src/fruit_classifier/exception/exception.py

import sys


class CustomException(Exception):

    def __init__(self, error_message, error_details:sys):
        self.error_message = error_message
        _, _, exc_tb = error_details.exc_info()
        self.lineno = exc_tb.tb_lineno
        self.file_name = exc_tb.tb_frame.f_code.co_filename

    def __str__(self):
        return "Error occured in python script name [{0}] line number [{1}] error message [{2}]".format(
            self.file_name, self.lineno, str(self.error_message))

if __name__ == '__main__':
    try:
        1 / 0
    except Exception as e:
        raise CustomException(e, sys)