Adding pandas.io and adding missing pandas core imports

Author: ryankarlos

pandas/__init__.py

@@ -42,37 +42,44 @@
 # let init-time option registration happen
 import pandas.core.config_init
 
-
 from pandas.core.api import (
-    DataFrame, Series, array, Panel, Int64Index, Interval,
-    IntervalIndex, Float64Index, Index, DatetimeIndex, Int64Index,
-    MultiIndex, PeriodIndex, RangeIndex, TimedeltaIndex,
-    CategoricalIndex, Categorical, to_datetime, to_timedelta,
-    to_numeric, Timedelta, Timestamp, NaT, Period, isna,
-    CategoricalDtype, PeriodDtype, DatetimeTZDtype, IntervalDtype,
-    DateOffset, factorize, unique, value_counts, interval_range,
-    Grouper)
+    factorize, unique, value_counts, isna, isnull, notna,
+    notnull, CategoricalDtype, PeriodDtype, IntervalDtype,
+    DatetimeTZDtype, Categorical, array, Grouper,
+    set_eng_float_format, Index, CategoricalIndex, Int64Index,
+    UInt64Index, RangeIndex, Float64Index, MultiIndex,
+    IntervalIndex, TimedeltaIndex, DatetimeIndex, PeriodIndex,
+    NaT, Period, period_range, Timedelta, timedelta_range,
+    Timestamp, date_range, bdate_range, Interval, interval_range,
+    Series, DataFrame, Panel, IndexSlice, to_numeric, DateOffset,
+    to_datetime, to_timedelta, np)
+
+from pandas.core.sparse.api import (
+    SparseArray, SparseDataFrame, SparseSeries, SparseDtype)
 
 from pandas.tseries.api import infer_freq
 from pandas.tseries import offsets
 
+from pandas.core.computation.api import eval
+
 from pandas.core.reshape.api import (
     concat, lreshape, melt, wide_to_long, merge, merge_asof,
     merge_ordered, crosstab, pivot, pivot_table, get_dummies,
     cut, qcut)
 
-from pandas.core.computation.api import eval
+from pandas.util._print_versions import show_versions
 
-from pandas.core.sparse.api import (
-    SparseArray, SparseDataFrame, SparseSeries, SparseDtype)
+from pandas.io.api import (
+    read_clipboard, ExcelFile, ExcelWriter, read_excel,
+    read_feather, read_gbq, read_html, read_json,
+    read_msgpack, to_msgpack, read_parquet, read_csv,
+    read_fwf, read_table, read_pickle, to_pickle,
+    HDFStore, read_hdf, read_sas, read_sql, read_sql_query,
+    read_sql_table, read_stata)
 
-from pandas.core.internals import BlockManager, _safe_reshape, make_block
 from pandas.core.arrays import DatetimeArray, IntervalArray, PeriodArray
 from pandas.core.arrays.sparse import BlockIndex, IntIndex
 
-from pandas._libs import join
-
-from pandas.util._print_versions import show_versions
 from pandas.util._tester import test
 import pandas.testing
 import pandas.arrays