Use backwards-compatible super()

spacy/errors.py

@@ -7,7 +7,7 @@ def add_codes(err_cls):
 
     class ErrorsWithCodes(err_cls):
         def __getattribute__(self, code):
-            msg = super().__getattribute__(code)
+            msg = super(ErrorsWithCodes, self).__getattribute__(code)
             if code.startswith("__"):  # python system attributes like __class__
                 return msg
             else:

spacy/lang/pl/lemmatizer.py

@@ -13,7 +13,7 @@ class PolishLemmatizer(Lemmatizer):
     # lemmatization for nouns
     def __init__(self, lookups, *args, **kwargs):
         # this lemmatizer is lookup based, so it does not require an index, exceptionlist, or rules
-        super().__init__(lookups)
+        super(PolishLemmatizer, self).__init__(lookups)
         self.lemma_lookups = {}
         for tag in [
             "ADJ",