Updating Load Custom Data widget

app.py

@@ -33,7 +33,7 @@ class DomState:
         self.weather_forecast = ''
         self.weather_forecast_summary = ''
         self.indic_translation = ''
-        self.kb_sources = {}
+        self.kb_sources = ''
         
         # Initialize index (vector store) - This will create a new index from scratch if load_from_existing_index_file == False
         self.kkms_kssw_obj = kkms_kssw.KKMS_KSSW()
@@ -336,7 +336,9 @@ with gr.Blocks(title='KKMS-Smart-Search-Demo') as demo:
             with gr.Tab(label='Relevant paragraphs'):
                 question_category = gr.Dropdown(
                     constants_utils.INDEX_CATEGORY,
-                    label="Select Question Category")
+                    label="Select Question Category",
+                    value=constants_utils.INDEX_CATEGORY[0]
+                )
                 question = gr.Textbox(label="Enter your question", placeholder='Type the question here')
                 # Get the Relevant paragraphs for the question asked
                 relevant_paragraphs = gr.Textbox(label="Relevant paragraphs are:", value=dom.relevant_paragraphs, interactive=False)
@@ -373,7 +375,9 @@ with gr.Blocks(title='KKMS-Smart-Search-Demo') as demo:
                     # Select the language
                     language = gr.Dropdown(
                         list(constants_utils.INDIC_LANGUAGE.keys()),
-                        label="Select language")
+                        label="Select language",
+                        value=list(constants_utils.INDIC_LANGUAGE.keys())[0]
+                    )
                     indic_lang_answer = gr.Textbox(label="Answer in the selected language is:", interactive=False)
                     answer.change(
                             dom.click_handler_for_get_indic_translation,
@@ -404,7 +408,11 @@ with gr.Blocks(title='KKMS-Smart-Search-Demo') as demo:
     with gr.Row(visible=False) as rowMandiPrice:
         with gr.Column(scale=1, min_width=600):
             # Select State
-            state_name = gr.Dropdown(constants_utils.MANDI_PRICE_STATES, label="Select state")
+            state_name = gr.Dropdown(
+                constants_utils.MANDI_PRICE_STATES,
+                label="Select state",
+                value=constants_utils.MANDI_PRICE_STATES[0]
+            )
             # APMC name
             apmc_name = gr.Textbox(label="Enter APMC name", placeholder='Type the APMC name here')
             # APMC name
@@ -429,7 +437,8 @@ with gr.Blocks(title='KKMS-Smart-Search-Demo') as demo:
                 # Select the State
                 state = gr.Dropdown(
                     list(constants_utils.WEATHER_FORECAST_STATE_CODES.keys()),
-                    label="Select state"
+                    label="Select state",
+                    value=list(constants_utils.WEATHER_FORECAST_STATE_CODES.keys())[0]
                 )
 
                 # Select District
@@ -469,7 +478,9 @@ with gr.Blocks(title='KKMS-Smart-Search-Demo') as demo:
                     # Select the language
                     language = gr.Dropdown(
                         list(constants_utils.INDIC_LANGUAGE.keys()),
-                        label="Select language")
+                        label="Select language",
+                        value=list(constants_utils.INDIC_LANGUAGE.keys())[0]
+                    )
                     indic_weather_forecast_summary = gr.Textbox(label="Weather Forecast Summary in the selected language is:", interactive=False)
 
                     # By default display weather forecast summary in Hindi. User can change it later on.
@@ -500,7 +511,9 @@ with gr.Blocks(title='KKMS-Smart-Search-Demo') as demo:
             with gr.Tab(label='Load Custom Data (Do not upload data from the same file/url again. Once it is uploaded, it gets stored forever.)'):
                 question_category = gr.Dropdown(
                     constants_utils.INDEX_CATEGORY,
-                    label="Select Query Type")
+                    label="Select Query Type",
+                    value=constants_utils.INDEX_CATEGORY[0]
+                )
 
                 doc_type = gr.Radio(
                     list(constants_utils.DATA_SOURCES.keys()),