[py]: Types and docs for webkitgtk.service and additional args for …

…consistency

py/selenium/webdriver/webkitgtk/service.py

@@ -22,21 +22,27 @@
 
 
 class Service(service.Service):
-    """
-    Object that manages the starting and stopping of the WebKitGTKDriver
-    """
+    """A Service class that is responsible for the starting and stopping
+    of `WPEWebDriver`.
 
-    def __init__(self, executable_path: str = DEFAULT_EXECUTABLE_PATH, port=0, log_path=None):
-        """
-        Creates a new instance of the Service
+    :param executable_path: install path of the WebKitWebDriver executable, defaults to `WebKitWebDriver`.
+    :param port: Port for the service to run on, defaults to 0 where the operating system will decide.
+    :param service_args: (Optional) Sequence of args to be passed to the subprocess when launching the executable.
+    :param log_path: (Optional) String to be passed to the executable as `--log-path`.
+    :param env: (Optional) Mapping of environment variables for the new process, defaults to `os.environ`.
+    """
 
-        :Args:
-         - executable_path : Path to the WebKitGTKDriver
-         - port : Port the service is running on
-         - log_path : Path for the WebKitGTKDriver service to log to
-        """
+    def __init__(
+        self,
+        executable_path: str = DEFAULT_EXECUTABLE_PATH,
+        port: int = 0,
+        log_path: typing.Optional[str] = None,
+        service_args: typing.Optional[typing.Sequence[str]] = None,
+        env: typing.Optional[typing.Mapping[str, str]] = None,
+    ):
+        self.service_args = service_args or []
         log_file = open(log_path, "wb") if log_path else None
-        super().__init__(executable_path, port, log_file)
+        super().__init__(executable=executable_path, port=port, log_file=log_file, env=env)
 
     def command_line_args(self) -> typing.List[str]:
-        return ["-p", f"{self.port}"]
+        return ["-p", f"{self.port}"] + self.service_args