add crawling google image

 - 구글에서 이미지를 크롤링 해온다.

-/node_modules/
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+/node_modules/
+/python/model
+/python/chromedriver
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+from selenium import webdriver
+from selenium.webdriver.common.keys import Keys
+import time
+import urllib.request
+import os
+
+# 구글 드라이버를 크롬 버전에 맞게 설치하고 경로를 입력해준다.
+# 이곳에 크롬 드라이버 경로를 입력해주세요.
+
+chromedriver_path = "/Users/kimtaeyoung/Desktop/project/opensource_termproject/2020-02-OSS-TermProject/python/chromedriver"
+
+# 몇개의 파일을 크롤링할지
+crawling_num = 500
+
+# 폴더 생성해주는 함수
+
+def createFolder(directory):
+    try:
+        if not os.path.exists(directory):
+            os.makedirs(directory)
+    except OSError:
+        print ('Error: Creating directory. ' +  directory)
+
+# 크롤링 할 단어들을 받아온다. 
+# 크롤링할 단어는 keywords.txt에 입력하면 된다. 
+
+def get_keywords(keywords_file='python/keywords.txt'):
+        # read search keywords from file
+        with open(keywords_file, 'r', encoding='utf-8-sig') as f:
+            text = f.read()
+            lines = text.split('\n')
+            lines = filter(lambda x: x != '' and x is not None, lines)
+            keywords = sorted(set(lines))
+
+        print('{} keywords found: {}'.format(len(keywords), keywords))
+
+        # re-save sorted keywords
+        with open(keywords_file, 'w+', encoding='utf-8') as f:
+            for keyword in keywords:
+                f.write('{}\n'.format(keyword))
+
+        return keywords
+
+#모델 폴더를 만들어준다. 
+
+createFolder("python/model/")
+
+for i in get_keywords() :
+   
+    driver = webdriver.Chrome(chromedriver_path)
+    driver.get("https://www.google.co.kr/imghp?hl=ko&tab=wi&authuser=0&ogbl")
+    elem = driver.find_element_by_name("q")
+    elem.send_keys(i)
+    elem.send_keys(Keys.RETURN)
+
+    SCROLL_PAUSE_TIME = 1
+    # Get scroll height
+    last_height = driver.execute_script("return document.body.scrollHeight")
+    while True:
+        # Scroll down to bottom
+        driver.execute_script("window.scrollTo(0, document.body.scrollHeight);")
+        # Wait to load page
+        time.sleep(SCROLL_PAUSE_TIME)
+        # Calculate new scroll height and compare with last scroll height
+        new_height = driver.execute_script("return document.body.scrollHeight")
+        if new_height == last_height:
+            try:
+                driver.find_element_by_css_selector(".mye4qd").click()
+            except:
+                break
+        last_height = new_height
+
+    images = driver.find_elements_by_css_selector(".rg_i.Q4LuWd")
+    count = 1
+
+    #폴더가 없다면 폴더를 만들어준다. 
+    createFolder("python/model/"+i)
+
+    for image in images:
+        try:
+            image.click()
+            time.sleep(2)
+            imgUrl = driver.find_element_by_xpath('/html/body/div[2]/c-wiz/div[3]/div[2]/div[3]/div/div/div[3]/div[2]/c-wiz/div[1]/div[1]/div/div[2]/a/img').get_attribute("src")
+            opener=urllib.request.build_opener()
+            opener.addheaders=[('User-Agent','Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1941.0 Safari/537.36')]
+            urllib.request.install_opener(opener)
+            urllib.request.urlretrieve(imgUrl, "python/model/"+i+"/"+str(count) + ".jpg")
+            count = count + 1
+
+            # 크롤링할 개수 설정. 
+            if count > crawling_num:
+                break
+        except:
+            pass
+
+    driver.close()
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+inside background
+person
+with mask

+selenium==3.141.0
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