COMPAT: py2.7 compat for Timestamp.replace

xref statsmodels/statsmodels#3349

Author: jreback

doc/source/whatsnew/v0.20.0.txt

@@ -305,7 +305,7 @@ Bug Fixes
 
 - Bug in ``Series`` construction with a datetimetz (:issue:`14928`)
 
-
+- Bug in compat for passing long integers to ``Timestamp.replace`` (:issue:`15030`)
 
 
 

pandas/tseries/tests/test_timeseries.py

@@ -1883,6 +1883,17 @@ def test_timestamp_date_out_of_range(self):
  self.assertRaises(ValueError, DatetimeIndex, ['1400-01-01'])
  self.assertRaises(ValueError, DatetimeIndex, [datetime(1400, 1, 1)])
 
+ def test_compat_replace(self):
+ # https://github.com/statsmodels/statsmodels/issues/3349
+ # replace should take ints/longs for compat
+
+ for f in [compat.long, int]:
+ result = date_range(Timestamp('1960-04-01 00:00:00',
+ freq='QS-JAN'),
+ periods=f(76),
+ freq='QS-JAN')
+ self.assertEqual(len(result), 76)
+
  def test_timestamp_repr(self):
  # pre-1900
  stamp = Timestamp('1850-01-01', tz='US/Eastern')

pandas/tslib.pyx

@@ -687,7 +687,7 @@ class Timestamp(_Timestamp):
  # replace
  def validate(k, v):
  """ validate integers """
- if not isinstance(v, int):
+ if not is_integer_object(v):
  raise ValueError("value must be an integer, received "
  "{v} for {k}".format(v=type(v), k=k))
  return v