From 11c7a5d0448a4022ff45092580ce8aa6def6de04 Mon Sep 17 00:00:00 2001
From: Kurt McKee <contactme@kurtmckee.org>
Date: Sat, 29 Jun 2024 10:30:13 -0500
Subject: [PATCH] Lazy-open output files, and ensure they are always closed

---
 readme_renderer/__main__.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/readme_renderer/__main__.py b/readme_renderer/__main__.py
index e7c1187..a370fab 100644
--- a/readme_renderer/__main__.py
+++ b/readme_renderer/__main__.py
@@ -18,7 +18,7 @@ def main(cli_args: Optional[List[str]] = None) -> None:
                         help="README format (inferred from input file name or package)")
     parser.add_argument('input', help="Input README file or package name")
     parser.add_argument('-o', '--output', help="Output file (default: stdout)",
-                        type=argparse.FileType('w'), default='-')
+                        default='-')
     args = parser.parse_args(cli_args)
 
     content_format = args.format
@@ -55,7 +55,11 @@ def main(cli_args: Optional[List[str]] = None) -> None:
                          "`rst`, or `txt`)")
     if rendered is None:
         sys.exit(1)
-    print(rendered, file=args.output)
+    if args.output == "-":
+        print(rendered, file=sys.stdout)
+    else:
+        with open(args.output, "w") as fp:
+            print(rendered, file=fp)
 
 
 if __name__ == '__main__':