pandas._period -> pandas.libs.period

Author: jreback

doc/source/whatsnew/v0.20.0.txt

@@ -472,6 +472,7 @@ If indicated, a deprecation warning will be issued if you reference that module.
     "pandas.hashtable", "pandas.libs.hashtable", ""
     "pandas._window", "pandas.core.libwindow", ""
     "pandas._join", "pandas.libs.join", ""
+    "pandas._period", "pandas.libs.period", ""
 
 
 .. _whatsnew_0200.api_breaking.groupby_describe:

pandas/src/period.pyx renamed to pandas/libs/period.pyx

@@ -22,13 +22,12 @@ from pandas.tseries.tools import parse_time_string
 
 cimport cython
 from datetime cimport *
-cimport util
-from .libs cimport lib
-from .libs.lib cimport is_null_datetimelike, is_period
+cimport util, lib
+from lib cimport is_null_datetimelike, is_period
 from pandas.libs import tslib, lib
 from pandas.libs.tslib import (Timedelta, Timestamp, iNaT,
                                NaT, have_pytz, _get_utcoffset)
-from libs.tslib cimport (
+from tslib cimport (
     maybe_get_tz,
     _is_utc,
     _is_tzlocal,

pandas/tests/indexes/period/test_tools.py

@@ -6,7 +6,7 @@
 import pandas.tseries.period as period
 from pandas.compat import lrange
 from pandas.tseries.frequencies import get_freq, MONTHS
-from pandas._period import period_ordinal, period_asfreq
+from pandas.libs.period import period_ordinal, period_asfreq
 from pandas import (PeriodIndex, Period, DatetimeIndex, Timestamp, Series,
                     date_range, to_datetime, period_range)
 

pandas/tests/scalar/test_timestamp.py

@@ -9,10 +9,11 @@
 
 import pandas as pd
 import pandas.util.testing as tm
-import pandas._period as period
+
 from pandas.tseries import offsets, frequencies
-from pandas.libs import tslib
+from pandas.libs import tslib, period
 from pandas.libs.tslib import get_timezone, iNaT
+
 from pandas.compat import lrange, long
 from pandas.util.testing import assert_series_equal
 from pandas.compat.numpy import np_datetime64_compat

pandas/tests/tseries/test_resample.py

@@ -26,7 +26,7 @@
 from pandas.tseries.tdi import timedelta_range, TimedeltaIndex
 from pandas.util.testing import (assert_series_equal, assert_almost_equal,
                                  assert_frame_equal, assert_index_equal)
-from pandas._period import IncompatibleFrequency
+from pandas.libs.period import IncompatibleFrequency
 
 bday = BDay()
 

pandas/tseries/base.py

@@ -20,9 +20,8 @@
 from pandas.core.common import AbstractMethodError
 
 import pandas.formats.printing as printing
-from pandas.libs import tslib
-import pandas._period as prlib
-import pandas.libs.lib as lib
+from pandas.libs import tslib, lib, period as _period
+
 from pandas.core.index import Index
 from pandas.indexes.base import _index_shared_docs
 from pandas.util.decorators import Appender, cache_readonly
@@ -669,7 +668,7 @@ def __sub__(self, other):
                 return self.shift(-other)
             elif isinstance(other, (tslib.Timestamp, datetime)):
                 return self._sub_datelike(other)
-            elif isinstance(other, prlib.Period):
+            elif isinstance(other, _period.Period):
                 return self._sub_period(other)
             else:  # pragma: no cover
                 return NotImplemented

pandas/tseries/common.py

@@ -13,10 +13,10 @@
 
 from pandas.core.base import PandasDelegate, NoNewAttributesMixin
 from pandas.tseries.index import DatetimeIndex
-from pandas._period import IncompatibleFrequency    # flake8: noqa
+from pandas.libs import tslib
+from pandas.libs.period import IncompatibleFrequency    # flake8: noqa
 from pandas.tseries.period import PeriodIndex
 from pandas.tseries.tdi import TimedeltaIndex
-from pandas.libs import tslib
 from pandas.core.algorithms import take_1d
 
 

pandas/tseries/index.py

@@ -44,10 +44,9 @@
 import pandas.tseries.offsets as offsets
 import pandas.tseries.tools as tools
 
-from pandas.libs import (lib, index as _index, tslib,
+from pandas.libs import (lib, index as _index, tslib, period,
                          algos as _algos, join as _join)
 from pandas.libs.lib import Timestamp
-import pandas._period as period
 
 
 def _utc():

pandas/tseries/period.py

@@ -30,20 +30,20 @@
 from pandas.tseries.tools import parse_time_string
 import pandas.tseries.offsets as offsets
 
-import pandas._period as period
-from pandas._period import (Period, IncompatibleFrequency,
-                            get_period_field_arr, _validate_end_alias,
-                            _quarter_to_myear)
+from pandas.libs.lib import infer_dtype
+from pandas.libs import tslib, period
+from pandas.libs.period import (Period, IncompatibleFrequency,
+                                get_period_field_arr, _validate_end_alias,
+                                _quarter_to_myear)
 
 from pandas.core.base import _shared_docs
 from pandas.indexes.base import _index_shared_docs, _ensure_index
 
 from pandas import compat
 from pandas.util.decorators import (Appender, Substitution, cache_readonly,
                                     deprecate_kwarg)
-from pandas.libs.lib import infer_dtype
-from pandas.libs import tslib
 from pandas.compat import zip, u
+
 import pandas.indexes.base as ibase
 _index_doc_kwargs = dict(ibase._index_doc_kwargs)
 _index_doc_kwargs.update(

pandas/tseries/resample.py

@@ -20,10 +20,9 @@
 import pandas.compat as compat
 from pandas.compat.numpy import function as nv
 
+from pandas.libs import lib, tslib
 from pandas.libs.lib import Timestamp
-from pandas._period import IncompatibleFrequency
-import pandas.libs.lib as lib
-import pandas.libs.tslib as tslib
+from pandas.libs.period import IncompatibleFrequency
 
 from pandas.util.decorators import Appender
 from pandas.core.generic import _shared_docs

setup.py

@@ -329,11 +329,11 @@ class CheckSDist(sdist_class):
     _pyxfiles = ['pandas/lib.pyx',
                  'pandas/libs/hashtable.pyx',
                  'pandas/libs/tslib.pyx',
+                 'pandas/libs/period.pyx',
                  'pandas/libs/index.pyx',
                  'pandas/libs/algos.pyx',
                  'pandas/libs/join.pyx',
                  'pandas/core/window.pyx',
-                 'pandas/src/period.pyx',
                  'pandas/sparse/sparse.pyx',
                  'pandas/util/testing.pyx',
                  'pandas/tools/hash.pyx',
@@ -483,11 +483,11 @@ def pxd(name):
                    'sources': ['pandas/src/datetime/np_datetime.c',
                                'pandas/src/datetime/np_datetime_strings.c',
                                'pandas/src/period_helper.c']},
-    '_period': {'pyxfile': 'src/period',
-                'depends': tseries_depends,
-                'sources': ['pandas/src/datetime/np_datetime.c',
-                            'pandas/src/datetime/np_datetime_strings.c',
-                            'pandas/src/period_helper.c']},
+    'libs.period': {'pyxfile': 'libs/period',
+                    'depends': tseries_depends,
+                    'sources': ['pandas/src/datetime/np_datetime.c',
+                                'pandas/src/datetime/np_datetime_strings.c',
+                                'pandas/src/period_helper.c']},
     'libs.index': {'pyxfile': 'libs/index',
                    'sources': ['pandas/src/datetime/np_datetime.c',
                                'pandas/src/datetime/np_datetime_strings.c'],