标准

demo.py

@@ -1,21 +0,0 @@
-import pymysql
-import pymysql.cursors
-from dotenv import dotenv_values
-from pprint import pprint
-
-config = dotenv_values(".env")
-conn = pymysql.connect(host=config['MYSQL_HOST'], user=config['MYSQL_USER'], password=config['MYSQL_PASSWORD'], database=config['MYSQL_NAME'], cursorclass=pymysql.cursors.DictCursor)
-cursor = conn.cursor()
-cursor.execute("SELECT * FROM web_images WHERE id=1436682 LIMIT 5")
-
-# 获取查询结果
-rows = cursor.fetchall()
-for row in rows:
-    # 格式化打印
-    pprint(row)
-
-
-
-# 关闭游标和连接
-cursor.close()
-conn.close()

main.py

@@ -3,65 +3,17 @@
 import io
 import requests
 import oss2
-import plyvel
-
-from PIL import Image, ImageFile
-from pprint import pprint
-from dotenv import dotenv_values
-
-ImageFile.LOAD_TRUNCATED_IMAGES = True
-
-config = dotenv_values(".env")
-db = plyvel.DB('database', create_if_missing=True)
-
-'''
-# 写入一个键值对
-db.put(b'key', b'value')
-# 获取一个键的值
-value = db.get(b'key')
-# 删除一个键值对
-db.delete(b'key')
-# 批量写入
-with db.write_batch() as wb:
-    for i in range(10000):
-        wb.put(b'key' + str(i).encode(), b'value' + str(i).encode())
-# 迭代数据库中的所有键值对
-for key, value in db:
-    print(key, value)
-# 关闭数据库
-db.close()
-'''
-
-# 下载图片(使用OSS下载)
-def download_image(url:str) -> Image.Image:
-    if url.startswith('http://image.gameuiux.cn/') or url.startswith('https://image.gameuiux.cn/'):
-        try:
-            url = url.replace('http://image.gameuiux.cn/', '').replace('https://image.gameuiux.cn/', '')
-            oss2.defaults.connection_pool_size = 100
-            oss_auth = oss2.Auth(config['OSS_ACCESS_KEY_ID'], config['OSS_ACCESS_KEY_SECRET'])
-            return Image.open(io.BytesIO(oss2.Bucket(oss_auth, f'http://{config["OSS_HOST"]}', config['OSS_BUCKET_NAME']).get_object(url).read()))
-        except Exception:
-            print('图片从OSS下载失败:', url)
-            return None
-    else:
-        try:
-            response = requests.get(url)
-            return Image.open(io.BytesIO(response.content))
-        except Exception:
-            print('图片从URL下载失败:', url)
-            return None
-
 import pymysql
-import pymysql.cursors
 import cnocr
 import json
 import numpy as np
+from PIL import Image, ImageFile
+from dotenv import dotenv_values
+from elasticsearch import Elasticsearch
 
-# 打开 mysql
-ocr = cnocr.CnOcr(rec_model_name='ch_PP-OCRv3')
-conn = pymysql.connect(host=config['MYSQL_HOST'], user=config['MYSQL_USER'], password=config['MYSQL_PASSWORD'], database=config['MYSQL_NAME'], cursorclass=pymysql.cursors.DictCursor)
-cursor = conn.cursor()
-cursor.execute("SELECT id, content FROM web_images LIMIT 5")
+ImageFile.LOAD_TRUNCATED_IMAGES = True
+config = dotenv_values(".env")
+oss2.defaults.connection_pool_size = 100
 
 class MyEncoder(json.JSONEncoder):
     def default(self, obj):
@@ -71,35 +23,45 @@ class MyEncoder(json.JSONEncoder):
             return obj.astype(int).tolist()
         return super(MyEncoder, self).default(obj)
 
-dataset = []
+def download_image(url:str) -> Image.Image:
+    try:
+        if url.startswith('http://image.gameuiux.cn/') or url.startswith('https://image.gameuiux.cn/'):
+            url = url.replace('http://image.gameuiux.cn/', '').replace('https://image.gameuiux.cn/', '')
+            oss_auth = oss2.Auth(config['OSS_ACCESS_KEY_ID'], config['OSS_ACCESS_KEY_SECRET'])
+            return Image.open(io.BytesIO(oss2.Bucket(oss_auth, f'http://{config["OSS_HOST"]}', config['OSS_BUCKET_NAME']).get_object(url).read()))
+        else:
+            response = requests.get(url)
+            return Image.open(io.BytesIO(response.content))
+    except Exception:
+        print(f'图片从{url}下载失败')
+        return None
 
-# 获取查询结果(跳过下载失败的)
-for item in cursor.fetchall():
-    image = download_image(item['content'])
-    if image is None:
-        continue
-    # 将只包含那些非空非纯数字且长度大于1的'text'值
-    out = ocr.ocr(image)
-    out = [x for x in out if x['text'] and not x['text'].isdigit() and len(x['text']) > 1]
-    #print(item['id'], json.dumps(out, ensure_ascii=False, cls=MyEncoder))
-    dataset.append({
-        'id': item['id'],
-        'content': json.dumps(out, ensure_ascii=False, cls=MyEncoder)
-    })
-    
-    #texts = [x['text'] for x in out if x['text'] and not x['text'].isdigit() and len(x['text']) > 1]
-    #print(item['id'], texts)
+def connect_to_mysql():
+    return pymysql.connect(host=config['MYSQL_HOST'], user=config['MYSQL_USER'], password=config['MYSQL_PASSWORD'], database=config['MYSQL_NAME'], cursorclass=pymysql.cursors.SSDictCursor)
 
-    # 将结果存入 leveldb
-    # db.put(str(row['id']).encode(), ','.join(texts).encode())
+def save_text(conn, id:int, text:str):
+    with conn.cursor() as cursor:
+        cursor.execute("UPDATE web_images SET text = %s WHERE id = %s", (text, id))
 
-print(dataset)
+def process_images(conn, ocr, es):
+    with conn.cursor(pymysql.cursors.SSCursor) as cursor:
+        cursor.execute("SELECT id, content, text FROM web_images WHERE text!='' LIMIT 10")
+        for id, content, text in cursor.fetchall():
+            image = download_image(content)
+            if image is None:
+                continue
+            item = [x for x in ocr.ocr(image) if x['text'] and not x['text'].isdigit() and len(x['text']) > 1]
+            save_text(conn, id, json.dumps(item, ensure_ascii=False, cls=MyEncoder))
+            texts = ' '.join([x['text'] for x in item])
+            es.index(index='web_images', id=id, body={'content': texts})
 
-# 关闭游标和连接
-cursor.close()
-conn.close()
+def main():
+    es = Elasticsearch(config['ELASTICSEARCH_HOST'], basic_auth=(config['ELASTICSEARCH_USERNAME'], config['ELASTICSEARCH_PASSWORD']), verify_certs=False)
+    if not es.indices.exists(index='web_images'):
+        es.indices.create(index='web_images')
+    ocr = cnocr.CnOcr(rec_model_name='ch_PP-OCRv3')
+    conn = connect_to_mysql()
+    process_images(conn, ocr, es)
 
-# 关闭数据库
-db.close()
-
-print('Done')
+if __name__ == "__main__":
+    main()