Decorator functions of modul: dec

The Decorator Module dec.py contains the follwing decorator functions.

Decorator functions of module dec

Name	Description
timer	Timer
handle_error	Handle exceptions

Decorator functions: timer of modul: dec

com.py Class: Com

The static Class Com contains the subsequent variables and methods.

timer.py: Classes

The Module timer.py contains the following classes

timer.py classes

Name	Type	Description
Timestamp	static	Timestamp class
Timer	static	Timer class

timer.py Class: Timer

Class: App_

The static class App_ contains the subsequent static variables and methods

cfg_.py Class Cfg_

The static class Cfg_ contains the subsequent static variables and methods

exit_.py class: Exit_

The static Class Exit_ of Module exit_.py contains the subsequent static variables and methods.

Log types and Log directories

Single or multiple Application log directories can be used for each message type:

Log types and directoriesg

Log type	Log directory
long	short	multiple	single
debug	dbqs	dbqs	logs
info	infs	infs	logs
warning	wrns	wrns	logs
error	errs	errs	logs
critical	crts	crts	logs

Application parameter for logging

Application parameter used in log naming

Name	Decription	Values	Example
dir_dat	Application data directory		/otev/data
tenant	Application tenant name		UMH
package	Application package name		otev_xls_srr
cmd	Application command		evupreg
pid	Process ID		681025
log_ts_type	Timestamp type used in logging files|ts, dt	ts, dt’	ts
log_sw_single_dir	Enable single log directory or multiple log directories	True, False	True

Log files naming

Overview

Python Packages Overview

Name	Definition
Python package	Python packages are directories that contains the special module __init__.py and other modules, packages files or directories.
Python sub-package	Python sub-packages are python packages which are contained in another pyhon package.
Python package sub-directory	directory contained in a python package.
Python package special sub-directory	Python package sub-directories with a special meaning like data or cfg

Examples

Python Package sub-directory-Examples

Name	Description
bin	Directory for package scripts.
cfg	Directory for package configuration files.
data	Directory for package data files.
service	Directory for systemd service scripts.

Overview

Python package overview files

Name	Definition
Python package files	Files within a python package.
Special python package files	Package files which are not modules and used as python and used as python marker files like __init__.py.
Python package module	Files with suffix .py; they could be empty or contain python code; other modules can be imported into a module.
Special python package module	Modules like __init__.py or main.py with special names and functionality.

Examples

Python package examples files

Name	Type	Description
py.typed	Type checking marker file	The py.typed file is a marker file used in Python packages to indicate that the package supports type checking. This is a part of the PEP 561 standard, which provides a standardized way to package and distribute type information in Python.
__init__.py	Package directory marker file	The dunder (double underscore) module __init__.py is used to execute initialisation code or mark the directory it contains as a package. The Module enforces explicit imports and thus clear namespace use and call them with the dot notation.
__main__.py	entry point for the package	The dunder module __main__.py serves as an entry point for the package. The module is executed when the package is called by the interpreter with the command python -m <package name>.
__version__.py	Version file	The dunder module __version__.py consist of assignment statements used in Versioning.

Overview

Python methods overview

Name	Description
Python method	Python functions defined in python modules.
Special python method	Python functions with special names and functionalities.
Python class	Classes defined in python modules.
Python class method	Python methods defined in python classes

Examples

Python methods examples

Name	Type	Description
__init__	class object constructor method	The special method __init__ is called when an instance (object) of a class is created; instance attributes can be defined and initalized in the method.