add and cache examples (#10)

- add and cache examples (ceb80b558f42abc6be7c752889a23e717fe54899)

app.py

@@ -5,6 +5,7 @@ from flores import code_mapping
 import platform
 import torch
 import nltk
+from functools import lru_cache
 
 nltk.download("punkt_tab")
 
@@ -34,8 +35,14 @@ def load_tokenizer(src_lang, tgt_lang):
     return tokenizer
 
 
-@spaces.GPU
+# cache function
+@lru_cache(maxsize=100)
 def translate(text: str, src_lang: str, tgt_lang: str):
+    return _translate(text, src_lang,tgt_lang )
+
+# Only assign GPU if cache not used
+@spaces.GPU
+def _translate(text: str, src_lang: str, tgt_lang: str):
     tokenizer = load_tokenizer(src_lang, tgt_lang)
 
     paragraphs = text.split("\n")
@@ -98,6 +105,9 @@ By using this translation tool, you agree to these terms and acknowledge that th
 For any feedback or support, please contact UNESCO World Atlas of Languages Team: WAL.Data@unesco.org.
 """
 
+
+examples_inputs = [["The United Nations Educational, Scientific and Cultural Organization is a specialized agency of the United Nations with the aim of promoting world peace and security through international cooperation in education, arts, sciences and culture. ","English","Ayacucho Quechua"],]
+
 with gr.Blocks() as demo:
     gr.Markdown(description)
     with gr.Row():
@@ -114,6 +124,7 @@ with gr.Blocks() as demo:
         inputs=[input_text, src_lang, target_lang],
         outputs=output,
     )
+    examples = gr.Examples(examples=examples_inputs,inputs=[input_text, src_lang,target_lang], fn=translate, outputs=output, cache_examples=True)
     with gr.Row():
         gr.Markdown(disclaimer)
 demo.launch()