fix src and tgt lang error

app.py

@@ -1,7 +1,12 @@
 import gradio as gr
-from transformers import pipeline
+from transformers import pipeline, M2M100Tokenizer
 
-translater_nr_en = pipeline("translation", model="dsfsi/nr-en-m2m100-gov", src_lang="nr", tgt_lang="en")
+model_name = "dsfsi/nr-en-m2m100-gov"
+tokenizer = M2M100Tokenizer.from_pretrained(model_name)
+
+print(tokenizer.lang_code_to_token)
+
+translater_nr_en = pipeline("translation", model=model_name, src_lang="nr", tgt_lang="en")
 
 def translate(inp):
     # Translate from isiNdebele to English