import dascore as dc
# load an example patch which has some NaN values.
patch = dc.get_example_patch("patch_with_null")
# Replace all occurences of NaN with 0
out = patch.fillna(0)
# Replace all occurences of NaN with 5
out = patch.fillna(5)fillna
fillna(
patch: Patch ,
value ,
)-> ‘PatchType’
Return a patch with nullish values replaced by a value.
Parameters
| Parameter | Description |
|---|---|
| patch | The patch which may contain nullish values. |
| value | The value to replace nullish values with. |
Note
“nullish” is defined by pandas.isnull.