added doc comments to all formatters

html_to_django/formatters/__init__.py

@@ -1,3 +1,12 @@
+"""
+formatters
+
+This package contains modules that define various formatters for modifying a BeautifulSoup object in place.
+
+Each formatter module contains a `format` function that performs a specific modification on the BeautifulSoup object.
+
+The `formatters` list in this package contains all the formatter modules for easy access and usage.
+"""
 from . import (for_formatter, if_formatter, var_formatter, block_formatter, static_formatter, attr_formatter,
                for_wrap_formatter, unwrap_formatter, include_formatter, remove_default_formatter, command_formatter,
                style_formatter, style_raw_formatter)