改善python3.8以下版本的容错

README.md

@@ -76,6 +76,7 @@ qq交流群：577704006（左边二维码） or 点击链接加入群聊[pywxdum
 * 11.增加好友的信息获取
 * 12.备份后的聊天记录，恢复到微信中
 * 13.朋友圈的查看与备份
+* 14.微信存储空间清理，减少微信占用空间
 
 ## 4. 其他
 

doc/UserGuide.md

@@ -69,14 +69,15 @@ python build_exe.py
 
 ```shell script
 wxdump 模式 [参数]
-#  运行模式(mode):
-#    bias      获取微信基址偏移
-#    info      获取微信信息
-#    db_path   获取微信文件夹路径
-#    decrypt   解密微信数据库
-#    dbshow    聊天记录查看
-#    export    聊天记录导出为html
-#    all       获取微信信息，解密微信数据库，查看聊天记录
+#  mode           运行模式:
+#    bias         获取微信基址偏移
+#    info         获取微信信息
+#    db_path      获取微信文件夹路径
+#    decrypt      解密微信数据库
+#    merge        [测试功能]合并微信数据库(MSG.db or MediaMSG.db)
+#    dbshow       聊天记录查看
+#    export       聊天记录导出为html
+#    all          获取微信信息，解密微信数据库，查看聊天记录
 ```
 
 *示例*

pywxdump/__init__.py

@@ -5,13 +5,16 @@
 # Author:       xaoyaoo
 # Date:         2023/10/14
 # -------------------------------------------------------------------------------
-from .wx_info import BiasAddr,read_info, get_wechat_db,encrypt,batch_decrypt,decrypt
-from .wx_info import  merge_copy_db, merge_msg_db, merge_media_msg_db,merge_db
-from .analyzer.db_parsing import read_img_dat, read_emoji, decompress_CompressContent, read_audio_buf, read_audio, parse_xml_string,read_BytesExtra
+from .wx_info import BiasAddr, read_info, get_wechat_db, encrypt, batch_decrypt, decrypt
+from .wx_info import merge_copy_db, merge_msg_db, merge_media_msg_db, merge_db
+from .analyzer.db_parsing import read_img_dat, read_emoji, decompress_CompressContent, read_audio_buf, read_audio, \
+    parse_xml_string, read_BytesExtra
 from .ui import app_show_chat, get_user_list, export
 
-import os,json
+import os, json
 
 VERSION_LIST_PATH = os.path.join(os.path.dirname(__file__), "version_list.json")
 with open(VERSION_LIST_PATH, "r", encoding="utf-8") as f:
     VERSION_LIST = json.load(f)
+
+__version__ = "2.3.23"

pywxdump/cli.py

@@ -10,6 +10,7 @@
 import sys
 
 from pywxdump import *
+import pywxdump
 
 wxdump_ascii = r"""
 ██████╗ ██╗   ██╗██╗    ██╗██╗  ██╗██████╗ ██╗   ██╗███╗   ███╗██████╗ 
@@ -352,19 +353,14 @@ def run(self, args):
             args.filestorage_path = FileStorage_path
             MainShowChatRecords().run(args)
 
-try:
-    import importlib.metadata as importlib
-except ImportError:
-    import importlib_metadata as importlib
-PYWXDUMP_VERSION = importlib.version('pywxdump')
-
+PYWXDUMP_VERSION = pywxdump.__version__
 
 class CustomArgumentParser(argparse.ArgumentParser):
     def format_help(self):
         # 首先显示软件简介
         # 定义软件简介文本并进行格式化
         line_len = 70
-        PYWXDUMP_VERSION = importlib.version('pywxdump')
+        PYWXDUMP_VERSION = pywxdump.__version__
         wxdump_line = '\n'.join([f'\033[36m{line:^{line_len}}\033[0m' for line in wxdump_ascii.split('\n') if line])
         first_line = f'\033[36m{" PyWxDump v" + PYWXDUMP_VERSION + " ":=^{line_len}}\033[0m'
         brief = 'PyWxDump功能：获取账号信息、解密数据库、查看聊天记录、导出聊天记录为html等'
@@ -381,7 +377,7 @@ def format_help(self):
 def console_run():
     # 创建命令行参数解析器
     parser = CustomArgumentParser(formatter_class=argparse.RawTextHelpFormatter)
-    PYWXDUMP_VERSION = importlib.version('pywxdump')
+    PYWXDUMP_VERSION = pywxdump.__version__
     parser.add_argument('-V', '--version', action='version', version=f"PyWxDump v{PYWXDUMP_VERSION}")
 
     # 添加子命令解析器

setup.py

@@ -3,7 +3,14 @@
 with open("README.md", "r", encoding="utf-8") as fh:
     long_description = fh.read()
 
-version = "2.3.22"
+# 读取版本号 pywxdump/__init__.py 中的 __version__
+with open("pywxdump/__init__.py", "r", encoding="utf-8") as f:
+    for line in f.readlines():
+        if line.startswith("__version__"):
+            version = line.split("=")[-1].strip().strip("\"'")
+            break
+    else:
+        raise RuntimeError("version not found")
 
 install_requires = [
     "psutil",