# xarray.backends.PydapBackendEntrypoint.guess_can_open

#### PydapBackendEntrypoint.guess_can_open(filename_or_obj)[[source]](https://github.com/pydata/xarray/blob/main/xarray/backends/pydap_.py#L258-L262)

Backend guess_can_open method used by [`open_dataset()`](xarray.open_dataset.html.md#xarray.open_dataset).