training repetitions cretor (python)

python repetionces.py

import glob
from moviepy.video.io.ffmpeg_tools import ffmpeg_extract_subclip
#import ffmpeg
import sys
from pydub import AudioSegment, effects  
import os, random

name="3x3m x3rec, 3x5m x3rec, 2x8m x4rec"
dir_high='d://mp3//repe//mp3_high'
dir_low='d://mp3//repe//mp3_low'

#file1='01  Lady GaGa - Just Dance [Ft. Colby Odonis].mp3'
#file2='06-linkin_park-robot_boy.mp3'

dir_out='d://mp3//repe//result//'
file_out=dir_out+name
start_high_mp3='d://mp3//repe//start_high.mp3'
start_low_mp3 ='d://mp3//repe//start_low.mp3'

mp3_usados=[]

def audio_duration (file):
    audio = AudioSegment.from_mp3(file)
    audio_duration_seconds = (len(audio) / 1000.0)
    return (audio_duration_seconds)

def pick(dir): 
    added=False
    while (added==False) :
        random_file=dir+'\\'+random.choice(os.listdir(dir))
        if random_file not in mp3_usados:
            mp3_usados.append(random_file)
            added=True
        else:
            print ("buscando mp3 no repetido.")
 
    return random_file

def create_audio(dir,seconds,file_out,start_mp3):
    audio_duration=0
    audio1 = AudioSegment.from_mp3(start_mp3) # 1 sggundo mp3
    while audio_duration < seconds:
        file2=pick(dir)
        audio2=AudioSegment.from_mp3(file2)
        res = (audio1 +  audio2)
        res.export('tmp.mp3', format='mp3')
        tmp= AudioSegment.from_mp3('tmp.mp3')
        audio_duration = (len(tmp) / 1000.0)
        audio1 = AudioSegment.from_mp3('tmp.mp3') # sumado

    print ("escribiendo "+file_out)
    ffmpeg_extract_subclip('tmp.mp3', 0, seconds, targetname="~tmp.mp3")
    
    #normaliza
    sound = AudioSegment.from_mp3('~tmp.mp3')  
    normalizedsound = effects.normalize(sound)  
    normalizedsound.export(file_out, format='mp3')

#serie 1
time=180    # 3'
time_r=180  # 3'r
create_audio(dir_high,time,  '~audio1_1.mp3','start//3go.mp3')
create_audio(dir_low ,time_r,'~audio1_1r.mp3','start//3r.mp3')
create_audio(dir_high,time,  '~audio1_2.mp3','start//3.mp3')
create_audio(dir_low ,time_r,'~audio1_2r.mp3','start//3r.mp3')
create_audio(dir_high,time,  '~audio1_3.mp3','start//3.mp3')
create_audio(dir_low ,time_r,'~audio1_3r.mp3','start//3r.mp3')

#serie 2
time=300   # 5'
time_r=180 # 3'r
create_audio(dir_high,time,  '~audio2_1.mp3','start//5.mp3')
create_audio(dir_low ,time_r,'~audio2_1r.mp3','start//3r.mp3')
create_audio(dir_high,time,  '~audio2_2.mp3','start//5.mp3')
create_audio(dir_low ,time_r,'~audio2_2r.mp3','start//3r.mp3')
create_audio(dir_high,time,  '~audio2_3.mp3','start//5.mp3')
create_audio(dir_low ,time_r,'~audio2_3r.mp3','start//3r.mp3')

#serie 3
time=480   # 8'
time_r=240 # 4'r
create_audio(dir_high,time,  '~audio3_1.mp3','start//8.mp3')
create_audio(dir_low ,time_r,'~audio3_1r.mp3','start//4r.mp3')
create_audio(dir_high,time,  '~audio3_2.mp3','start//8.mp3')
create_audio(dir_low ,time_r,'~audio3_2r.mp3','start//4r.mp3')
#create_audio(dir_high,time, '~audio3_3.mp3',start_high_mp3)
#create_audio(dir_low ,time_r,'~audio2_3r.mp3',start_low_mp3)

#concatena audios

#serie 1:
audio1_1=AudioSegment.from_mp3 ('~audio1_1.mp3')
audio1_2=AudioSegment.from_mp3 ('~audio1_2.mp3')
audio1_3=AudioSegment.from_mp3 ('~audio1_3.mp3')
audio1_1r=AudioSegment.from_mp3('~audio1_1r.mp3')
audio1_2r=AudioSegment.from_mp3('~audio1_2r.mp3')
audio1_3r=AudioSegment.from_mp3('~audio1_3r.mp3')

#serie2
audio2_1=AudioSegment.from_mp3 ('~audio2_1.mp3')
audio2_2=AudioSegment.from_mp3 ('~audio2_2.mp3')
audio2_3=AudioSegment.from_mp3 ('~audio2_3.mp3')
audio2_1r=AudioSegment.from_mp3('~audio2_1r.mp3')
audio2_2r=AudioSegment.from_mp3('~audio2_2r.mp3')
audio2_3r=AudioSegment.from_mp3('~audio2_3r.mp3')

#serie3
audio3_1=AudioSegment.from_mp3 ('~audio3_1.mp3')
audio3_2=AudioSegment.from_mp3 ('~audio3_2.mp3')
#audio3_3=AudioSegment.from_mp3 ('~audio3_3.mp3')
audio3_1r=AudioSegment.from_mp3('~audio3_1r.mp3')
audio3_2r=AudioSegment.from_mp3('~audio3_2r.mp3')
#audio3_3r=AudioSegment.from_mp3('~audio3_3r.mp3')

audio_fin=AudioSegment.from_mp3('start//listo.mp3')

print ( "creando "+file_out +'.mp3')
res = (audio1_1 +  audio1_1r + audio1_2+audio1_2r+audio1_3+audio1_3r+ audio2_1 +  audio2_1r + audio2_2+audio2_2r+audio2_3+audio1_3r  + audio3_1 +  audio3_1r + audio3_2+audio3_2r+audio_fin )
res.export(file_out+'.mp3', format='mp3')

#file2=pick(dir_high,180)
#file3=pick(dir_high,180)
#print ("file1: "+file1)

print ("mp3 usados:")
print(mp3_usados)

#log
file = open(dir_out+'mp3.txt', 'w') 
for line in mp3_usados:
     line=line.replace("//","/")
     line=line.replace('d:/mp3/repe/mp3_','')
     file.write(line)
     file.write("\n")
file.close() 

for fl in glob.glob('~*.mp3'):
    os.remove(fl)
sys.exit()