# xarray.backends.PydapBackendEntrypoint

### *class* xarray.backends.PydapBackendEntrypoint[[source]](https://github.com/pydata/xarray/blob/main/xarray/backends/pydap_.py#L239-L453)

Backend for streaming datasets over the internet using pydap.

Uses the Data Access Protocol, also known as DODS or OPeNDAP, based on
the pydap package.

This backend is selected by default for urls.

For more information about the underlying library, visit:
[https://pydap.github.io/pydap/en/intro.html](https://pydap.github.io/pydap/en/intro.html)

#### SEE ALSO
`backends.PydapDataStore`

#### \_\_init_\_()

### Methods

| [`__init__`](#xarray.backends.PydapBackendEntrypoint.__init__)()                                                                                   |                                                                                                                                       |
|-----------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------|
| [`guess_can_open`](xarray.backends.PydapBackendEntrypoint.guess_can_open.html.md#xarray.backends.PydapBackendEntrypoint.guess_can_open)(filename_or_obj)        | Backend guess_can_open method used by [`open_dataset()`](xarray.open_dataset.html.md#xarray.open_dataset).            |
| [`open_dataset`](xarray.backends.PydapBackendEntrypoint.open_dataset.html.md#xarray.backends.PydapBackendEntrypoint.open_dataset)(filename_or_obj, \*[, ...]) | Backend open_dataset method used by [`open_dataset()`](xarray.open_dataset.html.md#xarray.open_dataset).              |
| `open_datatree`(filename_or_obj, \*[, ...])                                                                                                   | Backend open_datatree method used by Xarray in [`open_datatree()`](xarray.open_datatree.html.md#xarray.open_datatree). |
| `open_groups_as_dict`(filename_or_obj, \*[, ...])                                                                                             | Open a dictionary mapping from group names to Datasets.                                                                               |

### Attributes

| [`description`](xarray.backends.PydapBackendEntrypoint.description.html.md#xarray.backends.PydapBackendEntrypoint.description)   |    |
|-------------------------------------------------------------------------------------------------------------------|----|
| `open_dataset_parameters`                                                                                         |    |
| `supports_groups`                                                                                                 |    |
| [`url`](xarray.backends.PydapBackendEntrypoint.url.html.md#xarray.backends.PydapBackendEntrypoint.url)                   |    |