Method: Polars::Expr#is_not_null
- Defined in:
- lib/polars/expr.rb
permalink #is_not_null ⇒ Expr
Returns a boolean Series indicating which values are not null.
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# File 'lib/polars/expr.rb', line 588 def is_not_null _from_rbexpr(_rbexpr.is_not_null) end |