perf: 优化pip检测

main.py

@@ -45,24 +45,37 @@ def check_env():
         input("按任意键退出...")
         exit()
 
+    # 检查pip
+    pip_tag = "pip"
+    mm = os.system("pip -V")
+    if mm != 0:
+        mm1 = os.system("pip3 -V")
+        if mm1 != 0:
+            print("未检测到pip, 请安装Python(版本应>=3.9)")
+            input("按任意键退出...")
+            exit()
+        else:
+            pip_tag = "pip3"
+    
+
     if os.path.exists('requirements.txt'):
         pth = 'requirements.txt'
     else:
         pth = 'QQChannelChatGPT'+ os.sep +'requirements.txt'
     print("正在更新三方依赖库...")
-    mm = os.system('pip install -r '+pth)
+    mm = os.system(f'{pip_tag} install -r {pth}')
     if mm == 0:
         print("依赖库安装完毕。")
     else:
         while True:
             res = input("依赖库可能安装失败了。\n如果是报错ValueError: check_hostname requires server_hostname，请尝试先关闭代理后重试。\n输入y回车重试\n输入c回车使用国内镜像源下载\n输入其他按键回车继续往下执行。")
             if res == "y":
-                mm = os.system('pip install -r '+pth)
+                mm = os.system(f'{pip_tag} install -r {pth}')
                 if mm == 0:
                     print("依赖库安装完毕。")
                     break
             elif res == "c":
-                mm = os.system(f'pip install -r {pth} -i https://mirrors.aliyun.com/pypi/simple/')
+                mm = os.system(f'{pip_tag} install -r {pth} -i https://mirrors.aliyun.com/pypi/simple/')
                 if mm == 0:
                     print("依赖库安装完毕。")
                     break