refactor: simplify driver init wait; clarify TMWebDriver master error msg

TMWebDriver.py

@@ -245,7 +245,7 @@ class TMWebDriver:
     def _remote_cmd(self, cmd):
         try: return requests.post(self.remote, headers={"Content-Type": "application/json"}, json=cmd, timeout=30).json()
         except (ConnectionError, requests.exceptions.ConnectionError):
-            raise ConnectionError("TMWebDriver master未运行，看tmwebdriver_sop启动master")
+            raise ConnectionError("TMWebDriver master未运行，看tmwebdriver_sop后台启动一个TMWebDriver")
 
     def get_all_sessions(self):  
         if self.is_remote:

ga.py

@@ -108,14 +108,11 @@ def first_init_driver():
     global driver
     from TMWebDriver import TMWebDriver
     driver = TMWebDriver()
-    for i in range(20):
-        time.sleep(1)
+    for i in range(7):
+        time.sleep(2)
         sess = driver.get_all_sessions()
         if len(sess) > 0: break
-    if len(sess) == 0: return 
-    if len(sess) == 1: 
-        #driver.newtab()
-        time.sleep(3)
+        if i == 4: os.startfile("https://example.com")
 
 def web_scan(tabs_only=False, switch_tab_id=None, text_only=False, maxlen=35000):
     """获取当前页面的简化HTML内容和标签页列表。注意：简化过程会过滤边栏、浮动元素等非主体内容。