本文整理汇总了Python中playlist.Playlist.clear方法的典型用法代码示例。如果您正苦于以下问题：Python Playlist.clear方法的具体用法？Python Playlist.clear怎么用？Python Playlist.clear使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类playlist.Playlist的用法示例。
在下文中一共展示了Playlist.clear方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
# 需要导入模块: from playlist import Playlist [as 别名]
# 或者: from playlist.Playlist import clear [as 别名]
class MusicPlayer:
cmd = ['mpg321','-R','RPi']
volume = 0 #Specified in gain dB
def __init__(self):
self.init = True
self.prun = False
self.perror = 0
self.errorlog = []
self.first_out = ("","","","")
self.current_out =("","","","")
self.playing = False
self.playlist = Playlist()
self.adjustVolume(0)
def openPlayer(self):
if not(self.prun):
self.p = Popen(MusicPlayer.cmd,stdin=PIPE,stdout=PIPE,stderr=STDOUT)
self.prun = True
self.pout = Thread(target=self.readoutput)
self.pout.daemon = True
self.pout.start()
return "Opened player"
else:
return "Player already open"
def stopPlayer(self):
if (self.prun):
self.prun = False
self.send("QUIT")
self.p.terminate()
self.p.wait()
return "Stopped player"
else:
return "Player not running"
def adjustVolume(self,adjust):
try:
MusicPlayer.volume = max(-100,min(0,MusicPlayer.volume+int(adjust)))
except TypeError:
return "[Error] Adjustment is not a number"
finally:
call(["amixer","-q","set","PCM","--",str(MusicPlayer.volume)+"dB"])
return "Set volume to %s" % str(MusicPlayer.volume)+"dB"
def send(self,mesg):
self.p.stdin.write(mesg + "\n")
self.p.stdin.flush()
def readoutput(self):
while self.prun:
get_output = self.p.stdout.readline().strip("\n").split(" ")
if get_output[0] == "@S":
new_load = True
elif get_output[0] == "@P":
if get_output[1] == "3":
self.next()
elif get_output[0] == "@E":
self.perror += 1
self.errorlog.append(" ".join(get_output[1:]))
if self.perror > 10:
for item in self.errorlog: print("ERRORLOG: %s" % item)
self.quit()
elif get_output[0] == "@F":
if new_load:
self.first_out = (get_output[1],get_output[2],get_output[3],get_output[4])
new_load = False
else:
self.current_out = (get_output[1],get_output[2],get_output[3],get_output[4])
def quit(self):
self.stopPlayer()
self.init = False
return "Quiting..."
def user_input(self,user_in):
if user_in[0] == "QUIT":
return self.quit()
elif user_in[0] == "PLAYLIST":
try:
if user_in[1] == "LENGTH":
return "Length: %d" % self.playlist.len()
elif user_in[1] == "FILEADD":
if 1 <= len(user_in[2:]) <= 4:
self.playlist.add(PlaylistItem(*user_in[2:]))
return "Adding..." #NEEDS EXIT SPECIFICATION
else:
return "[ADD] Incorrect number of arguments!"
elif user_in[1] == "DIRADD":
if len(user_in[2:]) == 1:
return self.playlist.add_dir(user_in[2])
else:
return "[DIRADD] Incorrect number of arguments!"
elif user_in[1] == "SHOW":
return self.playlist.show()
elif user_in[1] == "CLEAR":
return self.playlist.clear()
elif user_in[1] == "SHUFFLE":
self.playlist.randomize()
if self.playing:
#.........这里部分代码省略.........