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BUG: categorical doesn't handle display.width of None in Python 3 (GH10087) #10108

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Merged
merged 1 commit into from
May 12, 2015
Merged

BUG: categorical doesn't handle display.width of None in Python 3 (GH10087) #10108

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2 changes: 2 additions & 0 deletions doc/source/whatsnew/v0.17.0.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -57,3 +57,5 @@ Performance Improvements

Bug Fixes
~~~~~~~~~

- Bug in ``Categorical`` repr with ``display.width`` of ``None`` in Python 3 (:issue:`10087`)
3 changes: 1 addition & 2 deletions pandas/core/categorical.py
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Expand Up @@ -1310,8 +1310,7 @@ def _repr_categories_info(self):
levheader = "Categories (%d, %s): " % (len(self.categories),
self.categories.dtype)
width, height = get_terminal_size()
max_width = (width if get_option("display.width") == 0
else get_option("display.width"))
max_width = get_option("display.width") or width
if com.in_ipython_frontend():
# 0 = no breaks
max_width = 0
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9 changes: 9 additions & 0 deletions pandas/tests/test_categorical.py
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Expand Up @@ -521,6 +521,15 @@ def test_empty_print(self):
expected = ("[], Categories (0, object): []")
self.assertEqual(expected, repr(factor))

def test_print_none_width(self):
# GH10087
a = pd.Series(pd.Categorical([1,2,3,4], name="a"))
exp = u("0 1\n1 2\n2 3\n3 4\n" +
"Name: a, dtype: category\nCategories (4, int64): [1, 2, 3, 4]")

with option_context("display.width", None):
self.assertEqual(exp, repr(a))

def test_periodindex(self):
idx1 = PeriodIndex(['2014-01', '2014-01', '2014-02', '2014-02',
'2014-03', '2014-03'], freq='M')
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