Poetry stuff.

src/holt59/aoc/__main__.py

@@ -0,0 +1,49 @@
+import argparse
+import importlib
+import os
+import sys
+from pathlib import Path
+
+
+def main():
+    parser = argparse.ArgumentParser("Holt59 Advent-Of-Code Runner")
+    parser.add_argument("-v", "--verbose", action="store_true", help="verbose mode")
+    parser.add_argument("-t", "--test", action="store_true", help="test mode")
+    parser.add_argument(
+        "-u", "--user", type=str, default="holt59", help="user input to use"
+    )
+    parser.add_argument(
+        "-i",
+        "--input",
+        type=Path,
+        default=None,
+        help="input to use (override user and test)",
+    )
+    parser.add_argument("-y", "--year", type=int, help="year to run", default=2023)
+    parser.add_argument("day", type=int, help="day to run")
+
+    args = parser.parse_args()
+
+    verbose: bool = args.verbose
+    test: bool = args.test
+    user: str = args.user
+    input_path: Path | None = args.input
+
+    year: int = args.year
+    day: int = args.day
+
+    # TODO: change this
+    if verbose:
+        os.environ["AOC_VERBOSE"] = "True"
+
+    if input_path is None:
+        input_path = Path(__file__).parent.joinpath(
+            "inputs", "tests" if test else user, str(year), f"day{day}.txt"
+        )
+    assert input_path.exists(), f"{input_path} missing"
+
+    with open(input_path) as fp:
+        sys.stdin = fp
+        importlib.import_module(f".{year}.day{day}", __package__)
+
+    sys.stdin = sys.__stdin__