use boolean operation correctly

Author: Delta456

py/selenium/webdriver/chromium/webdriver.py

@@ -51,7 +51,7 @@ def __init__(
             options.binary_location = finder.get_browser_path()
             options.browser_version = None
 
-        self.service.path = finder.get_driver_path() or self.service.env_path()
+        self.service.path = self.service.env_path() or finder.get_driver_path()
         self.service.start()
 
         executor = ChromiumRemoteConnection(

py/selenium/webdriver/firefox/webdriver.py

@@ -58,7 +58,7 @@ def __init__(
             options.binary_location = finder.get_browser_path()
             options.browser_version = None
 
-        self.service.path = finder.get_driver_path() or self.service.env_path()
+        self.service.path = self.service.env_path() or finder.get_driver_path()
         self.service.start()
 
         executor = FirefoxRemoteConnection(

py/selenium/webdriver/ie/webdriver.py

@@ -46,7 +46,7 @@ def __init__(
         self.service = service if service else Service()
         options = options if options else Options()
 
-        self.service.path = DriverFinder(self.service, options).get_driver_path() or self.service.env_path()
+        self.service.path = self.service.env_path() or DriverFinder(self.service, options).get_driver_path()
         self.service.start()
 
         executor = RemoteConnection(

py/selenium/webdriver/safari/webdriver.py

@@ -45,7 +45,7 @@ def __init__(
         self.service = service if service else Service()
         options = options if options else Options()
 
-        self.service.path = DriverFinder(self.service, options).get_driver_path() or self.service.env_path()
+        self.service.path = self.service.env_path() or DriverFinder(self.service, options).get_driver_path()
 
         if not self.service.reuse_service:
             self.service.start()