add isatty() method in BytesIO (#7243)

ever0de · web-flow · commit 2833cd889606 · 2026-02-28T15:55:12.000Z
diff --git a/crates/vm/src/stdlib/io.rs b/crates/vm/src/stdlib/io.rs
@@ -4768,6 +4768,15 @@ mod _io {
 
             Ok(())
         }
+
+        #[pymethod]
+        fn isatty(&self, vm: &VirtualMachine) -> PyResult<bool> {
+            if self.closed() {
+                return Err(io_closed_error(vm));
+            }
+
+            Ok(false)
+        }
     }
 
     #[pyclass]

Original file line number	Diff line number	Diff line change
`@@ -4768,6 +4768,15 @@ mod _io {`
`4768`	`4768`
`4769`	`4769`	`Ok(())`
`4770`	`4770`	`}`
	`4771`	`+`
	`4772`	`+ #[pymethod]`
	`4773`	`+ fn isatty(&self, vm: &VirtualMachine) -> PyResult<bool> {`
	`4774`	`+ if self.closed() {`
	`4775`	`+ return Err(io_closed_error(vm));`
	`4776`	`+ }`
	`4777`	`+`
	`4778`	`+ Ok(false)`
	`4779`	`+ }`
`4771`	`4780`	`}`
`4772`	`4781`
`4773`	`4782`	`#[pyclass]`