Replace deprecated pkg_resources - #11 from tavallaie/master

Replace deprecated pkg_resources with importlib.resources

Author: johnmeade

perth/perth_net/__init__.py

@@ -1,4 +1,4 @@
-from pkg_resources import resource_filename
-PREPACKAGED_MODELS_DIR = resource_filename(__name__, "pretrained")
+from importlib.resources import files
 
-from .perth_net_implicit.perth_watermarker import PerthImplicitWatermarker
+PREPACKAGED_MODELS_DIR = files(__name__).joinpath("pretrained")
+from .perth_net_implicit.perth_watermarker import PerthImplicitWatermarker  # noqa: E402, F401