environment/lib/python2.7/site-packages/IPython/external/pexpect/_pexpect.py
def close (self, force=True):   # File-like object.

        """This closes the connection with the child application. Note that
        calling close() more than once is valid. This emulates standard Python
        behavior with files. Set force to True if you want to make sure that
        the child is terminated (SIGKILL is sent if the child ignores SIGHUP
        and SIGINT). """

        if not self.closed:
            self.flush()
            os.close (self.child_fd)
            time.sleep(self.delayafterclose) # Give kernel time to update process status.
            if self.isalive():
                if not self.terminate(force):
                    raise ExceptionPexpect ('close() could not terminate the child using terminate()')
            self.child_fd = -1
            self.closed = True
def close (self, force=True):   # File-like object.

        """This closes the connection with the child application. Note that
        calling close() more than once is valid. This emulates standard Python
        behavior with files. Set force to True if you want to make sure that
        the child is terminated (SIGKILL is sent if the child ignores SIGHUP
        and SIGINT). """

        if not self.closed:
            self.flush()
            os.close (self.child_fd)
            time.sleep(self.delayafterclose) # Give kernel time to update process status.
            if self.isalive():
                if not self.terminate(force):
                    raise ExceptionPexpect ('close() could not terminate the child using terminate()')
            self.child_fd = -1
            self.closed = True
def close ( self , force = True ) : # File-like object. if not self . closed : self . flush ( ) os . close ( self . child_fd ) time . sleep ( self . delayafterclose ) # Give kernel time to update process status. if self . isalive ( ) : if not self . terminate ( force ) : raise ExceptionPexpect ( 'close() could not terminate the child using terminate()' ) self . child_fd = - 1 self . closed = True
This closes the connection with the child application. Note that
        calling close() more than once is valid. This emulates standard Python
        behavior with files. Set force to True if you want to make sure that
        the child is terminated (SIGKILL is sent if the child ignores SIGHUP
        and SIGINT).
This closes the connection with the child application . Note that calling close () more than once is valid . This emulates standard Python behavior with files . Set force to True if you want to make sure that the child is terminated ( SIGKILL is sent if the child ignores SIGHUP and SIGINT ) .