Adding load data function

app.py

@@ -80,6 +80,18 @@ def load_file(file):
         get_documents_in_db(),
     )
 
+def load_local_data(data_folder): 
+
+    ids = chroma_collection.get()["ids"]
+    chroma_collection.delete(ids)
+    print('Cleaning DB')
+
+    for file in os.listdir(data_folder):
+        print('Adding file ' + file + ' to DB')
+        documents = loader.load_data(file= data_folder + file)
+
+        for doc in documents:
+            index.insert(doc)
 
 def load_document(input_file):
     file_name = input_file.name.split("/")[-1]