Update app.py

app.py

@@ -501,9 +501,24 @@ def page2():
 
 def page3():
     try:
-        # Minimal layout setup
+        # Basic layout setup
         st.title("Kosten- und Strukturdaten der Krankenhäuser")
 
+        # Initialize CromA client
+        chroma_client = chromadb.Client()
+
+        # Check if the collection already exists
+        try:
+            # Attempt to create the collection
+            collection = chroma_client.create_collection(name="Kosten_Strukturdaten0602204")
+        except Exception as e:
+            # If the collection already exists, fetch the existing collection
+            if 'already exists' in str(e):
+                collection = chroma_client.get_collection(name="Kosten_Strukturdaten0602204")
+            else:
+                # If the error is due to some other reason, re-raise the exception
+                raise e
+
         # Simple interaction
         if st.button("Test Button"):
             st.write("Button clicked.")
@@ -513,6 +528,7 @@ def page3():
 
 
 
+
 def page4():
     try: 
         st.header(":mailbox: Kontakt & Feedback!")