pandas.isnull(obj)
[source]
Detect missing values (NaN in numeric arrays, None/NaN in object arrays)
Parameters: |
arr : ndarray or object value Object to check for null-ness |
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Returns: |
isnulled : array-like of bool or bool Array or bool indicating whether an object is null or if an array is given which of the element is null. |
See also
pandas.notnull
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© 2008–2014 the pandas development team
Licensed under the 3-clause BSD License.
http://pandas.pydata.org/pandas-docs/version/0.19.2/generated/pandas.isnull.html