Throw specific errors for missing ircmatch/setuptools libraries

classes.py

@@ -16,7 +16,10 @@ import hashlib
 from copy import deepcopy
 import inspect
 
-import ircmatch
+try:
+    import ircmatch
+except ImportError:
+    raise ImportError("Please install the ircmatch library and try again.")
 
 from . import world, utils, structures, __version__
 from .log import *

setup.py

@@ -1,6 +1,9 @@
 """Setup module for PyLink IRC Services."""
 
-from setuptools import setup, find_packages
+try:
+    from setuptools import setup, find_packages
+except ImportError:
+    raise ImportError("Please install Setuptools and try again.")
 from codecs import open
 import subprocess
 from os import path