<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:

def remove(self):
        '''
        Remove the virtual environment completely
        '''
        print 'remove'
        if self.exists():
            print 'cleaning', self.venv
            run('rm -rf {}'.format(self.venv))