def imagesInDirToStrings(dir): files = Helpers.getFilesByExtFromDir(dir, ".png") i, texts = 1, [] for fileName in files: image = OCR.getFilteredImage(os.path.join(dir, fileName)) lines = OCR.imageToStringArray(image) texts.append(lines) Helpers.progressBar(str(i) + "/" + str(len(files)), i, len(files)) i += 1 print "" return texts