Introduce utils.open_browser

sphinx_autobuild/__main__.py

@@ -16,7 +16,7 @@
 from sphinx_autobuild import __version__
 from sphinx_autobuild.build import Builder
 from sphinx_autobuild.filter import IgnoreFilter
-from sphinx_autobuild.utils import find_free_port
+from sphinx_autobuild.utils import find_free_port, open_browser
 
 
 def main():
@@ -55,12 +55,10 @@ def main():
     if not args.no_initial_build:
         builder()
 
-    if args.openbrowser is True:
-        server.serve(
-            port=port_num, host=args.host, root=outdir, open_url_delay=args.delay
-        )
-    else:
-        server.serve(port=port_num, host=args.host, root=outdir)
+    if args.open_browser:
+        open_browser(f"{args.host}:{port_num}", args.delay)
+
+    server.serve(port=port_num, host=args.host, root=outdir)
 
 
 def _parse_args(argv):
@@ -156,7 +154,6 @@ def _add_autobuild_arguments(parser):
     )
     group.add_argument(
         "--open-browser",
-        dest="openbrowser",
         action="store_true",
         default=False,
         help="open the browser after building documentation",

sphinx_autobuild/utils.py

@@ -2,6 +2,9 @@
 
 import shlex
 import socket
+import threading
+import time
+import webbrowser
 
 from colorama import Fore, Style
 
@@ -17,6 +20,16 @@ def find_free_port():
         return s.getsockname()[1]
 
 
+def open_browser(url_host: str, delay: int) -> None:
+    def _opener():
+        time.sleep(delay)
+        webbrowser.open(f"http://{url_host}")
+
+    t = threading.Thread(target=_opener)
+    t.start()
+    t.join()
+
+
 def _log(text, *, colour):
     print(f"{Fore.GREEN}[sphinx-autobuild] {colour}{text}{Style.RESET_ALL}")