Teradata Package for Python Function Reference - 17.00 - isna - Teradata Package for Python

Teradata® Package for Python Function Reference

Product
Teradata Package for Python
Release Number
17.00
Release Date
April 2021
Content Type
Programming Reference
Publication ID
B700-4008-070K
Language
English (United States)
teradataml.dataframe.sql.DataFrameColumn.isna = isna(self)
Test for NA values
 
RETURNS:
    A boolean Series of numeric values:
      - 1 if value is NA (None)
      - 0 if values is not NA
 
EXAMPLES:
    df = DataFrame('')
    c1 = df.c1
 
    df[c1.isna() == 1]
    df[c1.isna() == 0]
 
    # alternatively, True and False can be used
    df[c1.isna() == True]
    df[c1.isna() == False]