pandas.DataFrame.infer_objects

DataFrame.infer_objects(self: ~ FrameOrSeries) → ~FrameOrSeries[source]

Attempt to infer better dtypes for object columns.

Attempts soft conversion of object-dtyped columns, leaving non-object and unconvertible columns unchanged. The inference rules are the same as during normal Series/DataFrame construction.

New in version 0.21.0.

Returns
convertedsame type as input object

See also

to_datetime

Convert argument to datetime.

to_timedelta

Convert argument to timedelta.

to_numeric

Convert argument to numeric type.

convert_dtypes

Convert argument to best possible dtype.

Examples

>>> df = pd.DataFrame({"A": ["a", 1, 2, 3]})
>>> df = df.iloc[1:]
>>> df
   A
1  1
2  2
3  3
>>> df.dtypes
A    object
dtype: object
>>> df.infer_objects().dtypes
A    int64
dtype: object