Работа с файлами

import os
import shutil
 
path1 = '/path/to/folder/one/'
path2 = '/path/to/folder/two/'
path3 = '/path/to/folder/three/'
 
f1 = {os.path.basename(x) for x in os.listdir(path1)}
f2 = {os.path.basename(x) for x in os.listdir(path2)}
 
for file in (f1 & f2):
    if any(os.path.getsize(x) == 0 for x in [path1+file, path2+file]) and \
            any(os.path.getsize(x) != 0 for x in [path1+file, path2+file]):
        if os.path.getsize(path1+file) != 0:
            shutil.copy(path1+file, path3+file)
        else:
            shutil.copy(path2+file, path3+file)

import glob
import shutil 
 
inputfiles = 'result_txt\\*.txt'
inputfiles_2 = 'succes\\*txt'
 
def step1(Filename):
    name_1 = Filename[11:25]
    return name_1
def step2(Filename2):
    name_2 = Filename2[7:20]
    return name_2
 
        
def Main():
    for file in glob.glob(inputfiles):
        step1(file)
        for file1 in glob.glob(inputfiles_2):
            step2(file1)
            if step1(file) == step2(file1):
                    shutil.copyfile(r'C:/Users/R/Desktop/forwork/succes/'+str(step2(file1)), r'C:/Users/R/Desktop/forwork/new/'+str(step2(file1)))
    
Main()