Image resizer and converter in Python Batch Mode

# Image Resizer/Converter [Batch Mode] from PIL import Image, ImageFilter import sys, os, glob n = len(sys.argv) if n < 2 or n > 6: usage = "USAGE:\n" usage += "[python] ImageResizerBatchMode.py" usage += " [Path]InputImageFileName" usage += " [Width] [Height] [Method] [Filter]\n" usage += "[]: optional argument!\n" usage += "Method: NEAREST(Default)/BILINEAR/BICUBIC/ANTIALIAS\n" usage += "Filter: BLUR/CONTOUR/DETAIL/EDGE_ENHANCE/EDGE_ENHANCE_MORE" usage += "/EMBOSS/FIND_EDGES/SMOOTH/SMOOTH_MORE/SHARPEN\n" usage += "Use quotes if file paths/names contain spaces!\n" usage += "InputImageFileName can contain wildcards (*/?)!" print usage os._exit(1) # sys.exit() if n > 1: inputImageFilePath = sys.argv[1] width = 0 if n > 2: width = int(sys.argv[2]) # in pixels height = 0 if n > 3: height = int(sys.argv[3]) # in pixels method = "" if n > 4: method = sys.argv[4].upper() imgFilter = "" if n > 5: imgFilter = sys.argv[5].upper() fileList = glob.glob(inputImageFilePath) for filePath in fileList: image = Image.open(filePath) (imgWidth, imgHeight) = image.size if width == 0: imWidth = imgWidth else: imWidth = width if height == 0: imHeight = imgHeight else: imHeight = height if method == "NEAREST": image = image.resize((imWidth, imHeight), Image.NEAREST) elif method == "BILINEAR": image = image.resize((imWidth, imHeight), Image.BILINEAR) elif method == "BICUBIC": image = image.resize((imWidth, imHeight), Image.BICUBIC) elif method == "ANTIALIAS": image = image.resize((imWidth, imHeight), Image.ANTIALIAS) else: image = image.resize((imWidth, imHeight)) if imgFilter == "BLUR": image = image.filter(ImageFilter.BLUR) if imgFilter == "CONTOUR": image = image.filter(ImageFilter.CONTOUR) if imgFilter == "DETAIL": image = image.filter(ImageFilter.DETAIL) if imgFilter == "EDGE_ENHANCE": image = image.filter(ImageFilter.EDGE_ENHANCE) if imgFilter == "EDGE_ENHANCE_MORE": image = image.filter(ImageFilter.EDGE_ENHANCE_MORE) if imgFilter == "EMBOSS": image = image.filter(ImageFilter.EMBOSS) if imgFilter == "FIND_EDGES": image = image.filter(ImageFilter.FIND_EDGES) if imgFilter == "SMOOTH": image = image.filter(ImageFilter.SMOOTH) if imgFilter == "SMOOTH_MORE": image = image.filter(ImageFilter.SMOOTH_MORE) if imgFilter == "SHARPEN": image = image.filter(ImageFilter.SHARPEN) image.save(filePath)