feat: support "help" as a subcommand synonymous with "--help" #868

linodecli/cli.py

@@ -25,7 +25,13 @@
 METHODS = ("get", "post", "put", "delete")
 
 logger = getLogger(__name__)
+args = sys.argv[1:]
 
+if len(args) > 0 and args[-1] == "help":
+    sys.argv = [sys.argv[0]] + args[:-1] + ["--help"]
+
+elif len(args) > 0 and args[0] == "help":
+    sys.argv = [sys.argv[0]] + args[1:] + ["--help"]
 
 class CLI:  # pylint: disable=too-many-instance-attributes
     """

tests/test_help_alias.py

@@ -0,0 +1,18 @@
+import subprocess
+import os
+def test_help_alias():
+    env = os.environ.copy()
+    env["LINODE_CLI_CONFIG"] = "/dev/null"
+    env["HOME"] = "/tmp"
+
+    result = subprocess.run(
+        ["python3", "-m", "linodecli", "instance", "help"],
+        capture_output=True,
+        text=True,
+        timeout=5,
+        env=env,
+        input="\n"
+    )
+
+    assert result.returncode == 0
+    assert "usage" in result.stdout.lower()