Wrote documentation for every func/class in .py

src/util/helpers.py

@@ -3,6 +3,7 @@ import logging
 
 
 class ColoredFormatter(logging.Formatter):
+    """ Class to prettify logger and command line output """
     MAPPING = {
         'DEBUG': 37,  # white
         'INFO': 36,  # cyan
@@ -61,9 +62,7 @@ class BookLogger:
         self.logger.log(msg=message, level=logging_level, stacklevel=2)
 
     def log_error_to_main_log(self, message=''):
-        """
-        Method for logging error to main log file.
-        """
+        """ Method for logging error to main log file. """
         if self.main_logger:
             if not message:
                 message = f'Error in book conversion. Check log file.'
@@ -71,6 +70,8 @@ class BookLogger:
 
 
 class BookStatusWrapper:
+    """Class sets/updates statuses of Converter on Platform"""
+
     def __init__(self, access, logger_object, book_id=0):
         self.access = access
         self.logger_object = logger_object