Update app.py

app.py

@@ -40,7 +40,7 @@ def chunk(text, length, splitter_selection, separators_str, length_unit_selectio
     if splitter_selection == LABEL_TEXTSPLITTER:
         text_splitter = CharacterTextSplitter(
             chunk_size=length,
-            chunk_overlap=10,
+            chunk_overlap=int(chunk_overlap),
             length_function=length_function,
             strip_whitespace=False,
             is_separator_regex=False,
@@ -49,7 +49,7 @@ def chunk(text, length, splitter_selection, separators_str, length_unit_selectio
     elif splitter_selection == LABEL_RECURSIVE:
         text_splitter = RecursiveCharacterTextSplitter(
             chunk_size=length,
-            chunk_overlap=10,
+            chunk_overlap=int(chunk_overlap),
             length_function=length_function,
             strip_whitespace=False,
             separators=separators,