# xarray.backends.H5NetCDFStore.open

#### *classmethod* H5NetCDFStore.open(filename, mode='r', format='NETCDF4', group=None, lock=None, autoclose=False, invalid_netcdf=None, phony_dims=None, decode_vlen_strings=True, driver=None, driver_kwds=None, storage_options=None, open_kwargs=None)[[source]](https://github.com/pydata/xarray/blob/main/xarray/backends/h5netcdf_.py#L174-L268)