add zero shot classifier

app.py

@@ -1,4 +1,7 @@
 import gradio as gr
+from classifier import classify
+
+gr.Interface(fn=classify, inputs="text", outputs="text").launch()
 
 def greet(name):
     return "Hello " + name + "!!"

classifier.py

@@ -0,0 +1,23 @@
+import gradio as gr
+from transformers import pipeline
+
+umbrellaSubjects = [
+    "Science, Technology, Engineering, Mathematics",
+    "Philosophy",
+    "Arts and Humanities",
+    "Social Sciences",
+    "Languages",
+    "Professional Studies"
+]
+classifier =  pipeline("zero-shot-classification", model="vicgalle/xlm-roberta-large-xnli-anli")
+
+def process_string(string):
+    # Remove whitespace from string
+    string = string.replace(' ', '')
+    # Split string by comma
+    string_list = string.split(',')
+    # Return list with no whitespace
+    return [term.strip() for term in string_list]
+def classify(sentences,categories):
+    return classifier(process_string(sentences),process_string(categories))
+