def readPlaylistFromDB():
playlistDict = {}
effectivePlaylist = DBProcess.getEffectivePlaylist()
for pid in effectivePlaylist.keys():
pList = Playlist(pid,effectivePlaylist[pid])
playlistDict[pid] = pList
print 'Thare are %d playlist have been read.' % len(playlistDict)
return playlistDict
def writePlaylistsToFile():
filename = "txt/playlists.txt"
if os.path.exists(filename):
print '%s is existing......' % filename
return
else:
print 'Begin to write playlists......'
pFile = open(filename,"w")
effectivePlaylist = DBProcess.getEffectivePlaylist()
for pid in effectivePlaylist.keys():
pList = effectivePlaylist[pid]
content = "%d:" % pid
count = len(pList)
for i in range(0,count-1):
content = "%s%d," % (content,pList[i])
content = "%s%d" % (content,pList[count-1])
pFile.write(content+'\n')
pFile.close()
print 'End of writing playlists......'
