← eval4_submission

rich_4077

resolved RESOLVED PASS · 25 tool calls · 74 s · Textualize/rich

Task input

proxy isatty

Fixes https://github.com/Textualize/rich/issues/4041

Tool calls (26)

#ToolArgumentsResult
1run_command
{
 "command": "grep -rn \"isatty\" . | head -20"
}
{"status": "ok", "stdout": "./tests/test_null_file.py:9: assert not file.isatty()\n./tests/test_console.py:875: def _mock_isatty():\n./tests/test_console.py:878
full
{"status": "ok", "stdout": "./tests/test_null_file.py:9:        assert not file.isatty()\n./tests/test_console.py:875:    def _mock_isatty():\n./tests/test_console.py:878:    console.file.isatty = _mock_isatty\n./tests/test_console.py:1079:            self.called_isatty = False\n./tests/test_console.py:1081:        def isatty(self) -> bool:\n./tests/test_console.py:1082:            self.called_isatty = True\n./tests/test_console.py:1086:        \"\"\"A file object that reports False for isatty\"\"\"\n./tests/test_console.py:1089:            self.called_isatty = False\n./tests/test_console.py:1091:        def isatty(self) -> bool:\n./tests/test_console.py:1092:            self.called_isatty = True\n./tests/test_console.py:1099:    # Should have called isatty to auto-detect tty support\n./tests/test_console.py:1100:    assert console.file.called_isatty\n./tests/test_console.py:1107:    assert not console.file.called_isatty\n./tests/test_console.py:1114:    assert console.file.called_isatty\n./tests/test_console.py:1121:    assert console.file.called_isatty\n./tests/test_console.py:1128:    assert console.file.called_isatty\n./tests/test_console.py:1135:    assert not console.file.called_isatty\n./rich/console.py:969:        isatty: Optional[Callable[[], bool]] = getattr(self.file, \"isatty\", None)\n./rich/console.py:971:            return False if isatty is None else isatty()\n./rich/console.py:973:            # in some situation (at the end of a pytest run for example) isatty() can raise\n", "exit_code": 0}
2read_file
{
 "filepath": "rich/console.py",
 "start_line": 960,
 "end_line": 980
}
{"status": "ok", "filepath": "rich/console.py", "content": " if tty_compatible == \"1\":\n return True\n\n # https://force-color.org/\n force_color = environ.ge
full
{"status": "ok", "filepath": "rich/console.py", "content": "        if tty_compatible == \"1\":\n            return True\n\n        # https://force-color.org/\n        force_color = environ.get(\"FORCE_COLOR\")\n        if force_color is not None:\n            return force_color != \"\"\n\n        # Any other value defaults to auto detect\n        isatty: Optional[Callable[[], bool]] = getattr(self.file, \"isatty\", None)\n        try:\n            return False if isatty is None else isatty()\n        except ValueError:\n            # in some situation (at the end of a pytest run for example) isatty() can raise\n            # ValueError: I/O operation on closed file\n            # return False because we aren't in a terminal anymore\n            return False\n\n    @property\n    def is_dumb_terminal(self) -> bool:\n        \"\"\"Detect dumb terminal.\n", "start_line": 960, "end_line": 980, "total_lines": 2698, "is_truncated": false}
3run_command
{
 "command": "grep -rn \"FileProxy\" ."
}
{"status": "ok", "stdout": "./CHANGELOG.md:373:- Fixed missing `fileno` on FileProxy\n./CHANGELOG.md:1188:- FileProxy now raises TypeError for empty non-str arg
full
{"status": "ok", "stdout": "./CHANGELOG.md:373:- Fixed missing `fileno` on FileProxy\n./CHANGELOG.md:1188:- FileProxy now raises TypeError for empty non-str arguments https://github.com/textualize/rich/issues/828\n./tests/test_file_proxy.py:7:from rich.file_proxy import FileProxy\n./tests/test_file_proxy.py:12:    file_proxy = FileProxy(console, sys.stdout)\n./tests/test_file_proxy.py:23:    file_proxy = FileProxy(console, file)\n./tests/test_file_proxy.py:33:    file_proxy = FileProxy(console, file)\n./rich/file_proxy.py:11:class FileProxy(io.TextIOBase):\n./rich/live.py:11:from .file_proxy import FileProxy\n./rich/live.py:198:            if self._redirect_stdout and not isinstance(sys.stdout, FileProxy):\n./rich/live.py:200:                sys.stdout = cast(\"TextIO\", FileProxy(self.console, sys.stdout))\n./rich/live.py:201:            if self._redirect_stderr and not isinstance(sys.stderr, FileProxy):\n./rich/live.py:203:                sys.stderr = cast(\"TextIO\", FileProxy(self.console, sys.stderr))\n", "exit_code": 0}
4read_file
{
 "filepath": "rich/file_proxy.py"
}
{"status": "ok", "filepath": "rich/file_proxy.py", "content": "import io\nfrom typing import IO, TYPE_CHECKING, Any, List\n\nfrom .ansi import AnsiDecoder\nfrom
full
{"status": "ok", "filepath": "rich/file_proxy.py", "content": "import io\nfrom typing import IO, TYPE_CHECKING, Any, List\n\nfrom .ansi import AnsiDecoder\nfrom .text import Text\n\nif TYPE_CHECKING:\n    from .console import Console\n\n\nclass FileProxy(io.TextIOBase):\n    \"\"\"Wraps a file (e.g. sys.stdout) and redirects writes to a console.\"\"\"\n\n    def __init__(self, console: \"Console\", file: IO[str]) -> None:\n        self.__console = console\n        self.__file = file\n        self.__buffer: List[str] = []\n        self.__ansi_decoder = AnsiDecoder()\n\n    @property\n    def rich_proxied_file(self) -> IO[str]:\n        \"\"\"Get proxied file.\"\"\"\n        return self.__file\n\n    def __getattr__(self, name: str) -> Any:\n        return getattr(self.__file, name)\n\n    def write(self, text: str) -> int:\n        if not isinstance(text, str):\n            raise TypeError(f\"write() argument must be str, not {type(text).__name__}\")\n        buffer = self.__buffer\n        lines: List[str] = []\n        while text:\n            line, new_line, text = text.partition(\"\\n\")\n            if new_line:\n                lines.append(\"\".join(buffer) + line)\n                buffer.clear()\n            else:\n                buffer.append(line)\n                break\n        if lines:\n            console = self.__console\n            with console:\n                output = Text(\"\\n\").join(\n                    self.__ansi_decoder.decode_line(line) for line in lines\n                )\n                console.print(output)\n        return len(text)\n\n    def flush(self) -> None:\n        output = \"\".join(self.__buffer)\n        if output:\n            self.__console.print(output)\n        del self.__buffer[:]\n\n    def fileno(self) -> int:\n        return self.__file.fileno()\n", "start_line": 1, "end_line": 57, "total_lines": 57, "is_truncated": false}
5run_command
{
 "command": "python3 -c \"import sys; from rich.file_proxy import FileProxy; from rich.console import Console; console = Console(); proxy = FileProxy(console, sys.stdout); print(f'isatty exists: {hasattr(proxy, \\\"isatty\\\")}'); print(f'isatty value: {getattr(proxy, \\\"isatty\\\", \\\"N/A\\\")}')\""
}
{"status": "ok", "stdout": "isatty exists: True\nisatty value: <built-in method isatty of FileProxy object at 0x7a8b07a3cd60>\n", "exit_code": 0}
full
{"status": "ok", "stdout": "isatty exists: True\nisatty value: <built-in method isatty of FileProxy object at 0x7a8b07a3cd60>\n", "exit_code": 0}
6run_command
{
 "command": "python3 -c \"import sys; from rich.file_proxy import FileProxy; from rich.console import Console; console = Console(); proxy = FileProxy(console, sys.stdout); print(f'proxy.isatty(): {proxy.isatty()}')\""
}
{"status": "ok", "stdout": "proxy.isatty(): False\n", "exit_code": 0}
full
{"status": "ok", "stdout": "proxy.isatty(): False\n", "exit_code": 0}
7run_command
{
 "command": "python3 -c \"import sys; print(f'sys.stdout.isatty(): {sys.stdout.isatty()}')\""
}
{"status": "ok", "stdout": "sys.stdout.isatty(): False\n", "exit_code": 0}
full
{"status": "ok", "stdout": "sys.stdout.isatty(): False\n", "exit_code": 0}
8run_command
{
 "command": "python3 -c \"import os; import sys; from rich.file_proxy import FileProxy; from rich.console import Console; console = Console(); proxy = FileProxy(console, sys.stdout); print(f'sys.stdout.isatty(): {sys.stdout.isatty()}'); print(f'proxy.isatty(): {proxy.isatty()}')\""
}
{"status": "ok", "stdout": "sys.stdout.isatty(): False\nproxy.isatty(): False\n", "exit_code": 0}
full
{"status": "ok", "stdout": "sys.stdout.isatty(): False\nproxy.isatty(): False\n", "exit_code": 0}
9run_command
{
 "command": "python3 -c \"import os; import sys; from rich.file_proxy import FileProxy; from rich.console import Console; console = Console(); proxy = FileProxy(console, sys.stdout); print(f'proxy.isatty(): {proxy.isatty()}'); print(f'sys.stdout.isatty(): {sys.stdout.isatty()}')\""
}
{"status": "ok", "stdout": "proxy.isatty(): False\nsys.stdout.isatty(): False\n", "exit_code": 0}
full
{"status": "ok", "stdout": "proxy.isatty(): False\nsys.stdout.isatty(): False\n", "exit_code": 0}
10run_command
{
 "command": "python3 -c \"import io; from rich.file_proxy import FileProxy; from rich.console import Console; console = Console(); class MockFile(io.TextIOBase): def isatty(self): return True; mock_file = MockFile(); proxy = FileProxy(console, mock_file); print(f'mock_file.isatty(): {mock_file.isatty()}'); print(f'proxy.isatty(): {proxy.isatty()}')\""
}
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 1", "details": {"stdout": "", "stderr": " File \"<string>\", l
full
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 1", "details": {"stdout": "", "stderr": "  File \"<string>\", line 1\n    import io; from rich.file_proxy import FileProxy; from rich.console import Console; console = Console(); class MockFile(io.TextIOBase): def isatty(self): return True; mock_file = MockFile(); proxy = FileProxy(console, mock_file); print(f'mock_file.isatty(): {mock_file.isatty()}'); print(f'proxy.isatty(): {proxy.isatty()}')\n                                                                                                             ^^^^^\nSyntaxError: invalid syntax\n", "exit_code": 1}}
11write_file
{
 "content": "import io\nfrom rich.file_proxy import FileProxy\nfrom rich.console import Console\n\nclass MockFile(io.TextIOBase):\n    def isatty(self):\n        return True\n\nconsole = Console()\nmock_file = MockFile()\nproxy = FileProxy(console, mock_file)\nprint(f\"mock_file.isatty(): {mock_file.isatty()}\")\ntry:\n    print(f\"proxy.isatty(): {proxy.isatty()}\")\nexcept Exception as e:\n    print(f\"proxy.isatty() raised: {e}\")\n",
 "filepath": "/tmp/test_proxy_isatty.py"
}
{"status": "ok", "filepath": "/tmp/test_proxy_isatty.py", "size": 404}
full
{"status": "ok", "filepath": "/tmp/test_proxy_isatty.py", "size": 404}
12run_command
{
 "command": "python3 /tmp/test_proxy_isatty.py"
}
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 2", "details": {"stdout": "", "stderr": "python3: can't open f
full
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 2", "details": {"stdout": "", "stderr": "python3: can't open file '/tmp/swe_work/eval4_submission/rich_4077/a/tmp/test_proxy_isatty.py': [Errno 2] No such file or directory\n", "exit_code": 2}}
13run_command
{
 "command": "python3 /workspace/tmp/test_proxy_isatty.py"
}
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 2", "details": {"stdout": "", "stderr": "python3: can't open f
full
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 2", "details": {"stdout": "", "stderr": "python3: can't open file '/tmp/swe_work/eval4_submission/rich_4077/a/workspace/tmp/test_proxy_isatty.py': [Errno 2] No such file or directory\n", "exit_code": 2}}
14run_command
{
 "command": "mkdir -p /tmp && python3 /tmp/test_proxy_isatty.py"
}
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 2", "details": {"stdout": "", "stderr": "python3: can't open f
full
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 2", "details": {"stdout": "", "stderr": "python3: can't open file '/tmp/swe_work/eval4_submission/rich_4077/a/tmp/test_proxy_isatty.py': [Errno 2] No such file or directory\n", "exit_code": 2}}
15write_file
{
 "content": "import io\nfrom rich.file_proxy import FileProxy\nfrom rich.console import Console\n\nclass MockFile(io.TextIOBase):\n    def isatty(self):\n        return True\n\nconsole = Console()\nmock_file = MockFile()\nproxy = FileProxy(console, mock_file)\nprint(f\"mock_file.isatty(): {mock_file.isatty()}\")\ntry:\n    print(f\"proxy.isatty(): {proxy.isatty()}\")\nexcept Exception as e:\n    print(f\"proxy.isatty() raised: {e}\")\n",
 "filepath": "test_proxy_isatty.py"
}
{"status": "ok", "filepath": "test_proxy_isatty.py", "size": 404}
full
{"status": "ok", "filepath": "test_proxy_isatty.py", "size": 404}
16run_command
{
 "command": "python3 test_proxy_isatty.py"
}
{"status": "ok", "stdout": "mock_file.isatty(): True\nproxy.isatty(): False\n", "exit_code": 0}
full
{"status": "ok", "stdout": "mock_file.isatty(): True\nproxy.isatty(): False\n", "exit_code": 0}
17read_file
{
 "filepath": "rich/file_proxy.py"
}
{"status": "ok", "filepath": "rich/file_proxy.py", "content": "import io\nfrom typing import IO, TYPE_CHECKING, Any, List\n\nfrom .ansi import AnsiDecoder\nfrom
full
{"status": "ok", "filepath": "rich/file_proxy.py", "content": "import io\nfrom typing import IO, TYPE_CHECKING, Any, List\n\nfrom .ansi import AnsiDecoder\nfrom .text import Text\n\nif TYPE_CHECKING:\n    from .console import Console\n\n\nclass FileProxy(io.TextIOBase):\n    \"\"\"Wraps a file (e.g. sys.stdout) and redirects writes to a console.\"\"\"\n\n    def __init__(self, console: \"Console\", file: IO[str]) -> None:\n        self.__console = console\n        self.__file = file\n        self.__buffer: List[str] = []\n        self.__ansi_decoder = AnsiDecoder()\n\n    @property\n    def rich_proxied_file(self) -> IO[str]:\n        \"\"\"Get proxied file.\"\"\"\n        return self.__file\n\n    def __getattr__(self, name: str) -> Any:\n        return getattr(self.__file, name)\n\n    def write(self, text: str) -> int:\n        if not isinstance(text, str):\n            raise TypeError(f\"write() argument must be str, not {type(text).__name__}\")\n        buffer = self.__buffer\n        lines: List[str] = []\n        while text:\n            line, new_line, text = text.partition(\"\\n\")\n            if new_line:\n                lines.append(\"\".join(buffer) + line)\n                buffer.clear()\n            else:\n                buffer.append(line)\n                break\n        if lines:\n            console = self.__console\n            with console:\n                output = Text(\"\\n\").join(\n                    self.__ansi_decoder.decode_line(line) for line in lines\n                )\n                console.print(output)\n        return len(text)\n\n    def flush(self) -> None:\n        output = \"\".join(self.__buffer)\n        if output:\n            self.__console.print(output)\n        del self.__buffer[:]\n\n    def fileno(self) -> int:\n        return self.__file.fileno()\n", "start_line": 1, "end_line": 57, "total_lines": 57, "is_truncated": false}
18run_command
{
 "command": "python3 -c \"import io; from rich.file_proxy import FileProxy; from rich.console import Console; class MockFile(io.TextIOBase): def isatty(self): return True; console = Console(); mock_file = MockFile(); proxy = FileProxy(console, mock_file); print(f'proxy.isatty: {proxy.isatty}')\""
}
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 1", "details": {"stdout": "", "stderr": " File \"<string>\", l
full
{"status": "error", "error_type": "CommandError", "error_message": "Command failed with exit code 1", "details": {"stdout": "", "stderr": "  File \"<string>\", line 1\n    import io; from rich.file_proxy import FileProxy; from rich.console import Console; class MockFile(io.TextIOBase): def isatty(self): return True; console = Console(); mock_file = MockFile(); proxy = FileProxy(console, mock_file); print(f'proxy.isatty: {proxy.isatty}')\n                                                                                        ^^^^^\nSyntaxError: invalid syntax\n", "exit_code": 1}}
19run_command
{
 "command": "python3 -c \"import io; from rich.file_proxy import FileProxy; from rich.console import Console; \nclass MockFile(io.TextIOBase): \n    def isatty(self): return True\nconsole = Console()\nmock_file = MockFile()\nproxy = FileProxy(console, mock_file)\nprint(f'proxy.isatty: {proxy.isatty}')\""
}
{"status": "ok", "stdout": "proxy.isatty: <built-in method isatty of FileProxy object at 0x7ba14a132d10>\n", "exit_code": 0}
full
{"status": "ok", "stdout": "proxy.isatty: <built-in method isatty of FileProxy object at 0x7ba14a132d10>\n", "exit_code": 0}
20run_command
{
 "command": "python3 -c \"import io; from rich.file_proxy import FileProxy; from rich.console import Console; \nclass MockFile(io.TextIOBase): \n    def isatty(self): return True\nconsole = Console()\nmock_file = MockFile()\nproxy = FileProxy(console, mock_file)\nprint(f'proxy.isatty(): {proxy.isatty()}')\""
}
{"status": "ok", "stdout": "proxy.isatty(): False\n", "exit_code": 0}
full
{"status": "ok", "stdout": "proxy.isatty(): False\n", "exit_code": 0}
21run_command
{
 "command": "python3 -c \"import io; help(io.TextIOBase)\""
}
{"status": "ok", "stdout": "Help on class TextIOBase in module io:\n\nclass TextIOBase(_io._TextIOBase, IOBase)\n | Base class for text I/O.\n |\n | This class
full
{"status": "ok", "stdout": "Help on class TextIOBase in module io:\n\nclass TextIOBase(_io._TextIOBase, IOBase)\n |  Base class for text I/O.\n |\n |  This class provides a character and line based interface to stream\n |  I/O. There is no readinto method because Python's character strings\n |  are immutable.\n |\n |  Method resolution order:\n |      TextIOBase\n |      _io._TextIOBase\n |      IOBase\n |      _io._IOBase\n |      builtins.object\n |\n |  Data and other attributes defined here:\n |\n |  __abstractmethods__ = frozenset()\n |\n |  ----------------------------------------------------------------------\n |  Methods inherited from _io._TextIOBase:\n |\n |  detach(self, /)\n |      Separate the underlying buffer from the TextIOBase and return it.\n |\n |      After the underlying buffer has been detached, the TextIO is in\n |      an unusable state.\n |\n |  read(self, size=-1, /)\n |      Read at most size characters from stream.\n |\n |      Read from underlying buffer until we have size characters or we hit\n |      EOF.  If size is negative or omitted, read until EOF.\n |\n |  readline(self, size=-1, /)\n |      Read until newline or EOF.\n |\n |      Return an empty string if EOF is hit immediately.\n |      If size is specified, at most size characters will be read.\n |\n |  write(self, s, /)\n |      Write string s to stream.\n |\n |      Return the number of characters written\n |      (which is always equal to the length of the string).\n |\n |  ----------------------------------------------------------------------\n |  Data descriptors inherited from _io._TextIOBase:\n |\n |  encoding\n |      Encoding of the text stream.\n |\n |      Subclasses should override.\n |\n |  errors\n |      The error setting of the decoder or encoder.\n |\n |      Subclasses should override.\n |\n |  newlines\n |      Line endings translated so far.\n |\n |      Only line endings translated during reading are considered.\n |\n |      Subclasses should override.\n |
22edit_file
{
 "filepath": "rich/file_proxy.py",
 "new_string": "    def fileno(self) -> int:\\n        return self.__file.fileno()\\n\\n    def isatty(self) -> bool:\\n        return self.__file.isatty()",
 "old_string": "    def fileno(self) -> int:\\n        return self.__file.fileno()"
}
{"status": "error", "error_type": "FileEditError", "error_message": "old_string not found in file (tried exact, flexible and regex matching)"}
full
{"status": "error", "error_type": "FileEditError", "error_message": "old_string not found in file (tried exact, flexible and regex matching)"}
23read_file
{
 "filepath": "rich/file_proxy.py"
}
{"status": "ok", "filepath": "rich/file_proxy.py", "content": "import io\nfrom typing import IO, TYPE_CHECKING, Any, List\n\nfrom .ansi import AnsiDecoder\nfrom
full
{"status": "ok", "filepath": "rich/file_proxy.py", "content": "import io\nfrom typing import IO, TYPE_CHECKING, Any, List\n\nfrom .ansi import AnsiDecoder\nfrom .text import Text\n\nif TYPE_CHECKING:\n    from .console import Console\n\n\nclass FileProxy(io.TextIOBase):\n    \"\"\"Wraps a file (e.g. sys.stdout) and redirects writes to a console.\"\"\"\n\n    def __init__(self, console: \"Console\", file: IO[str]) -> None:\n        self.__console = console\n        self.__file = file\n        self.__buffer: List[str] = []\n        self.__ansi_decoder = AnsiDecoder()\n\n    @property\n    def rich_proxied_file(self) -> IO[str]:\n        \"\"\"Get proxied file.\"\"\"\n        return self.__file\n\n    def __getattr__(self, name: str) -> Any:\n        return getattr(self.__file, name)\n\n    def write(self, text: str) -> int:\n        if not isinstance(text, str):\n            raise TypeError(f\"write() argument must be str, not {type(text).__name__}\")\n        buffer = self.__buffer\n        lines: List[str] = []\n        while text:\n            line, new_line, text = text.partition(\"\\n\")\n            if new_line:\n                lines.append(\"\".join(buffer) + line)\n                buffer.clear()\n            else:\n                buffer.append(line)\n                break\n        if lines:\n            console = self.__console\n            with console:\n                output = Text(\"\\n\").join(\n                    self.__ansi_decoder.decode_line(line) for line in lines\n                )\n                console.print(output)\n        return len(text)\n\n    def flush(self) -> None:\n        output = \"\".join(self.__buffer)\n        if output:\n            self.__console.print(output)\n        del self.__buffer[:]\n\n    def fileno(self) -> int:\n        return self.__file.fileno()\n", "start_line": 1, "end_line": 57, "total_lines": 57, "is_truncated": false}
24edit_file
{
 "filepath": "rich/file_proxy.py",
 "new_string": "    def fileno(self) -> int:\n        return self.__file.fileno()\n\n    def isatty(self) -> bool:\n        return self.__file.isatty()",
 "old_string": "    def fileno(self) -> int:\n        return self.__file.fileno()"
}
{"status": "ok", "filepath": "rich/file_proxy.py", "occurrences": 1, "strategy": "exact", "diff": "--- a/rich/file_proxy.py\n+++ b/rich/file_proxy.py\n@@ -55,3
full
{"status": "ok", "filepath": "rich/file_proxy.py", "occurrences": 1, "strategy": "exact", "diff": "--- a/rich/file_proxy.py\n+++ b/rich/file_proxy.py\n@@ -55,3 +55,6 @@\n \n     def fileno(self) -> int:\n         return self.__file.fileno()\n+\n+    def isatty(self) -> bool:\n+        return self.__file.isatty()\n", "is_truncated": false}
25run_command
{
 "command": "python3 test_proxy_isatty.py"
}
{"status": "ok", "stdout": "mock_file.isatty(): True\nproxy.isatty(): True\n", "exit_code": 0}
full
{"status": "ok", "stdout": "mock_file.isatty(): True\nproxy.isatty(): True\n", "exit_code": 0}
26submit_patch
[]
{"status": "ok", "patch_size": 1498, "files_changed": 3}
full
{"status": "ok", "patch_size": 1498, "files_changed": 3}

Patch

diff --git a/rich/file_proxy.py b/rich/file_proxy.py
index 4b0b0da6..e32523bd 100644
--- a/rich/file_proxy.py
+++ b/rich/file_proxy.py
@@ -55,3 +55,6 @@ class FileProxy(io.TextIOBase):
 
     def fileno(self) -> int:
         return self.__file.fileno()
+
+    def isatty(self) -> bool:
+        return self.__file.isatty()
diff --git a/test_proxy_isatty.py b/test_proxy_isatty.py
new file mode 100644
index 00000000..4ef4448b
--- /dev/null
+++ b/test_proxy_isatty.py
@@ -0,0 +1,16 @@
+import io
+from rich.file_proxy import FileProxy
+from rich.console import Console
+
+class MockFile(io.TextIOBase):
+    def isatty(self):
+        return True
+
+console = Console()
+mock_file = MockFile()
+proxy = FileProxy(console, mock_file)
+print(f"mock_file.isatty(): {mock_file.isatty()}")
+try:
+    print(f"proxy.isatty(): {proxy.isatty()}")
+except Exception as e:
+    print(f"proxy.isatty() raised: {e}")
diff --git a/tmp/test_proxy_isatty.py b/tmp/test_proxy_isatty.py
new file mode 100644
index 00000000..4ef4448b
--- /dev/null
+++ b/tmp/test_proxy_isatty.py
@@ -0,0 +1,16 @@
+import io
+from rich.file_proxy import FileProxy
+from rich.console import Console
+
+class MockFile(io.TextIOBase):
+    def isatty(self):
+        return True
+
+console = Console()
+mock_file = MockFile()
+proxy = FileProxy(console, mock_file)
+print(f"mock_file.isatty(): {mock_file.isatty()}")
+try:
+    print(f"proxy.isatty(): {proxy.isatty()}")
+except Exception as e:
+    print(f"proxy.isatty() raised: {e}")

Test output

show
....                                                                     [100%]
4 passed in 0.10s