Add help messages to interface

app.py

@@ -16,26 +16,33 @@ with st.sidebar:
     st.markdown(html, unsafe_allow_html=True)
 
     metric = st.radio(
-        "Choose a metric", options=os.listdir(os.path.join(EVAL_DIR))
+        "Choose a metric", options=os.listdir(os.path.join(EVAL_DIR)),
+        help="type of evaluation benchmark task"
     )
 
     n_shot = st.radio(
-        "Selece an n-shot number", os.listdir(os.path.join(EVAL_DIR, metric))
+        "Selece an n-shot number", os.listdir(os.path.join(EVAL_DIR, metric)),
+        help="number of examples included in few-shot prompting"
     )
 
 col1, col2 = st.columns(2)
 
 def render_column(col_label):
     st.header(f"Checkpoint {col_label}")
-    ckpt = st.select_slider('Select a checkpoint', sorted(os.listdir(os.path.join(EVAL_DIR, metric, n_shot))), key=col_label + '1')
+    ckpt = st.select_slider('Select a checkpoint', sorted(os.listdir(os.path.join(EVAL_DIR, metric, n_shot))), key=col_label + '1', help="checkpoint index from 3 to 360")
     st.write(f'Veiwing Evaluation Results for Checkpoint: `{ckpt}`')
-    file = st.selectbox("Select a file", sorted(f_name[:-len(".tar.gz")] for f_name in os.listdir(os.path.join(EVAL_DIR, metric, n_shot, ckpt))), key=col_label + '2')
-    file += ".tar.gz"
+    suffix, result_file = ".tar.gz", "results.json"
+    file_list: list = sorted(f_name[:-len(suffix)] for f_name in os.listdir(os.path.join(EVAL_DIR, metric, n_shot, ckpt)))
+    if result_file in file_list:
+        file_list.remove(result_file)
+        file_list = [result_file] + file_list
+    file = st.selectbox("Select a file", file_list, key=col_label + '2', help="a list of raw output files from evaluation results")
+    file += suffix
     with tarfile.open(os.path.join(EVAL_DIR, metric, n_shot, ckpt, file), "r:gz") as tar:
         f = tar.extractfile(tar.next())
         eval_json = json.load(f)
         if isinstance(eval_json, list):
-            doc_id = st.slider("Select a document id", 0, len(eval_json) - 1, 0, 1, key=col_label + '3')
+            doc_id = st.slider("Select a document id", 0, len(eval_json) - 1, 0, 1, key=col_label + '3', help="index of a specific question/task in current file")
             st.json(eval_json[doc_id])
         else:
             st.json(eval_json)