music launcher

# BY: AMIR NAGHAVI
                                              # olempico@gmail.com
"""
this program is made for playing music tracks in a directory and it's subdirectories
with user permission.
it works roughly random but not at whole.
you can modify it's suflst list to play and launch any program with permitted suffix you want.
"""
 
import os
from re import findall
from random import randint
# -------------------------------------------
class shufle_launch(object):
    def __init__(self,add='C:\Music'):
        "add is directory path, self.c is counter look at run(),and lst is for temporary songs go to run() and play()"
        self.add=add  #address
        self.c=0
        self.lst=[] #for collecting music paths
    # -------------------------------------------
    def search(self,add,music):   # to search in musics add:directory path,music:search key
        for item in os.listdir(add):
            path=os.path.join(add,item)
            if os.path.isfile(path):
                ppath=path.split('\\')  #in windows, python separates paths with"\\"
                if path.find(music)!=-1:
                    print 'do u want to play %s'%(ppath[-2],ppath[-1])
                    f=raw_input('')
                    if f=='y':
                        os.startfile(path)
 
 
    # ----------------------------------------------------   # to undrstand easier  
    def play(self,l):   # l is the list of music paths                                    # first review run() then play()
        while True:
            pnum=randint(0,len(l)) # play number
            try: # ------------- try/except block----
                print l[pnum]
                a=raw_input('y for play or q for quit or to search enter s: ')
                if a=='s':
                    m=raw_input('enter the music name: ')
                    self.search(self.add,m)
                if a=='q':
                    print 'return'
                    exit()
                if a=='y':
                    os.startfile(l[pnum])
                    print 'mow playing',os.path.basename(l[pnum])
                    l.pop(pnum)
                    raw_input('')
                else:
                    l.pop(pnum)
            except: # -------------- try/except block----
                print "can't play",os.path.basename(l[pnum])
                l.pop(pnum)
                pass
            if len(l)==0:
                return
     # -------------------------------------------------------------------------       
    def run(self):  # literate through file paths in a directory and it's subdirectories
        for item in os.listdir(self.add):
            path=os.path.join(self.add,item)  #making absolute path
            suflst=['mp3','wav','aac','flac','wma','ogg'] # for playing just music- you can add your suffix to it
            try:
                suf=findall('.*[.]{1}([a-zA-Z0-9]{2,4})',path)[0] #extracting suffix such as MP3
            except:
                pass
            try:
                if os.path.isfile(path) and len(suf)>0 and (suf.lower() in suflst):
                    self.c+=1
                    self.lst.append(path)
                    if self.c%30==0: # every times that self.lst has 30 member we wood run play fun()^^^
                        self.play(self.lst) #and make lst emty.^^^
                        self.lst=[]
            except:
                pass
            if os.path.isdir(path):  # going through subdirectories^^^
                   shufle_launch(path).run()
 
 
# ------>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
                                               #END#
# ------>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
if __name__=="__main__":
    shufle_launch('\Music').run()