Update app.py

app.py

@@ -136,6 +136,7 @@ st.header(f":blue[{database_name} Pubmed corpus.]")
 text_input_value = st.text_input(f"Enter one term to search within the {database_name} corpus")
 query = text_input_value
 query = query.lower()
+query = query.strip()  # This line will remove any leading or trailing spaces
 query = re.sub("[,.?!&*;:]", "", query)
 query = re.sub(" ", "-", query)
 # matches = [" "]