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BUG: pprint_thing should pprint and limit nested sequences in dicts GH3251 #3252

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Merged
1 commit merged into from Apr 23, 2013
Merged

BUG: pprint_thing should pprint and limit nested sequences in dicts GH3251 #3252

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13 changes: 10 additions & 3 deletions pandas/core/common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1867,9 +1867,16 @@ def _pprint_dict(seq, _nest_lvl=0):
pairs = []

pfmt = u"%s: %s"
for k, v in seq.items():
pairs.append(pfmt % (repr(k), repr(v)))
return fmt % ", ".join(pairs)

nitems = get_option("max_seq_items") or len(seq)

for k, v in seq.items()[:nitems]:
pairs.append(pfmt % (pprint_thing(k,_nest_lvl+1), pprint_thing(v,_nest_lvl+1)))

if nitems < len(seq):
return fmt % (", ".join(pairs) + ", ...")
else:
return fmt % ", ".join(pairs)


def pprint_thing(thing, _nest_lvl=0, escape_chars=None, default_escapes=False):
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5 changes: 3 additions & 2 deletions pandas/tests/test_format.py
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Expand Up @@ -1316,8 +1316,9 @@ def test_dict_entries(self):
df = DataFrame({'A': [{'a': 1, 'b': 2}]})

val = df.to_string()
self.assertTrue("'a': 1" in val)
self.assertTrue("'b': 2" in val)
# to be fixed ot 'a': 1 when #3038 comes to town
self.assertTrue("a: 1" in val)
self.assertTrue("b: 2" in val)

def test_to_latex(self):
# it works!
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