fix AutoTokenizer auto_map to string not array

config.json

@@ -8,6 +8,6 @@
   "auto_map": {
     "AutoConfig": "modeling_makemore.MakemoreConfig",
     "AutoModel": "modeling_makemore.MakemoreMLP",
-    "AutoTokenizer": ["tokenization_makemore.MakemoreTokenizer", null]
+    "AutoTokenizer": "tokenization_makemore.MakemoreTokenizer"
   }
 }

tokenization_makemore.py

@@ -1,7 +1,7 @@
 from transformers import PreTrainedTokenizer
 
 AUTO_MAP = {
-    "AutoTokenizer": ["tokenization_makemore.MakemoreTokenizer", None]
+    "AutoTokenizer": "tokenization_makemore.MakemoreTokenizer"
 }
 
 

tokenizer_config.json

@@ -1,6 +1,6 @@
 {
   "tokenizer_class": "MakemoreTokenizer",
   "auto_map": {
-    "AutoTokenizer": ["tokenization_makemore.MakemoreTokenizer", null]
+    "AutoTokenizer": "tokenization_makemore.MakemoreTokenizer"
   }
 }