pandas.api.types.is_object_dtype#

pandas.api.types.is_object_dtype(arr_or_dtype)[source]#

Check whether an array-like or dtype is of the object dtype.

This method examines the input to determine if it is of the object data type. Object dtype is a generic data type that can hold any Python objects, including strings, lists, and custom objects.

Parameters:

arr_or_dtypearray-like or dtype: The array-like or dtype to check.

Returns:

boolean: Whether or not the array-like or dtype is of the object dtype.

See also

api.types.is_numeric_dtype: Check whether the provided array or dtype is of a numeric dtype.
api.types.is_string_dtype: Check whether the provided array or dtype is of the string dtype.
api.types.is_bool_dtype: Check whether the provided array or dtype is of a boolean dtype.

Examples

>>> from pandas.api.types import is_object_dtype
>>> is_object_dtype(object)
True
>>> is_object_dtype(int)
False
>>> is_object_dtype(np.array([], dtype=object))
True
>>> is_object_dtype(np.array([], dtype=int))
False
>>> is_object_dtype([1, 2, 3])
False