fix: check for key before accessing it
response from github copilot to our error: The error occurs because the key '2024-08-13' is not found in the DataFrame. To fix this, you should check if the key exists in the DataFrame before accessing it.
response from github copilot to our error: The error occurs because the key '2024-08-13' is not found in the DataFrame. To fix this, you should check if the key exists in the DataFrame before accessing it.