @@ def test_asfreq_datetimeindex(self):
 
     def test_asfreq_datetimeindex_empty_series(self):
         empty_series = Series(index=pd.DatetimeIndex([]), data=[]).asfreq('H')
-        normal_series = Series(index=pd.DatetimeIndex(["2016-09-29 11:00"]), data=[3]).asfreq('H')
+        normal_series = Series(index=pd.DatetimeIndex(["2016-09-29 11:00"]),
+                                                      data=[3]).asfreq('H')
         self.assertEqual(empty_series.index.freq, normal_series.index.freq)
 
     def test_first_last_valid(self):