Enable users to search in either language

Middle_School_Card_List.py

@@ -10,11 +10,19 @@ st.write(
 )
 
 mslist_df = pd.read_csv(mslist_path)
+mslist_df.fillna("", inplace=True)
 st.write(mslist_df.shape[0], "cards are legal")
 
-name_input = st.text_input("Search by English card name")
+lang = st.radio("Card language", ("English", "Japanese"))
+name_input = st.text_input(f"Search by {lang} card name")
+lang_col = {
+    "English": "name",
+    "Japanese": "name_ja",
+}
 
-results_df = mslist_df[mslist_df["name"].str.contains(name_input.lower(), case=False)]
+results_df = mslist_df[
+    mslist_df[lang_col[lang]].str.contains(name_input.lower(), case=False)
+]
 if name_input:
-    st.write(results_df.shape[0], "cards found by", '"' + name_input + '"')
+    st.write(results_df.shape[0], f'cards found by "{name_input}"')
 st.write(results_df[["name", "name_ja"]])