Method expect_loop

pexpect/expect.py:153–184

Blocking expect

(self, timeout=-1)

        spawn.match_index = None

    def expect_loop(self, timeout=-1):
        """Blocking expect"""
        spawn = self.spawn

        if timeout is not None:
            end_time = time.time() + timeout

        try:
            idx = self.existing_data()
            if idx is not None:
                return idx
            while True:
                # No match at this point
                if (timeout is not None) and (timeout < 0):
                    return self.timeout()
                # Still have time left, so read more data
                incoming = spawn.read_nonblocking(spawn.maxread, timeout)
                if self.spawn.delayafterread is not None:
                    time.sleep(self.spawn.delayafterread)
                idx = self.new_data(incoming)
                # Keep reading until exception or return.
                if idx is not None:
                    return idx
                if timeout is not None:
                    timeout = end_time - time.time()
        except EOF as e:
            return self.eof(e)
        except TIMEOUT as e:
            return self.timeout(e)
        except:
            self.errored()
            raise


class searcher_string(object):