'Prepare the session after the connection has been established.
Procurve uses - \'Press any key to continue\''

def session_preparation(self):

    delay_factor = self.select_delay_factor(delay_factor=0)
    output = u''
    count = 1
    while (count <= 30):
        output += self.read_channel()
        if (u'any    key    to    continue' in output):
            self.write_channel(u'\n')
            break
        else:
            time.sleep((0.33 * delay_factor))
        count += 1
    self.write_channel(u'\n')
    self.ansi_escape_codes = True
    self._test_channel_read(pattern=u'[>#]')
    self.set_base_prompt()
    self.disable_paging(command=u'\nno    page\n')
    self.set_terminal_width(command=u'terminal    width    511')
