Add tooltips to buttons

edit.py

@@ -201,6 +201,7 @@ def create_form_from_section(
             on_click=_delete_section,
             args=(model_card, key),
             key=f"{key}.delete",
+            help="Delete this section",
         )
     with col_1:
         st.button(
@@ -208,6 +209,7 @@ def create_form_from_section(
             on_click=_add_section,
             args=(model_card, key),
             key=f"{key}.add",
+            help="Add a new section below this section",
         )
     with col_2:
         st.button(
@@ -215,6 +217,7 @@ def create_form_from_section(
             on_click=_add_figure,
             args=(model_card, key),
             key=f"{key}.fig",
+            help="Add a new figure below this section",
         )
 
 
@@ -266,7 +269,14 @@ def add_download_model_card_button():
     model_card = st.session_state.get("model_card")
     download_disabled = not bool(model_card)
     data = model_card.render()
-    st.download_button("Save (md)", data=data, disabled=download_disabled)
+    tip = "Download the generated model card as markdown file"
+    st.download_button(
+        "Save (md)",
+        data=data,
+        disabled=download_disabled,
+        help=tip,
+        file_name="README.md",
+    )
 
 
 def edit_input_form():
@@ -279,18 +289,22 @@ def edit_input_form():
         redo_disabled = not bool(st.session_state.task_state.undone_list)
         with col_0:
             name = f"UNDO ({len(st.session_state.task_state.done_list)})"
-            st.button(name, on_click=undo_last, disabled=undo_disabled)
+            tip = "Undo the last edit"
+            st.button(name, on_click=undo_last, disabled=undo_disabled, help=tip)
         with col_1:
             name = f"REDO ({len(st.session_state.task_state.undone_list)})"
-            st.button(name, on_click=redo_last, disabled=redo_disabled)
+            tip = "Redo the last undone edit"
+            st.button(name, on_click=redo_last, disabled=redo_disabled, help=tip)
         with col_2:
-            st.button("Reset", on_click=reset_model_card)
+            tip = "Undo all edits"
+            st.button("Reset", on_click=reset_model_card, help=tip)
 
         col_0, col_1, *_ = st.columns([2, 2, 2, 2])
         with col_0:
             add_download_model_card_button()
         with col_1:
-            st.button("Delete", on_click=delete_model_card)
+            tip = "Start over from scratch (lose all progress)"
+            st.button("Delete", on_click=delete_model_card, help=tip)
 
         if "model_card" in st.session_state:
             display_sections(st.session_state.model_card)