Francis T. O'Donovan

Principal Data Scientist at TriNet – Planet discoverer, researcher, developer, geek.

Pandas: Count number of non-NaN entries

November 9, 2017 less than 1 minute read

The count() method returns the number of non-NaN values in each column. Similarly, count(axis=1) returns the number of non-NaN values in each row.

Via StackOverflow.

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