Python implements in-order traversal of a binary tree

#!/usr/bin/env python

# coding=utf-8

# inorderBL.py

import stdinInput

def inorder(arrays,arraysize,currentP):

    if(2*currentP+1<arraysize):

        inorder(arrays,arraysize,2*currentP+1)

    print arrays[currentP]

    if(2*currentP+2<arraysize):

        inorder(arrays,arraysize,2*currentP+2)

if __name__=='__main__':

    stdinInput.stdinInput()

    inorder(stdinInput.intsortArrays,len(stdinInput.intsortArrays),0)