Upload app.py

app.py

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+import streamlit as st
+from transformers import pipeline
+
+def main():
+    # App title and description
+    st.title("Answering questions from text")
+    st.write("Upload text, pose questions, get answers")
+
+    # Load file
+    raw_text = load_file()
+    if raw_text is not None and raw_text != '':
+
+        # Display text
+        with st.expander("See text"):
+            st.write(raw_text)
+
+        # Perform question answering
+        question_answerer = pipeline('question-answering')
+
+        answer = ''
+        question = st.text_input('Ask a question')
+
+        if question != '' and raw_text != '':
+            answer = question_answerer({
+                'question': question,
+                'context': raw_text
+            })
+
+        st.write(answer)
+
+def load_file():
+    """Load text from file"""
+    uploaded_file = st.file_uploader("Upload Files", type=['txt'])
+
+    if uploaded_file is not None:
+        if uploaded_file.type == "text/plain":
+            raw_text = str(uploaded_file.read(), "utf-8")
+            return raw_text
+
+if __name__ == "__main__":
+    main()