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pandas.isnull()

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

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: boolean inverse of pandas.isnull

Links:

http://pandas.pydata.org/pandas-docs/version/0.19.2/generated/pandas.isnull.html

doc_Pandas

2017-01-12 04:50:27

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