fix: Fix redirection of STDOUT

Closes #904
espressif · Aug 8, 2023 · 9585c0e · 9585c0e
1 parent 8273916
commit 9585c0e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/esptool/util.py b/esptool/util.py
@@ -68,7 +68,7 @@ def print_overwrite(message, last_line=False):
     If output is not a TTY (for example redirected a pipe),
     no overwriting happens and this function is the same as print().
     """
-    if sys.stdout.isatty():
+    if hasattr(sys.stdout, "isatty") and sys.stdout.isatty():
         print("\r%s" % message, end="\n" if last_line else "")
     else:
         print(message)