open_grid
fio.open_grid(
    file,
    mode='r',
    srs=None,
    chunk=None,
    subset=None,
    var_as_band=False,
)Open a grid source file.
This source file is lazily read.
Parameters
| Name | Type | Description | Default | 
|---|---|---|---|
| file | Path | str | Path to the file. | required | 
| mode | str | Open in read or write mode. | 
'r' | 
| srs | str | A Spatial reference system string in case the dataset has none. | None | 
| chunk | tuple | Chunk size in x and y direction. | None | 
| subset | str | In netCDF files, multiple variables are seen as subsets and can therefore not be loaded like normal bands. Specify one if one of those it wanted. | None | 
| var_as_band | bool | Again with netCDF files: if all variables have the same dimensions, set this flag to True to look the subsets as bands. | 
False | 
Returns
| Name | Type | Description | 
|---|---|---|
GridSource | 
Object that holds a connection to the source file. |