--- a/curlyq	Thu Dec 26 20:56:38 2019 -0800
+++ b/curlyq	Thu Dec 26 21:54:10 2019 -0800
@@ -66,15 +66,16 @@
 # M a i n   P r o g r a m
 
 # Parse arguments
-parser = argparse.ArgumentParser(description='Make straight quotes curly.', prog=MYNAME)
+parser = argparse.ArgumentParser(
+    description='Make straight quotes curly.', prog=MYNAME)
 group = parser.add_mutually_exclusive_group()
 group.add_argument("--flowed", action="store_true", help="Input is flowed text.")
 group.add_argument("--html", action="store_true", help="Input is HTML.")
 group.add_argument("--uncurl", action="store_true", help="Uncurl quotes instead of curling them.")
 parser.add_argument("--force", action="store_true", help="Force all quotes to straight ones first.")
-parser.add_argument("--icoding", default="UTF-8", help="Input encoding.")
+parser.add_argument("--icoding", default="UTF-8", help="Input encoding (default UTF-8).")
 parser.add_argument("--inplace", action="store_true", help="Edit file in-place.")
-parser.add_argument("--ocoding", default="UTF-8", help="Output encoding.")
+parser.add_argument("--ocoding", default="UTF-8", help="Output encoding (default UTF-8).")
 parser.add_argument("input", nargs="?", help="Input file.")
 parser.add_argument("output", nargs="?", help="Output file.")
 try:
@@ -90,7 +91,7 @@
     sys.stderr.write("{0}: {1!s}\n".format(MYNAME, e))
     sys.exit(2)
 if not CODECS_TO_NAME.get(codec, "").startswith("UTF-"):
-    sys.stderr.write("{0}: {1!s} output coding does not support Unicode\n".format(MYNAME, args.ocoding))
+    sys.stderr.write("{0}: {1!r} output coding does not support Unicode\n".format(MYNAME, args.ocoding))
     sys.exit(1)
 del codec