v0.15.1
Getting Started
Overview: Why xarray?
Frequently Asked Questions
Quick overview
Examples
Installation
User Guide
Terminology
Data Structures
Indexing and selecting data
Interpolating data
Computation
GroupBy: split-apply-combine
Reshaping and reorganizing data
Combining data
Time series data
Weather and climate data
Working with pandas
Reading and writing files
Parallel computing with Dask
Plotting
Help & reference
What’s New
How do I …
API reference
Top-level functions
Dataset
DataArray
xarray.DataArray
Attributes
DataArray contents
Indexing
Missing value handling
xarray.DataArray.isnull
xarray.DataArray.notnull
xarray.DataArray.combine_first
xarray.DataArray.count
xarray.DataArray.dropna
xarray.DataArray.fillna
xarray.DataArray.ffill
xarray.DataArray.bfill
xarray.DataArray.interpolate_na
xarray.DataArray.where
xarray.DataArray.isin
Comparisons
Computation
Reshaping and reorganizing
Universal functions
IO / Conversion
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GroupBy objects
Rolling objects
Weighted objects
Coarsen objects
Resample objects
Accessors
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Plotting
Tutorial
Testing
Exceptions
Advanced API
Deprecated / Pending Deprecation
xarray Internals
Development roadmap
Contributing to xarray
Xarray related projects
xarray
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API reference
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xarray.DataArray.notnull
Edit on GitHub
xarray.DataArray.notnull
¶
DataArray.
notnull
(
self
,
*args
,
**kwargs
)
¶
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