Create app.py

app.py

@@ -0,0 +1,65 @@
+import gradio as gr
+from transformers import AutoTokenizer, AutoModelForSeq2SeqLM, pipeline
+import torch
+
+LANGS = ["kin_Latn","eng_Latn"]
+TASK = "translation"
+# CKPT = "DigitalUmuganda/Finetuned-NLLB"
+# MODELS = ["facebook/nllb-200-distilled-600M","DigitalUmuganda/Finetuned-NLLB"]
+# model = AutoModelForSeq2SeqLM.from_pretrained(CKPT)
+# tokenizer = AutoTokenizer.from_pretrained(CKPT)
+
+device = 0 if torch.cuda.is_available() else -1
+
+#general_model = AutoModelForSeq2SeqLM.from_pretrained("mbazaNLP/Nllb_finetuned_general_en_kin")
+#education_model = AutoModelForSeq2SeqLM.from_pretrained("mbazaNLP/Nllb_finetuned_education_en_kin")
+tourism_model = AutoModelForSeq2SeqLM.from_pretrained("mbazaNLP/Nllb_finetuned_tourism_en_kin")
+#MODELS = {"General model":general_model_model,"Education model":education_model,"Tourism model":tourism_model}
+#MODELS = {"Education model":education_model,"Tourism model":tourism_model}
+
+
+tokenizer = AutoTokenizer.from_pretrained("mbazaNLP/Nllb_finetuned_general_en_kin")
+# def translate(text, src_lang, tgt_lang, max_length=400):
+
+TASK = "translation"
+
+
+device = 0 if torch.cuda.is_available() else -1
+
+
+
+def translate(text, source_lang, target_lang, max_length=400):
+    """
+    Translate text from source language to target language
+    """
+    # src_lang = choose_language(source_lang)
+    # tgt_lang= choose_language(target_lang)
+    # if src_lang==None:
+    #     return "Error: the source langage is incorrect"
+    # elif tgt_lang==None:
+    #     return "Error: the target language is incorrect"
+
+    translation_pipeline = pipeline(TASK,
+                                    model=tourism_model,
+                                    tokenizer=tokenizer,
+                                    src_lang=source_lang,
+                                    tgt_lang=target_lang,
+                                    max_length=max_length,
+                                    device=device)
+    result = translation_pipeline(text)
+    return result[0]['translation_text']
+
+
+gradio_ui= gr.Interface(
+    fn=translate,
+    title="NLLB-Tourism EN-KIN Translation Demo",
+    inputs= [
+        gr.components.Textbox(label="Text"),
+        gr.components.Dropdown(label="Source Language", choices=LANGS),
+        gr.components.Dropdown(label="Target Language", choices=LANGS),
+        # gr.components.Slider(8, 400, value=400, step=8, label="Max Length")
+    ],
+    outputs=gr.outputs.Textbox(label="Translated text")
+)
+
+gradio_ui.launch()