Fix lowercase search

app.py

@@ -44,10 +44,13 @@ def create_piechart():
 
     return fig
 
-def filter_dataframes(search_term):
-    filtered_with_lead = languages_with_lead[languages_with_lead['Language'] == search_term]
-    filtered_without_lead = languages_without_lead[languages_without_lead['Language'] == search_term]
-    return filtered_without_lead, filtered_with_lead
+def filter_dataframes(search_term=None):
+    if search_term:
+        filtered_with_lead = languages_with_lead[languages_with_lead['Language'].str.lower() == search_term.lower()]
+        filtered_without_lead = languages_without_lead[languages_without_lead['Language'].str.lower() == search_term.lower()]
+        return filtered_without_lead, filtered_with_lead
+    else:
+        return languages_without_lead, languages_with_lead
 
 def load_demo():
     languages_with_lead, languages_without_lead = build_dataframes(get_covered_languages())
@@ -60,7 +63,9 @@ with gr.Blocks() as demo:
     gr_piechart = gr.Plot(label="Language Leads")
 
     search_box = gr.Textbox(type="text", label="Search your language:")
-    search_button = gr.Button("Search 🔎")
+    with gr.Row():
+        search_button = gr.Button("Search 🔎")
+        reset_button = gr.Button("Reset 🔁")
     
     with gr.Tab("Looking for leads!"):
         gr.Markdown("These languages don't have a lead yet! Would you like to lead one of them? Sign up using [this form](https://forms.gle/mFCMXNRjxvyFvW5q9).")
@@ -78,5 +83,10 @@ with gr.Blocks() as demo:
         inputs=search_box,
         outputs=[gr_languages_without_lead,gr_languages_with_lead]
     )
+    reset_button.click(
+        fn=filter_dataframes,
+        inputs=None,
+        outputs=[gr_languages_without_lead,gr_languages_with_lead]
+    )
 
 demo.launch()