Run google search only if called directly

samples/test_google_search.py

@@ -24,12 +24,13 @@ def test_filling_splinter_in_the_search_box_returns_splinter_website(self):
         self.browser.visit("http://www.google.com/")
         self.browser.fill("q", "splinter browser automation")
         # Circa April 2021, there are two identical inputs for a google search. We want the second one.
-        search_button = self.browser.find_by_xpath('//input[@value="Google Search"]')[1]
+        search_button = self.browser.find_by_xpath("//input[@value="Google Search"]")[1]
         while not search_button.visible:
             # Wait for the JavaScript to put the button on the page
             pass
         search_button.click()
         self.assertTrue(self.browser.is_text_present("https://splinter.readthedocs.io"))
 
 
-unittest.main()
+if __name__ == "__main__":
+    unittest.main()