pandas.errors.InvalidIndexError#

exception pandas.errors.InvalidIndexError[source]#

Exception raised when attempting to use an invalid index key.

Examples

>>> idx = pd.MultiIndex.from_product([["x", "y"], [0, 1]])
>>> df = pd.DataFrame([[1, 1, 2, 2],
...                   [3, 3, 4, 4]], columns=idx)
>>> df
    x       y
    0   1   0   1
0   1   1   2   2
1   3   3   4   4
>>> df[:, 0]
Traceback (most recent call last):
InvalidIndexError: (slice(None, None, None), 0)