ignore unused imports

Author: ryankarlos

pandas/io/packers.py

@@ -49,7 +49,7 @@
 
 from pandas._libs import NaT, Period
 from pandas._libs.tslibs.timestamps import Timestamp
-import pandas.compat as compat
+import pandas.compat as compat  # noqa:F401
 from pandas.errors import PerformanceWarning
 from pandas.util._move import (
     BadMove as _BadMove, move_into_mutable_buffer as _move_into_mutable_buffer)
@@ -63,13 +63,13 @@
 from pandas.core.arrays.categorical import Categorical
 from pandas.core.arrays.interval import Interval
 from pandas.core.arrays.sparse import BlockIndex, IntIndex
-from pandas.core.frame import DataFrame
+from pandas.core.frame import DataFrame  # noqa:F401
 from pandas.core.generic import NDFrame
 from pandas.core.index import Index, MultiIndex, PeriodIndex, RangeIndex
 from pandas.core.indexes.datetimes import DatetimeIndex
 from pandas.core.indexes.interval import IntervalIndex
 from pandas.core.internals import BlockManager, _safe_reshape, make_block
-from pandas.core.panel import Panel
+from pandas.core.panel import Panel  # noqa:F401
 from pandas.core.series import Series
 from pandas.core.sparse.api import SparseDataFrame, SparseSeries