Python client: sleep depending on the number of attempts to check if …

…the service has started (#13321)

sleep depending on the number of attempts to check if the service has started (0.01-0.5)

Co-authored-by: Diego Molina <diemol@users.noreply.github.com>

py/selenium/webdriver/common/service.py

@@ -102,10 +102,10 @@ def start(self) -> None:
             self.assert_process_still_running()
             if self.is_connectable():
                 break
-
+            # sleep increasing: 0.01, 0.06, 0.11, 0.16, 0.21, 0.26, 0.31, 0.36, 0.41, 0.46, 0.5
+            sleep(min(0.01 + 0.05 * count, 0.5))
             count += 1
-            sleep(0.5)
-            if count == 60:
+            if count == 70:
                 raise WebDriverException(f"Can not connect to the Service {self._path}")
 
     def assert_process_still_running(self) -> None: