** (pow)¶ ColExpr.__pow__( rhs: ColExpr[Int], ) → ColExpr[Float][source]¶ ColExpr.__pow__( rhs: ColExpr[Float], ) → ColExpr[Float] Computes the power x ** y. Note Polars throws on negative exponents in the integer case. A polars error like failed to convert X to u32 may be due to negative inputs to this function.