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BUG: style.set_precision(0) displays spurious .0 #12137

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BUG: style.set_precision(0) displays spurious .0 #12137

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BUG: style.set_precision(0) displays spurious .0
xflr6 Jan 25, 2016
13a07df
add test
xflr6 Jan 25, 2016
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6 changes: 5 additions & 1 deletion pandas/core/style.py
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Original file line number Diff line number Diff line change
Expand Up @@ -118,7 +118,11 @@ class Styler(object):
{% for c in r %}
<{{c.type}} id="T_{{uuid}}{{c.id}}" class="{{c.class}}">
{% if c.value is number %}
{{c.value|round(precision)}}
{% if precision %}
{{c.value|round(precision)}}
{% else %}
{{'%.0f'|format(c.value)}}
{% endif %}
{% else %}
{{c.value}}
{% endif %}
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6 changes: 6 additions & 0 deletions pandas/tests/test_style.py
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Expand Up @@ -379,6 +379,12 @@ def test_precision(self):
self.assertTrue(s is s2)
self.assertEqual(s.precision, 4)

def test_precision_zero(self):
df = pd.DataFrame({'A': 100, 'B': [0, 1, 2, 3, np.nan]})
df['C'] = df['A'] / df['B']
result = df.style.set_precision(0).render()
self.assertEqual(result.count('.'), 0)

def test_apply_none(self):
def f(x):
return pd.DataFrame(np.where(x == x.max(), 'color: red', ''),
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