Update app.py

app.py

@@ -99,6 +99,16 @@ col1, col_swap, col2 = st.columns([1, 0.05, 1], gap="small")
 if "translation" not in st.session_state:
     st.session_state.translation = "Traduction"
 
+with col_swap:
+    st.write("")
+    swap = st.button("⇄")
+
+    if swap:
+        st.session_state.source_lang, st.session_state.target_lang = st.session_state.target_lang, st.session_state.source_lang
+        temp = text_to_translate
+        text_to_translate = st.session_state.translation
+        st.session_state.translation = temp
+
 with col1:
     st.markdown('<h3 class="col-container">'+st.session_state.source_lang+'</h3>', unsafe_allow_html=True)
     text_to_translate = st.text_area(
@@ -132,15 +142,6 @@ with col2:
         height=200
     )
 
-with col_swap:
-    st.write("")
-    swap = st.button("⇄")
-
-    if swap:
-        st.session_state.source_lang, st.session_state.target_lang = st.session_state.target_lang, st.session_state.source_lang
-        temp = text_to_translate
-        text_to_translate = st.session_state.translation
-        st.session_state.translation = temp
         
 st.markdown('</div>', unsafe_allow_html=True)