Open
Description
see also #22705
Code Sample, a copy-pastable example if possible
from pandas import DataFrame
from collections import OrderedDict
DataFrame.from_dict(
OrderedDict([('b', 8), ('a', 5), ('a', 6)]))
Note: code sample from exisiting test...
pandas/pandas/tests/frame/test_constructors.py
Lines 1436 to 1437 in 638ddeb
Problem description
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
<ipython-input-7-ee89993a8718> in <module>
2 from collections import OrderedDict
3 DataFrame.from_dict(
----> 4 OrderedDict([('b', 8), ('a', 5), ('a', 6)]))
~\Anaconda3\lib\site-packages\pandas\core\frame.py in from_dict(cls, data, orient, dtype, columns)
983 raise ValueError('only recognize index or columns for orient')
984
--> 985 return cls(data, index=index, columns=columns, dtype=dtype)
986
987 def to_dict(self, orient='dict', into=dict):
~\Anaconda3\lib\site-packages\pandas\core\frame.py in __init__(self, data, index, columns, dtype, copy)
346 dtype=dtype, copy=copy)
347 elif isinstance(data, dict):
--> 348 mgr = self._init_dict(data, index, columns, dtype=dtype)
349 elif isinstance(data, ma.MaskedArray):
350 import numpy.ma.mrecords as mrecords
~\Anaconda3\lib\site-packages\pandas\core\frame.py in _init_dict(self, data, index, columns, dtype)
457 arrays = [data[k] for k in keys]
458
--> 459 return _arrays_to_mgr(arrays, data_names, index, columns, dtype=dtype)
460
461 def _init_ndarray(self, values, index, columns, dtype=None, copy=False):
~\Anaconda3\lib\site-packages\pandas\core\frame.py in _arrays_to_mgr(arrays, arr_names, index, columns, dtype)
7354 # figure out the index, if necessary
7355 if index is None:
-> 7356 index = extract_index(arrays)
7357
7358 # don't force copy because getting jammed in an ndarray anyway
~\Anaconda3\lib\site-packages\pandas\core\frame.py in extract_index(data)
7391
7392 if not indexes and not raw_lengths:
-> 7393 raise ValueError('If using all scalar values, you must pass'
7394 ' an index')
7395
ValueError: If using all scalar values, you must pass an index
Expected Output
Output of pd.show_versions()
[paste the output of pd.show_versions()
here below this line]