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import logging
def setup_logger(log_file=None, log_level=logging.INFO):
"""
Simple function to set up a logger with console and optional file output.
Args:
log_file: Optional path to a log file
log_level: Logging level (default: INFO)
Returns:
Configured logger instance
"""
# Create formatter
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
# Configure root logger
logger = logging.getLogger()
logger.setLevel(log_level)
# Clear any existing handlers to avoid duplicates
if logger.handlers:
logger.handlers.clear()
# Create console handler
console_handler = logging.StreamHandler()
console_handler.setFormatter(formatter)
logger.addHandler(console_handler)
# Create file handler if log_file is specified
if log_file:
file_handler = logging.FileHandler(log_file)
file_handler.setFormatter(formatter)
logger.addHandler(file_handler)
return logger
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