pandas.api.extensions.
register_extension_dtype
Register an ExtensionType with pandas as class decorator.
New in version 0.24.0.
This enables operations like .astype(name) for the name of the ExtensionDtype.
.astype(name)
A class decorator.
Examples
>>> from pandas.api.extensions import register_extension_dtype >>> from pandas.api.extensions import ExtensionDtype >>> @register_extension_dtype ... class MyExtensionDtype(ExtensionDtype): ... name = "myextension"