Prefer pythons built in "importlib" over pkg_resources+setuptools (#2424)

changedetectionio/blueprint/browser_steps/browser_steps.py

@@ -255,8 +255,8 @@ class browsersteps_live_ui(steppable_browser_interface):
 
     def get_current_state(self):
         """Return the screenshot and interactive elements mapping, generally always called after action_()"""
-        from pkg_resources import resource_string
+        import importlib.resources
-        xpath_element_js = resource_string(__name__, "../../content_fetchers/res/xpath_element_scraper.js").decode('utf-8')
+        xpath_element_js = importlib.resources.read_text("changedetectionio.content_fetchers.res", "xpath_element_scraper.js")
         now = time.time()
         self.page.wait_for_timeout(1 * 1000)
 
@@ -287,11 +287,9 @@ class browsersteps_live_ui(steppable_browser_interface):
         :param current_include_filters:
         :return:
         """
-
+        import importlib.resources
         self.page.evaluate("var include_filters=''")
-        from pkg_resources import resource_string
+        xpath_element_js = importlib.resources.read_text("changedetectionio.content_fetchers.res", "xpath_element_scraper.js")
-        # The code that scrapes elements and makes a list of elements/size/position to click on in the VisualSelector
-        xpath_element_js = resource_string(__name__, "../../content_fetchers/res/xpath_element_scraper.js").decode('utf-8')
         from changedetectionio.content_fetchers import visualselector_xpath_selectors
         xpath_element_js = xpath_element_js.replace('%ELEMENTS%', visualselector_xpath_selectors)
         xpath_data = self.page.evaluate("async () => {" + xpath_element_js + "}")

changedetectionio/content_fetchers/base.py

@@ -64,10 +64,9 @@ class Fetcher():
     render_extract_delay = 0
 
     def __init__(self):
-        from pkg_resources import resource_string
+        import importlib.resources
-        # The code that scrapes elements and makes a list of elements/size/position to click on in the VisualSelector
+        self.xpath_element_js = importlib.resources.read_text("changedetectionio.content_fetchers.res", 'xpath_element_scraper.js')
-        self.xpath_element_js = resource_string(__name__, "res/xpath_element_scraper.js").decode('utf-8')
+        self.instock_data_js = importlib.resources.read_text("changedetectionio.content_fetchers.res", 'stock-not-in-stock.js')
-        self.instock_data_js = resource_string(__name__, "res/stock-not-in-stock.js").decode('utf-8')
 
     @abstractmethod
     def get_error(self):

changedetectionio/content_fetchers/res/__init__.py

@@ -0,0 +1 @@
+# resources for browser injection/scraping