[LOGOS] Implements support for alternative styles and adds Apple "retro"

> Closes #98.

CHANGELOG.md

@@ -12,6 +12,7 @@ and this project (partially) adheres to [Semantic Versioning](https://semver.org
 - Homebrew formula in the default tap
 - `CLICOLOR[_FORCE]` environment variables support
 - `LOGNAME` environment variable support for `User`
+- Alternative logo style support (see `-l` option with `retro` parameter for Darwin)
 
 ### Changed
 - Prevent text truncation when writing output to a pipe

archey.1

@@ -41,6 +41,10 @@ supported distribution identifier to show the logo of, pass `unknown` to list th
 output entries data to JSON format, use multiple times to increase
 indentation
 
+.IP "-l, --logo-style IDENTIFIER"
+alternative logo style identifier to show instead of the distribution default one.
+For instance, you can try 'retro' to prefer old Apple's logo on Darwin platforms
+
 .IP "-s, --screenshot [FILENAME]"
 take a screenshot once execution is done, optionally specify a target
 path

archey/__main__.py

@@ -92,6 +92,12 @@ def args_parsing() -> argparse.Namespace:
         action='count',
         help='output entries data to JSON format, use multiple times to increase indentation'
     )
+    parser.add_argument(
+        '-l', '--logo-style',
+        metavar='IDENTIFIER',
+        help="alternative logo style identifier to show instead of the distribution default one. "
+             "For instance, you can try 'retro' to prefer old Apple's logo on Darwin platforms"
+    )
     parser.add_argument(
         '-s', '--screenshot',
         metavar='PATH',
@@ -126,6 +132,7 @@ def main():
         available_entries = [{'type': entry_name} for entry_name in Entries.__members__.keys()]
 
     output = Output(
+        preferred_logo_style=args.logo_style,
         preferred_distribution=args.distribution,
         format_to_json=args.json
     )

archey/logos/darwin.py

@@ -24,3 +24,35 @@ LOGO = [
     """{c[0]}      ;KMMMMMMMWXXWMMMMMMMk.      """,
     """{c[0]}        .cooc,.    .,coo:.        """
 ]
+
+# Alternative logo : Apple's "retro" logo.
+
+COLORS_RETRO = [
+    Colors.CYAN_BRIGHT,
+    Colors.GREEN_BRIGHT,
+    Colors.YELLOW_BRIGHT,
+    Colors.YELLOW_NORMAL,
+    Colors.RED_BRIGHT,
+    Colors.MAGENTA_BRIGHT,
+    Colors.BLUE_BRIGHT
+]
+
+LOGO_RETRO = [
+    """{c[0]}                     {c[1]}'c.{c[0]}          """,
+    """{c[0]}                  {c[1]},xNMM.{c[0]}          """,
+    """{c[0]}                {c[1]}.OMMMMo{c[0]}           """,
+    """{c[0]}                {c[1]}OMMM0,{c[0]}            """,
+    """{c[0]}      {c[1]}.;loddo:'{c[0]} {c[1]}loolloddol;.{c[0]}      """,
+    """{c[0]}    {c[1]}cKMMMMMMMMMMNWMMMMMMMMMM0:{c[0]}    """,
+    """{c[0]}  {c[2]}.KMMMMMMMMMMMMMMMMMMMMMMMWd.{c[0]}    """,
+    """{c[0]}  {c[2]}XMMMMMMMMMMMMMMMMMMMMMMMX.{c[0]}      """,
+    """{c[0]}  {c[3]}MMMMMMMMMMMMMMMMMMMMMMMM:{c[0]}       """,
+    """{c[0]}  {c[3]}MMMMMMMMMMMMMMMMMMMMMMMM:{c[0]}       """,
+    """{c[0]}  {c[4]}MMMMMMMMMMMMMMMMMMMMMMMMX.{c[0]}      """,
+    """{c[0]}  {c[4]}kMMMMMMMMMMMMMMMMMMMMMMMMWd.{c[0]}    """,
+    """{c[0]}  {c[5]}.XMMMMMMMMMMMMMMMMMMMMMMMMMMk{c[0]}   """,
+    """{c[0]}   {c[5]}.XMMMMMMMMMMMMMMMMMMMMMMMMK.{c[0]}   """,
+    """{c[0]}     {c[6]}kMMMMMMMMMMMMMMMMMMMMMMd{c[0]}     """,
+    """{c[0]}      {c[6]};KMMMMMMMWXXWMMMMMMMk.{c[0]}      """,
+    """{c[0]}        {c[6]}.cooc,.{c[0]}    {c[6]}.,coo:.{c[0]}        """
+]

archey/output.py

@@ -27,6 +27,7 @@ class Output:
     def __init__(self, **kwargs):
         # Fetches passed arguments.
         self._format_to_json = kwargs.get('format_to_json')
+        preferred_logo_style = (kwargs.get('preferred_logo_style') or '').upper()
 
         try:
             # If set, force the distribution to `preferred_distribution` argument.
@@ -37,7 +38,13 @@ class Output:
 
         # Retrieve distribution's logo module before copying and DRY-ing its attributes.
         logo_module = lazy_load_logo_module(self._distribution.value)
-        self._logo, self._colors = logo_module.LOGO.copy(), logo_module.COLORS.copy()
+
+        # If set and available, fetch an alternative logo style from module.
+        if preferred_logo_style and hasattr(logo_module, f"LOGO_{preferred_logo_style}"):
+            self._logo = getattr(logo_module, f"LOGO_{preferred_logo_style}").copy()
+            self._colors = getattr(logo_module, f"COLORS_{preferred_logo_style}").copy()
+        else:
+            self._logo, self._colors = logo_module.LOGO.copy(), logo_module.COLORS.copy()
 
         # If `os-release`'s `ANSI_COLOR` option is set, honor it.
         ansi_color = Distributions.get_ansi_color()