From 0e952c3cb760168f9e9af626b9a8b2c4d8188f6a Mon Sep 17 00:00:00 2001
From: Will McGugan <willmcgugan@gmail.com>
Date: Sun, 12 Apr 2026 11:05:57 +0700
Subject: [PATCH 1/2] proxy isatty

---
 rich/file_proxy.py       |  3 +++
 tests/test_file_proxy.py | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/rich/file_proxy.py b/rich/file_proxy.py
index 4b0b0da6c2..e32523bd6b 100644
--- a/rich/file_proxy.py
+++ b/rich/file_proxy.py
@@ -55,3 +55,6 @@ def flush(self) -> None:
 
     def fileno(self) -> int:
         return self.__file.fileno()
+
+    def isatty(self) -> bool:
+        return self.__file.isatty()
diff --git a/tests/test_file_proxy.py b/tests/test_file_proxy.py
index 2ec4d789e3..c73b23fe17 100644
--- a/tests/test_file_proxy.py
+++ b/tests/test_file_proxy.py
@@ -35,3 +35,20 @@ def test_new_lines():
     assert file.getvalue() == "-\n"
     file_proxy.flush()
     assert file.getvalue() == "-\n-\n"
+
+
+def test_isatty():
+    """Check isatty is proxied
+
+    Regression test for https://github.com/Textualize/rich/issues/4041
+
+    """
+
+    class TTYFile:
+        def isatty(self) -> bool:
+            return True
+
+    file = TTYFile()
+    console = Console()
+    file_proxy = FileProxy(console, file)
+    assert file_proxy.isatty()

From 494b795031782c694297d2db78bd04fb8c82f590 Mon Sep 17 00:00:00 2001
From: Will McGugan <willmcgugan@gmail.com>
Date: Sun, 12 Apr 2026 11:06:55 +0700
Subject: [PATCH 2/2] changelog

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f4c27de5f6..d2e7906004 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Fixed empty print ignoring the `end` parameter
 - Fixed `Text.from_ansi` removing newlines https://github.com/Textualize/rich/pull/4076
+- Fixed `FileProxy.isatty` not proxying https://github.com/Textualize/rich/pull/4077
 
 ## [14.3.4] - 2026-04-11