Apply suggestions from code review

Co-authored-by: kvid <kvid@users.noreply.github.com>

docs/README.md

@@ -137,7 +137,7 @@ mywire.tsv        BOM (bill of materials) as tab-separated text file
 mywire.html       HTML page with wiring diagram and BOM embedded
 ```
 
-Wildcars in the file path are also supported to process multiple files at once, e.g.:
+Wildcards in the file path are also supported to process multiple files at once, e.g.:
 ```
 $ wireviz ~/path/to/files/*.yml
 ```

src/wireviz/wv_cli.py

@@ -31,7 +31,11 @@ epilog = (
 )
 
 
-@click.command(epilog=epilog, no_args_is_help=True)
+@click.command(
+    epilog=epilog,
+    no_args_is_help=True,
+    context_settings=dict(help_option_names=["-h", "--help"]),
+)
 @click.argument("file", nargs=-1)
 @click.option(
     "-f",

src/wireviz/wv_colors.py

@@ -227,7 +227,7 @@ COLOR_CODES = {
         "BUVT", "VTBU", "OGVT", "VTOG", "GNVT", "VTGN", "BNVT", "VTBN", "SLVT", "VTSL",
     ],
     "TELALT": [  # 25x2: Tip and then ring of each pair
-        "WHBU", "BU", "WHOG", "OG", "WHGN", "GN", "WHBN", "BN", "WHSL", "SL",
+        "WHBU", "BU",   "WHOG", "OG",   "WHGN", "GN",   "WHBN", "BN",   "WHSL", "SL",
         "RDBU", "BURD", "RDOG", "OGRD", "RDGN", "GNRD", "RDBN", "BNRD", "RDSL", "SLRD",
         "BKBU", "BUBK", "BKOG", "OGBK", "BKGN", "GNBK", "BKBN", "BNBK", "BKSL", "SLBK",
         "YEBU", "BUYE", "YEOG", "OGYE", "YEGN", "GNYE", "YEBN", "BNYE", "YESL", "SLYE",

src/wireviz/wv_dataclasses.py

@@ -22,8 +22,8 @@ from wireviz.wv_colors import (
 )
 from wireviz.wv_utils import (
     NumberAndUnit,
-    awg_equiv,
     aspect_ratio,
+    awg_equiv,
     mm2_equiv,
     parse_number_and_unit,
     remove_links,