Adds the correct extension to a provided library path

library_extension_adder.py

# platform library extension adder for Python or something

import os
import sys

__PLATFORM_LIBRARY_EXTENSIONS = {
	'windows': 'dll',
	'darwin': 'dylib',
	'linux': 'so',
}


def add_library_extension(original_name):
	"""Add the platform's library file extension to the given file name.

	If we don't know what extension this platform uses, returns None.
	"""
	if sys.platform in __PLATFORM_LIBRARY_EXTENSIONS:
		return '{}{}{}'.format(original_name, os.extsep, __PLATFORM_LIBRARY_EXTENSIONS[sys.platform])
	return None