difflib не находит совпадений в строке с абс. путем у имени файла

#Searching for pictures in nested folders and saving their names into the list pictures +
#Saving the names of items from excel into the ist artikels + 
#Comparing names of pictures with difflib +
#If they match then save into a list results item names, picture names and absolute pathes
 
import os
import openpyxl as xml
import difflib as lib
 
rowNumber = 10
results = []
pictures = []
artikels = []
dict_pics = {} #may be it could work
count = 0
match = 0
total = 0
 
def look_for_pics():
    #Searching for pictures in nested folders
    path = os.getcwd()
 
    for dirpath, dirnames, filenames in os.walk(path):
        for filename in filenames:
            tmp = os.path.join(dirpath, filename)
            if os.stat(tmp).st_size > 0 and ('.png' in tmp or '.jpg' in tmp or '.jpeg' in tmp or '.pdf' in tmp or 'webp' in tmp or 'bmp' in tmp or 'tif' in tmp) :
                #saving their names in a collection
                pictures.append(os.path.basename(tmp)) #it works
                #pictures.append(str(dirpath) + ' ' + str(filename)) #it doesn't work
                #pictures.append(tmp) - it doesn't work
 
    print('Pictures: ', len(pictures))
 
    wb = xml.load_workbook('bildlose_artikel.xlsx')
    sheet = wb['Tabelle1']
    rows = sheet.max_row   
 
    #Saving the names of items from excel into a collection
    for rowCell in sheet['A2':'C'+str(rows)]:
        tmp2 = ''
        for cellObj in rowCell:
            tmp2 += ' ' + str(cellObj.value) 
        artikels.append(tmp2)
 
    print('Artikels: ', len(artikels))
 
    for art in artikels:
        print("Progress: ", str(float('%.2f' % (count/len(artikels)*100))), ' %     Matches: ', str(match))
        splits = str(art).split() #Every item has three columns of description that can help to find a match, numbers, dates, descriptions
        for split in splits:
            found = lib.get_close_matches(split, pictures) #Here we compare every splitted string from descriptions with picture names
            count += 1 
            if len(found) != 0: #sometimes there are similar picture names with different formats like pic.jpg and pic.png
                for f in range(len(found)):
                    match += 1
                    results.append((found[f], art))
                    wb = xml.load_workbook('matches.xlsx')
                    sheet = wb['First scheet']
                    artRow = 'A'+str(match)
                    picRow = 'B'+str(match)
                    pathRow = 'C'+str(match)
                    sheet[artRow].value = str(art)
                    sheet[picRow].value = str(found[f])
                    #sheet[dic_pic].value = str(path_to_matched_pic)
                    wb.save("matches.xlsx")
                    wb.close()
 
    print("Matches: ", len(results))

tmpPic = pictures[pictures.index(found[f])+1]