ibis.expr.api.ValueExpr.case¶
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ValueExpr.
case
(arg)¶ Create a new SimpleCaseBuilder to chain multiple if-else statements. Add new search expressions with the .when method. These must be comparable with this array expression. Conclude by calling .end()
Returns: builder : CaseBuilder Examples
>>> case_expr = (expr.case() ... .when(case1, output1) ... .when(case2, output2) ... .default(default_output) ... .end())