docs: update BART model card to remove deprecated summarization pipeline usage

README.md

@@ -61,12 +61,17 @@ You can use this model for text summarization.
 
 ### How to use
 
-Here is how to use this model with the [pipeline API](https://huggingface.co/transformers/main_classes/pipelines.html):
+The following contains a code snippet illustrating how to use the model to summarize on given inputs.
 
 ```python
-from transformers import pipeline
+from transformers import AutoModelForSeq2SeqLM, AutoTokenizer
+from transformers import GenerationConfig
 
-summarizer = pipeline("summarization", model="facebook/bart-large-cnn")
+# Load tokenizer
+bart_tokenizer = AutoTokenizer.from_pretrained("facebook/bart-large-cnn")
+
+# Load model
+bart_model = AutoModelForSeq2SeqLM.from_pretrained("facebook/bart-large-cnn")
 
 ARTICLE = """ New York (CNN)When Liana Barrientos was 23 years old, she got married in Westchester County, New York.
 A year later, she got married again in Westchester County, but to a different man and without divorcing her first husband.
@@ -86,7 +91,22 @@ Investigation Division. Seven of the men are from so-called "red-flagged" countr
 Her eighth husband, Rashid Rajput, was deported in 2006 to his native Pakistan after an investigation by the Joint Terrorism Task Force.
 If convicted, Barrientos faces up to four years in prison.  Her next court appearance is scheduled for May 18.
 """
-print(summarizer(ARTICLE, max_length=130, min_length=30, do_sample=False))
+
+input_ids_map = bart_tokenizer(ARTICLE, return_tensors="pt")
+
+generation_config = GenerationConfig(
+    max_new_tokens=130,
+    temperature=0.7,
+    do_sample=False,
+)
+
+output_ids = bart_model.generate(
+    **input_ids_map,
+    generation_config=generation_config,
+)
+
+
+print(bart_tokenizer.decode(output_ids[0], skip_special_tokens=True))
 >>> [{'summary_text': 'Liana Barrientos, 39, is charged with two counts of "offering a false instrument for filing in the first degree" In total, she has been married 10 times, with nine of her marriages occurring between 1999 and 2002. She is believed to still be married to four men.'}]
 ```