Multi class classification Not able to tokenize using map on custom datset
i’m trying to load the data using the pandas dataframe and loaded bert based tokenizerbert-base-cased.I am trying to tokenize using below code.def tokenize_function(examples):return tokenizer(examples[“text”], padding=“max_length”, truncation=True)dataset_df.map(tokenize_function, batched=True)and it throws error saying dataframe has no attribute map.How can map those  using pandas dataframe?