adds get_samples compatibility

Author: WolfgangFahl

lodstorage/__init__.py

@@ -1 +1 @@
-__version__ = "0.18.1"
+__version__ = "0.18.2"

lodstorage/query.py

@@ -718,8 +718,8 @@ class Endpoint:
     )
     mtriples: Optional[int] = None  # Dataset size in millions of triples
 
-    @staticmethod
-    def getSamples():
+    @classmethod
+    def get_samples(cls):
         samples = [
             {
                 "name": "wikidata",
@@ -751,6 +751,11 @@ def getSamples():
         ]
         return samples
 
+    @classmethod
+    def getSamples(cls):
+        samples=cls.get_samples()
+        return samples
+
     @classmethod
     def getDefault(cls):
         """