implementation of the above pseudocode into python code

268 GAUSS ELIMINATION SUB Gauss (a, b, n. x. tol, er) DIMENSION s(n) er = 0 DOFOR 1 = 1. n Sy = ABS( as 1) DOFOR j = 2. n IF ABS( 21.1)>S, THEN S5 = ABS(as.) END DO END DO CALL Eliminate( a. s. n. b. tol, er) IF er -1 THEN CALL Substitute (a. n. b. x) END IF END Gauss SUB Pivot (a. b. s. n. k) p=k big = ABS (ax.x/sx) DOFOR i j = k + 1. n dummy = ABS (.) IF dummy > big THEN big = dummy p = 11 sap.3 SUB Eliminate (a, s. n. b. tol, er) DOFOR k = 1 n - 1 CALL Pivot (a, b, s. n. k) IF ABS (ax.x/sk)