Update app.py

app.py

@@ -105,7 +105,7 @@ def convert_sbml_to_antimony(sbml_file_path, antimony_file_path):
 def split_biomodels(antimony_file_path):
     
     text_splitter = RecursiveCharacterTextSplitter(
-        chunk_size=2000, 
+        chunk_size=1000, 
         chunk_overlap=20, 
         length_function=len, 
         is_separator_regex=False,