import logging

def configure(config):

"""

Configures settings, handling errors gracefully for staging environments.

"""

try:

# Example configuration values

db_host = config.get("db_host")

db_port = config.get("db_port")

api_key = config.get("api_key")

debug_mode = config.get("debug_mode", False) #default to False if not provided

# Validate and handle errors for staging environment

if not db_host:

logging.error("db_host is missing in config.")

raise ValueError("db_host is required.")

if not db_port:

logging.error("db_port is missing in config.")

raise ValueError("db_port is required.")

if not api_key:

logging.error("api_key is missing in config.")

raise ValueError("api_key is required.")

if debug_mode is not False and debug_mode is not True:

logging.warning("debug_mode is not a boolean. Defaulting to False.")

debug_mode = False

#Use the configured values

print(f"Connecting to database at {db_host}:{db_port}")

print(f"Using API key: {api_key}")

print(f"Debug mode is: {debug_mode}")

except ValueError as e:

logging.error(f"Configuration error: {e}")

# Handle the error appropriately for staging (e.g., use default values, exit gracefully)

print("Staging environment: Using default configuration.")

# You can add logic here to use default values or exit gracefully

# e.g., db_host = "default_db_host"

# e.g., exit(1)

except Exception as e:

logging.exception(f"An unexpected error occurred: {e}")

print("Staging environment: An unexpected error occurred. Check logs.")

# Handle unexpected errors - log and potentially exit.

#e.printStackTrace()

#exit(1)