diff --git a/hera/config.py b/hera/config.py
index 1f62812..762891d 100644
--- a/hera/config.py
+++ b/hera/config.py
@@ -1,16 +1,17 @@
-LINES = None
-
+"""Global configuration set by the main function."""
 
-# ANSI color codes (https://stackoverflow.com/questions/4842424/)
-# When the --no-color flag is specified, these constants are set to the empty
-# string, so they can be used unconditionally in your code but will still obey
-# the flag value.
+# The lines of the program being processed (a list of strings). Used for error messages.
+LINES = None
 
 
 def _make_ansi(*params):
     return "\033[" + ";".join(map(str, params)) + "m"
 
 
+# ANSI color codes (https://stackoverflow.com/questions/4842424/)
+# When the --no-color flag is specified, these constants are set to the empty string, so
+# they can be used unconditionally in your code but will still obey the flag value.
+
 ANSI_RED_BOLD = _make_ansi(31, 1)
 ANSI_MAGENTA_BOLD = _make_ansi(35, 1)
 ANSI_RESET = _make_ansi(0)