常用操作：
print(d.app_list_running())
d.app_stop_all()
d.press("home")
其中home和替换成：
home
back
left
right
up
down
center
menu
search
enter
delete ( or del)
recent (recent apps)
volume_up
volume_down
volume_mute
camera
power
# d(text="历史记录").drag_to(text="打开新的标签页", duration=0.03) # 此功能每次拖拽时，每次拖拽到的位置都不太一样
d(scrollable=True).scroll.to(text="设置")
# 检索方向。输出可以是 "natural" or "left" or "right" or "upsidedown"
orientation = d.orientation
# WARNING: not pass testing in my TT-M1
# set orientation and freeze rotation 注意这里set_orientation之后，会锁定系统的旋转
# notes: setting "upsidedown" requires Android>=4.3.
d.set_orientation("l") # or "left"
d.set_orientation("r") # or "right"
d.set_orientation("n") # or "natural"
