{

QString path =

QString("%1/graphRes.py").arg(QStandardPaths::writableLocation(QStandardPaths::DesktopLocation));

//qDebug()<<autoexec;

//QString path="C:\\Users\\shive\\OneDrive\\Desktop\\m.py"; //output .py path

QFile file(path); //create file stream

//open file in write text mode

if(file.open(QIODevice::WriteOnly | QIODevice::Text))

{

//gets file stream

QTextStream stream(&file);

//Write your Functions Custom definition or import staement here

QString import1="import math\n";

QString addFunc="def add(a,b):\n return a+b\n";

QString subFunc="def subtract(a,b):\n return a-b\n";

QString mulFunc="def multiply(a,b):\n return a*b\n";

QString divFunc="def divide(a,b):\n return a/b\n";

QString moduFunc="def modulo(a,b):\n return a%b\n";

//If your function node is used write your definition to file

if(s.indexOf("math")>=0)

stream<<import1<<endl;

if(s.indexOf("add")>=0)

stream<<addFunc<<endl;

if(s.indexOf("subtract")>=0)

stream<<subFunc<<endl;

if(s.indexOf("multiply")>=0)

stream<<mulFunc<<endl;

if(s.indexOf("divide")>=0)

stream<<divFunc<<endl;

if(s.indexOf("modulo")>=0)

stream<<moduFunc<<endl;

stream<<"\n"<<s<<endl;

}

//close file

file.close();

//Create Process

QProcess q;

//Supply python file

q.start("python "+path);

//wait for it to finish

q.waitForFinished();

//Read output

QString output(q.readAllStandardOutput());

//if error ie. output is not there

if(output.size()<=0)

{

//send ERR to specify its error

output="ERR";

//read error console

output+=q.readAllStandardError();

}

//send output or error

return output;