from sympy import * 
var(‘x’) 
g = input ('Enter the function ') 
function f= lambdify (x , g ) 
a= float ( input ('Enter a valus :') ) 
b= float ( input ('Enter b valus :') ) 
N=int( input ('Enter number of iterations :') ) 
for i in range (1 , N+1 ): 
 c=( a*f ( b )-b*f ( a ) )/( f ( b )-f ( a ) ) 
 if (( f ( a )*f ( c )): 
 b=c 
 else : 
 a=c 
 print ('itration %d \t the root %0.3f \t function value %0.3f 
\n'% (i ,c , f ( c ) ) )