Update app.py

app.py

@@ -79,8 +79,15 @@ t = translations[lang_code]
 
 st.markdown(f"### {t['title']}")
 
+# Initialize session state for input text if it doesn't exist
+if 'input_text' not in st.session_state:
+    st.session_state.input_text = ""
+
 # Text Input with instructions
-sentence_input = st.text_area(t['input_label'], height=150, placeholder=t['input_placeholder'])
+sentence_input = st.text_area(t['input_label'], height=150, placeholder=t['input_placeholder'], value=st.session_state.input_text)
+
+# Update session state with current input
+st.session_state.input_text = sentence_input
 
 if st.button(t['analyze_button']):
     if sentence_input:
@@ -112,6 +119,7 @@ if st.button(t['analyze_button']):
                 html = re.sub(r'<g [^>]*transform="translate\((\d+),(\d+)\)"', lambda m: f'<g transform="translate({m.group(1)},50)"', html)
                 st.write(html, unsafe_allow_html=True)
 
+        # Network graph
         with st.expander(t['network_diagram'], expanded=True):
             fig = visualize_syntax(sentence_input, nlp_models[lang_code], lang_code)
             st.pyplot(fig)