Update app.py

app.py

@@ -19,13 +19,10 @@ def get_data():
         response = requests.get('https://api.coinex.com/v1/market/kline/BTCUSDT', params=params)
         data = response.json()
         
-        st.write(data)  # Print out the entire data dictionary
-        
-        if 'data' in data:
+        if 'data' in data and data['data']:  # Check if 'data' is present and not empty
             try:
                 df = pd.DataFrame(data['data'])
-                # Access the data keys based on the actual structure of the data dictionary
-                timestamp_key = 'time'  # Adjust this based on the structure
+                timestamp_key = 'time'  # Adjust this based on the data structure
                 df[timestamp_key] = pd.to_datetime(df[timestamp_key], unit='ms')
                 df.set_index(timestamp_key, inplace=True)
                 df.drop(['vol', 'amount'], axis=1, inplace=True)
@@ -33,6 +30,9 @@ def get_data():
             except KeyError as e:
                 st.error(f"KeyError: {e}. Please check the keys in the data returned by the API.")
                 return None
+        else:
+            st.error("Data not found in the API response.")
+            return None
 
     df = pd.concat(df_list)
     return df