Kør Python script fra PHP

PHP kode 

 $response = exec("python ../server/search.py 2>&1", $output, $return);
         print_r($output);
         echo $return;

Python kode 

 #!/usr/bin/python
 # python search.py --index index.csv --query queries/103100.png --result-path dataset
 
 # import the necessary packages
 from pyimagesearch.colordescriptor import ColorDescriptor
 from pyimagesearch.searcher import Searcher
 import argparse
 import cv2
 import sys
 
 # construct the argument parser and parse the arguments
 ap = argparse.ArgumentParser()
 ap.add_argument("-i", "--index", required = True,
     help = "Path to where the computed index will be stored")
 ap.add_argument("-q", "--query", required = True,
     help = "Path to the query image")
 ap.add_argument("-r", "--result-path", required = True,
     help = "Path to the result path")
 args = vars(ap.parse_args())
 
 # initialize the image descriptor
 cd = ColorDescriptor((8, 12, 3))
 
 # load the query image and describe it
 query = cv2.imread(args["query"])
 features = cd.describe(query)
 
 # perform the search
 searcher = Searcher(args["index"])
 results = searcher.search(features)
 
 # display the query
 cv2.imshow("Query", query)
 
 # loop over the results
 for (score, resultID) in results:
     # load the result image and display it
     print score
     result = cv2.imread(args["result_path"] + "/" + resultID)
     cv2.imshow("Result", result)
     cv2.waitKey(0)
 
 
 
 sys.stdout.flush()