借助于AI工具來實現驗證碼識別，內含python3示例
驗證碼識別得場景十分常見
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本次測試得驗證碼主要有兩種
1. 無干擾得純數字驗證碼
2. 有干擾得數字加字母驗證碼
1. 百度AI大腦
ai.baidu/tech/ocr/general
下邊我用python3來示例在
console.bce.baidu/ai/?fromai=1#/ai/ocr/app/list
這里新建應用
記錄appid, apikey, secret key
復制代碼 隱藏代碼import requests import base64import shortuuidfrom pprint import pprint#填上自己得app 信息appid = ""key = ""secret = ""def Token(): host = 'aip.baidubce/oauth/2.0/token?grant_type=client_credentials&client_id={}&client_secret={}'.format(key, secret) response = requests.get(host) # if response: # pprint(response.json()) return response.json()['access_token']token = Token()request_url = "aip.baidubce/rest/2.0/ocr/v1/general_basic"f = open('./code/code.png', 'rb')img = base64.b64encode(f.read())params = {"image":img,"language_type":"CHN_ENG"}# access_token = '[調用鑒權接口獲取得token]'request_url = request_url + "?access_token=" + tokenheaders = {'content-type': 'application/x-www-form-urlencoded'}response = requests.post(request_url, data=params, headers=headers)pprint (response.json())
2 騰訊AI
ai.qq/product/ocr.shtml#common
騰訊ocr示例在這里新建應用
ai.qq/console/application/create-app
記錄以上app信息 APP_，APP_Key
復制代碼 隱藏代碼import base64, hashlib, json, random, string, timefrom urllib import parseimport requestsfrom pprint import pprint# 填寫app信息app_id = ""app_key = ""def GetAccessToken(formdata, app_key): dic = sorted(formdata.items(), key=lambda d: d[0]) sign = parse.urlencode(dic) + '&app_key=' + app_key m = hashlib.md5() m.update(sign.encode('utf8')) return m.hexdigest().upper()def RecogniseGeneral(app_id, time_stamp, nonce_str, image, app_key): host = 'api.ai.qq/fcgi-bin/ocr/ocr_generalocr' formdata = {'app_id': app_id, 'time_stamp': time_stamp, 'nonce_str': nonce_str, 'image': image} app_key = app_key sign = GetAccessToken(formdata=formdata, app_key=app_key) formdata['sign'] = sign try: r = requests.post(url=host, data=formdata, timeout=20) except requests.exceptions.ReadTimeout: r = requests.post(url=host, data=formdata, timeout=20) if (r.status_code == 200): return r.json() else: print(r.text)def Recognise(img_path): with open(file=img_path, mode='rb') as file: base64_data = base64.b64encode(file.read()) nonce = ''.join(random.sample(string.digits + string.ascii_letters, 32)) stamp = int(time.time()) recognise = RecogniseGeneral(app_id=app_id, time_stamp=stamp, nonce_str=nonce, image=base64_data, app_key=app_key) # for k, v in recognise.items(): # print(k, v) return recogniseimg_path = "./code/code.png"response = Recognise(img_path)pprint(response)code = response['data']['item_list'][0]['itemstring'].replace(" ", "")print(code)
