[upstream_utils] Import argparse to wpiutil (#7071)

upstream_utils/argparse_lib.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import os
+import shutil
+
+from upstream_utils import Lib
+
+
+def copy_upstream_src(wpilib_root):
+    wpiutil = os.path.join(wpilib_root, "wpiutil")
+
+    # Copy header into allwpilib
+    dest_filename = os.path.join(
+        wpiutil,
+        f"src/main/native/thirdparty/argparse/include/wpi/argparse.h",
+    )
+    shutil.copyfile("include/argparse/argparse.hpp", dest_filename)
+    # Rename namespace from argparse to wpi
+    with open(dest_filename) as f:
+        content = f.read()
+    content = content.replace("namespace argparse", "namespace wpi")
+    content = content.replace("argparse::", "wpi::")
+    content = content.replace("ARGPARSE_", "WPI_")
+    with open(dest_filename, "w") as f:
+        f.write(content)
+
+
+def main():
+    name = "argparse"
+    url = "https://github.com/p-ranav/argparse"
+    # master on 2024-09-11
+    tag = "fd13c2859131ab463e617a5a8abcc69eb7e1d897"
+
+    expected = Lib(name, url, tag, copy_upstream_src)
+    expected.main()
+
+
+if __name__ == "__main__":
+    main()