env var name change

upload.py

@@ -8,7 +8,7 @@ s3 = boto3.client(
     aws_secret_access_key=st.secrets["AWS_SECRET_KEY"]
 )
 
-def upload_file(data, bucket=st.secrets["s3_bucket"]):
+def upload_file(data, bucket=st.secrets["S3_BUCKET"]):
     file_name = uuid.uuid4().hex
     try:
         key = f"{file_name}.pkl"
@@ -18,7 +18,7 @@ def upload_file(data, bucket=st.secrets["s3_bucket"]):
     return file_name
 
 
-def get_file(file_name, bucket=st.secrets["s3_bucket"]):
+def get_file(file_name, bucket=st.secrets["S3_BUCKET"]):
     try:
         response = s3.get_object(Bucket=bucket, Key=f"{file_name}.pkl")
         return response['Body'].read()