exception and logging

src/exception.py

@@ -0,0 +1,25 @@
+import sys
+import logging
+def error_message_detail(error,error_detail:sys):
+    _,_,exc_tb = error_detail.exc_info()
+    file_name =exc_tb.tb_frame.f_code.co_filename
+    error_message = "error occured in python script name [{0}] line number [{1}] error message [{2}]".format(file_name,exc_tb.tb_lineno,str(error))
+
+    return error_message
+
+class CustomException(Exception):
+    def __init__(self,error_message,error_detail:sys) -> None:
+        super().__init__(error_message)
+        self.error_message =  error_message_detail(error_message,error_detail=error_detail)
+    def __str__(self) -> str:
+        return self.error_message    
+
+if __name__ == "__main__":
+
+    try:
+        a = 1/0
+    except Exception as e:
+        logging.info("Logging has started")
+        raise  CustomException
+    finally:
+        logging.info(CustomException(e,sys))    

src/logger.py

@@ -0,0 +1,16 @@
+import logging
+import os
+from datetime import datetime
+
+LOG_FILE = f'{datetime.now().strftime("%m_%d_%y_%H_%M_%S")}.log'
+logs_path = os.path.join(os.getcwd(),"logs",LOG_FILE)
+os.markdirs(logs_path,exist_ok = True)
+
+LOG_FILE_PATH = os.path.join(logs_path,LOG_FILE)
+
+logging.basicConfig(
+    filename= LOG_FILE_PATH,
+    force="[ %(asctime)s] %(linemo)d %(name)s - %(levelname)s - %(message)s",
+    level= logging.INFO,
+)
+