Scrape Google Images with Python and SerpApi web scraping library

scrape-google-images-python-serpapi.py

def serpapi_get_google_images():
    image_results = []
    
    for query in ["Coffee", "boat", "skyrim", "minecraft"]:
    
        # search query parameters
        params = {
            "engine": "google",               # search engine. Google, Bing, Yahoo, Naver, Baidu...
            "q": query,                       # search query
            "tbm": "isch",                    # image results
            "num": "100",                     # number of images per page
            "ijn": 0,                         # page number: 0 -> first page, 1 -> second...
            "api_key": os.getenv("API_KEY")   # your serpapi api key
            # other query parameters: hl (lang), gl (country), etc  
        }
        
        search = GoogleSearch(params)         # where data extraction happens
        
        images_is_present = True
        while images_is_present:
            results = search.get_dict()       # JSON -> Python dictionary
            
            # checks for "Google hasn't returned any results for this query."
            if "error" not in results:
                for image in results["images_results"]:
                    if image["original"] not in image_results:
                        image_results.append(image["original"])
                        
                # update to the next page
                params["ijn"] += 1
            else:
                print(results["error"])
                images_is_present = False
                
                
    # -----------------------
    # Downloading images
    for index, image in enumerate(results["images_results"], start=1):
        print(f"Downloading {index} image...")
        opener=urllib.request.build_opener()
        opener.addheaders=[("User-Agent","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36")]
       
        urllib.request.install_opener(opener)
        urllib.request.urlretrieve(image["original"], f"SerpApi_Images/original_size_img_{index}.jpg")
        
    print(json.dumps(image_results, indent=2))
    print(len(image_results))