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app.py

@@ -12,6 +12,10 @@ DATASET_REPO = "gursul/german_exercise_dataset"
 ENGLISH_WORDS_FILE = "en_de.json"
 GERMAN_WORDS_FILE = "de_en.json"
 
+# Authenticate once at startup
+if "HF_TOKEN" in os.environ:
+    login(token=os.environ["HF_TOKEN"])
+
 def ensure_json_file(path):
     if not os.path.exists(path):
         with open(path, "w", encoding="utf-8") as f:
@@ -38,7 +42,8 @@ def save_english(d: dict):
         path_or_fileobj=ENGLISH_WORDS_FILE,
         path_in_repo="en_de.json",
         repo_id=DATASET_REPO,
-        repo_type="dataset"
+        repo_type="dataset",
+        token=os.environ.get("HF_TOKEN")
     )
 
 def save_german(d: dict):
@@ -47,7 +52,8 @@ def save_german(d: dict):
         path_or_fileobj=GERMAN_WORDS_FILE,
         path_in_repo="de_en.json",
         repo_id=DATASET_REPO,
-        repo_type="dataset"
+        repo_type="dataset",
+        token=os.environ.get("HF_TOKEN")
     )
 
 def new_word():