title: Communication between python and C
body: <p>I have a command line program developed in c. Lets say, i have a parser written in C. Now i am developing a project with gui in python and i need that parser for python project. In c we can invoke a system call and redirect the output to system.out or a file. Is there are any way to do this python? I have both code and executable file of c program. Thanks in advance. </p>