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header order: unique items changed to dictionary order #41

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header order: unique items changed to dictionary order #41

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307c46e
header order: unique items changed to dictionary order
danja100 Mar 5, 2020
668bfc1
changing test input based on previous changes made
danja100 Mar 5, 2020
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10 changes: 7 additions & 3 deletions tabulate.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1052,10 +1052,14 @@ def _normalize_tabular_data(tabular_data, headers, showindex="default"):
uniq_keys.update(keys)
rows = rows[1:]
for row in rows:
list_pos = 0
for k in row.keys():
# Save unique items in input order
if k not in uniq_keys:
keys.append(k)
# Save unique items in dictionary order
if k in uniq_keys:
list_pos = keys.index(k)
else:
list_pos += 1
keys.insert(list_pos, k)
uniq_keys.add(k)
if headers == "keys":
headers = keys
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6 changes: 3 additions & 3 deletions test/test_input.py
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Expand Up @@ -407,11 +407,11 @@ def test_list_of_dicts_with_missing_keys():
lod = [{"foo": 1}, {"bar": 2}, {"foo": 4, "baz": 3}]
expected = "\n".join(
[
" foo bar baz",
" foo baz bar",
"----- ----- -----",
" 1",
" 2",
" 4 3",
" 2",
" 4 3",
]
)
result = tabulate(lod, headers="keys")
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