from dateutil import parser
from datetime import datetime
 
def reformat_date(date_string, desired_format="%Y-%m-%d"):
    """
    Detects the format of the date string, parses it, and reformats it into the desired format.
 
    :param date_string: The date string to be reformatted.
    :param desired_format: The desired format for the output date string (default is "%Y-%m-%d").
    :return: The reformatted date string.
    """
    try:
        # Parse the date string using dateutil's parser
        parsed_date = parser.parse(date_string)
 
        # Reformat the parsed date into the desired format
        reformatted_date = parsed_date.strftime(desired_format)
 
        return reformatted_date
    except ValueError as e:
        return f"Error parsing date: {e}"
 
# Example usage:
date_input = "March 5, 2023"
desired_format = "%d-%m-%Y"
reformatted_date = reformat_date(date_input, desired_format)
print(reformatted_date)  # Output: "05-03-2023"

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