fixup unused import

jbrockmendel · jbrockmendel · commit 1a9f30b5f47e · 2018-12-23T19:51:58.000-08:00
diff --git a/pandas/tests/arrays/test_period.py b/pandas/tests/arrays/test_period.py
@@ -4,7 +4,6 @@
 from pandas._libs.tslibs import iNaT
 from pandas._libs.tslibs.period import IncompatibleFrequency
 
-from pandas.core.dtypes.common import pandas_dtype
 from pandas.core.dtypes.dtypes import PeriodDtype
 
 import pandas as pd
